Chapter 5: Markov Decision Processes

inventory_dp.py

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from quantecon import compute_fixed_point

import numpy as np
from collections import namedtuple
from numba import njit


# NamedTuple Model
Model = namedtuple("Model", ("β", "K", "c", "κ", "p"))


def create_inventory_model(β=0.98,      # discount factor
                           K=40,        # maximum inventory
                           c=0.2, κ=2,  # cost parameters
                           p=0.6):      # demand parameter
    return Model(β=β, K=K, c=c, κ=κ, p=p)


@njit
def demand_pdf(d, p):
    return (1 - p)**d * p


@njit
def B(x, a, v, model, d_max=101):
    """
    The function B(x, a, v) = r(x, a) + β Σ_x′ v(x′) P(x, a, x′).
    """
    β, K, c, κ, p = model
    x1 = np.array([np.minimum(x, d)*demand_pdf(d, p) for d in np.arange(d_max)])
    reward = np.sum(x1) - c * a - κ * (a > 0)
    x2 = np.array([v[np.maximum(0, x - d) + a] * demand_pdf(d, p)
                                 for d in np.arange(d_max)])
    continuation_value = β * np.sum(x2)
    return reward + continuation_value


@njit
def T(v, model):
    """The Bellman operator."""
    β, K, c, κ, p = model
    new_v = np.empty_like(v)
    for x in range(0, K+1):
        x1 = np.array([B(x, a, v, model) for a in np.arange(K-x+1)])
        new_v[x] = np.max(x1)
    return new_v


@njit
def get_greedy(v, model):
    """
    Get a v-greedy policy.  Returns a zero-based array.
    """
    β, K, c, κ, p = model
    σ_star = np.zeros(K+1, dtype=np.int32)
    for x in range(0, K+1):
        x1 = np.array([B(x, a, v, model) for a in np.arange(K-x+1)])
        σ_star[x] = np.argmax(x1)
    return σ_star


def solve_inventory_model(v_init, model):
    """Use successive_approx to get v_star and then compute greedy."""
    β, K, c, κ, p = model
    v_star = compute_fixed_point(lambda v: T(v, model), v_init,
                                 error_tol=1e-5, max_iter=1000, print_skip=25)
    σ_star = get_greedy(v_star, model)
    return v_star, σ_star


# == Plots == #

import matplotlib.pyplot as plt
import matplotlib.pyplot as plt

plt.rcParams.update({"text.usetex": True, "font.size": 14})


# Create an instance of the model and solve it
model = create_inventory_model()
β, K, c, κ, p = model
v_init = np.zeros(K+1)
v_star, σ_star = solve_inventory_model(v_init, model)


def sim_inventories(ts_length=400, X_init=0):
    """Simulate given the optimal policy."""
    global p, σ_star
    X = np.zeros(ts_length, dtype=np.int32)
    X[0] = X_init
    # Subtracts 1 because numpy generates only positive integers
    rand = np.random.default_rng().geometric(p=p, size=ts_length-1) - 1
    for t in range(0, ts_length-1):
        X[t+1] = np.maximum(X[t] - rand[t], 0) + σ_star[X[t] + 1]
    return X


def plot_vstar_and_opt_policy(fontsize=10,
                   figname="figures/inventory_dp_vs.pdf",
                   savefig=False):
    fig, axes = plt.subplots(2, 1, figsize=(8, 6.5))

    ax = axes[0]
    ax.plot(np.arange(K+1), v_star, label=r"$v^*$")
    ax.set_ylabel("value", fontsize=fontsize)
    ax.legend(fontsize=fontsize, frameon=False)

    ax = axes[1]
    ax.plot(np.arange(K+1), σ_star, label=r"$\sigma^*$")
    ax.set_xlabel("inventory", fontsize=fontsize)
    ax.set_ylabel("optimal choice", fontsize=fontsize)
    ax.legend(fontsize=fontsize, frameon=False)
    if savefig:
        fig.savefig(figname)


def plot_ts(fontsize=10,
            figname="figures/inventory_dp_ts.pdf",
            savefig=False):
    X = sim_inventories()
    fig, ax = plt.subplots(figsize=(9, 5.5))
    ax.plot(X, label="$X_t$", alpha=0.7)
    ax.set_xlabel("$t$", fontsize=fontsize)
    ax.set_ylabel("inventory", fontsize=fontsize)
    ax.legend(fontsize=fontsize, frameon=False)
    ax.set_ylim(0, np.max(X)+4)
    if savefig:
        fig.savefig(figname)

Iteration    Distance       Elapsed (seconds)
---------------------------------------------

25           4.104e-01      1.593e+00         
50           2.102e-01      1.636e+00         
75           9.558e-02      1.679e+00         
100          5.715e-02      1.722e+00         
125          3.436e-02      1.765e+00         
150          2.070e-02      1.808e+00         
175          1.249e-02      1.851e+00         
200          7.532e-03      1.894e+00         
225          4.545e-03      1.937e+00         
250          2.743e-03      1.980e+00         
275          1.655e-03      2.023e+00         
300          9.987e-04      2.065e+00         
325          6.027e-04      2.108e+00         
350          3.637e-04      2.151e+00         
375          2.195e-04      2.194e+00         
400          1.324e-04      2.237e+00         
425          7.993e-05      2.280e+00         
450          4.823e-05      2.323e+00         
475          2.911e-05      2.366e+00         
500          1.757e-05      2.409e+00         
525          1.060e-05      2.452e+00         
528          9.977e-06      2.457e+00         
Converged in 528 steps

plot_vstar_and_opt_policy()

Error in callback <function _draw_all_if_interactive at 0x7fd740b94f70> (for post_execute):

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/pyplot.py:120, in _draw_all_if_interactive()
    118 def _draw_all_if_interactive():
    119     if matplotlib.is_interactive():
--> 120         draw_all()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/_pylab_helpers.py:132, in Gcf.draw_all(cls, force)
    130 for manager in cls.get_all_fig_managers():
    131     if force or manager.canvas.figure.stale:
--> 132         manager.canvas.draw_idle()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2082, in FigureCanvasBase.draw_idle(self, *args, **kwargs)
   2080 if not self._is_idle_drawing:
   2081     with self._idle_draw_cntx():
-> 2082         self.draw(*args, **kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:400, in FigureCanvasAgg.draw(self)
    396 # Acquire a lock on the shared font cache.
    397 with RendererAgg.lock, \
    398      (self.toolbar._wait_cursor_for_draw_cm() if self.toolbar
    399       else nullcontext()):
--> 400     self.figure.draw(self.renderer)
    401     # A GUI class may be need to update a window using this draw, so
    402     # don't forget to call the superclass.
    403     super().draw()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/formatters.py:340, in BaseFormatter.__call__(self, obj)
    338     pass
    339 else:
--> 340     return printer(obj)
    341 # Finally look for special method names
    342 method = get_real_method(obj, self.print_method)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/pylabtools.py:152, in print_figure(fig, fmt, bbox_inches, base64, **kwargs)
    149     from matplotlib.backend_bases import FigureCanvasBase
    150     FigureCanvasBase(fig)
--> 152 fig.canvas.print_figure(bytes_io, **kw)
    153 data = bytes_io.getvalue()
    154 if fmt == 'svg':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2342, in FigureCanvasBase.print_figure(self, filename, dpi, facecolor, edgecolor, orientation, format, bbox_inches, pad_inches, bbox_extra_artists, backend, **kwargs)
   2336     renderer = _get_renderer(
   2337         self.figure,
   2338         functools.partial(
   2339             print_method, orientation=orientation)
   2340     )
   2341     with getattr(renderer, "_draw_disabled", nullcontext)():
-> 2342         self.figure.draw(renderer)
   2344 if bbox_inches:
   2345     if bbox_inches == "tight":

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

<Figure size 800x650 with 2 Axes>

plot_ts()

Error in callback <function _draw_all_if_interactive at 0x7fd740b94f70> (for post_execute):

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/pyplot.py:120, in _draw_all_if_interactive()
    118 def _draw_all_if_interactive():
    119     if matplotlib.is_interactive():
--> 120         draw_all()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/_pylab_helpers.py:132, in Gcf.draw_all(cls, force)
    130 for manager in cls.get_all_fig_managers():
    131     if force or manager.canvas.figure.stale:
--> 132         manager.canvas.draw_idle()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2082, in FigureCanvasBase.draw_idle(self, *args, **kwargs)
   2080 if not self._is_idle_drawing:
   2081     with self._idle_draw_cntx():
-> 2082         self.draw(*args, **kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:400, in FigureCanvasAgg.draw(self)
    396 # Acquire a lock on the shared font cache.
    397 with RendererAgg.lock, \
    398      (self.toolbar._wait_cursor_for_draw_cm() if self.toolbar
    399       else nullcontext()):
--> 400     self.figure.draw(self.renderer)
    401     # A GUI class may be need to update a window using this draw, so
    402     # don't forget to call the superclass.
    403     super().draw()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/formatters.py:340, in BaseFormatter.__call__(self, obj)
    338     pass
    339 else:
--> 340     return printer(obj)
    341 # Finally look for special method names
    342 method = get_real_method(obj, self.print_method)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/pylabtools.py:152, in print_figure(fig, fmt, bbox_inches, base64, **kwargs)
    149     from matplotlib.backend_bases import FigureCanvasBase
    150     FigureCanvasBase(fig)
--> 152 fig.canvas.print_figure(bytes_io, **kw)
    153 data = bytes_io.getvalue()
    154 if fmt == 'svg':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2342, in FigureCanvasBase.print_figure(self, filename, dpi, facecolor, edgecolor, orientation, format, bbox_inches, pad_inches, bbox_extra_artists, backend, **kwargs)
   2336     renderer = _get_renderer(
   2337         self.figure,
   2338         functools.partial(
   2339             print_method, orientation=orientation)
   2340     )
   2341     with getattr(renderer, "_draw_disabled", nullcontext)():
-> 2342         self.figure.draw(renderer)
   2344 if bbox_inches:
   2345     if bbox_inches == "tight":

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

<Figure size 900x550 with 1 Axes>

finite_opt_saving_0.py

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from quantecon.markov import tauchen
import numpy as np
from collections import namedtuple
from numba import njit, prange


# NamedTuple Model
Model = namedtuple("Model", ("β", "R", "γ", "w_grid", "y_grid", "Q"))


def create_savings_model(R=1.01, β=0.98, γ=2.5,
                         w_min=0.01, w_max=20.0, w_size=200,
                         ρ=0.9, ν=0.1, y_size=5):
    w_grid = np.linspace(w_min, w_max, w_size)
    mc = tauchen(y_size, ρ, ν)
    y_grid, Q = np.exp(mc.state_values), mc.P
    return Model(β=β, R=R, γ=γ, w_grid=w_grid, y_grid=y_grid, Q=Q)


@njit
def U(c, γ):
    return c**(1-γ)/(1-γ)


@njit
def B(i, j, k, v, model):
    """
    B(w, y, w′, v) = u(R*w + y - w′) + β Σ_y′ v(w′, y′) Q(y, y′).
    """
    β, R, γ, w_grid, y_grid, Q = model
    w, y, w_1 = w_grid[i], y_grid[j], w_grid[k]
    c = w + y - (w_1 / R)
    value = -np.inf
    if c > 0:
        value = U(c, γ) + β * np.dot(v[k, :], Q[j, :])
    return value


@njit(parallel=True)
def T(v, model):
    """The Bellman operator."""
    β, R, γ, w_grid, y_grid, Q = model
    v_new = np.empty_like(v)
    for i in prange(w_grid.shape[0]):
        for j in prange(y_grid.shape[0]):
            x_tmp = np.array([B(i, j, k, v, model) for k
                              in np.arange(w_grid.shape[0])])
            v_new[i, j] = np.max(x_tmp)
    return v_new


@njit(parallel=True)
def T_σ(v, σ, model):
    """The policy operator."""
    β, R, γ, w_grid, y_grid, Q = model
    v_new = np.empty_like(v)
    for i in prange(w_grid.shape[0]):
        for j in prange(y_grid.shape[0]):
            v_new[i, j] = B(i, j, σ[i, j], v, model)
    return v_new

finite_opt_saving_1.py

Show code cell source Hide code cell source

import numpy as np
from finite_opt_saving_0 import U, B
from numba import njit, prange

@njit(parallel=True)
def get_greedy(v, model):
    """Compute a v-greedy policy."""
    β, R, γ, w_grid, y_grid, Q = model
    σ = np.empty((w_grid.shape[0], y_grid.shape[0]), dtype=np.int32)
    for i in prange(w_grid.shape[0]):
        for j in range(y_grid.shape[0]):
            x_tmp = np.array([B(i, j, k, v, model) for k in
                             np.arange(w_grid.shape[0])])
            σ[i, j] = np.argmax(x_tmp)
    return σ


@njit
def single_to_multi(m, yn):
    # Function to extract (i, j) from m = i + (j-1)*yn
    return (m//yn, m%yn)

@njit(parallel=True)
def get_value(σ, model):
    """Get the value v_σ of policy σ."""
    # Unpack and set up
    β, R, γ, w_grid, y_grid, Q = model
    wn, yn = len(w_grid), len(y_grid)
    n = wn * yn
    # Build P_σ and r_σ as multi-index arrays
    P_σ = np.zeros((wn, yn, wn, yn))
    r_σ = np.zeros((wn, yn))
    for i in range(wn):
        for j in range(yn):
            w, y, w_1 = w_grid[i], y_grid[j], w_grid[σ[i, j]]
            r_σ[i, j] = U(w + y - w_1/R, γ)
            for i_1 in range(wn):
                for j_1 in range(yn):
                    if i_1 == σ[i, j]:
                        P_σ[i, j, i_1, j_1] = Q[j, j_1]

    # Solve for the value of σ
    P_σ = P_σ.reshape(n, n)
    r_σ = r_σ.reshape(n)

    I = np.identity(n)
    v_σ = np.linalg.solve((I - β * P_σ), r_σ)
    # Return as multi-index array
    v_σ = v_σ.reshape(wn, yn)
    return v_σ

finite_opt_saving_2.py

Show code cell source Hide code cell source

from quantecon import compute_fixed_point

import numpy as np
from numba import njit
import time
from finite_opt_saving_1 import get_greedy, get_value
from finite_opt_saving_0 import create_savings_model, T, T_σ
from quantecon import MarkovChain


def value_iteration(model, tol=1e-5):
    """Value function iteration routine."""
    vz = np.zeros((len(model.w_grid), len(model.y_grid)))
    v_star = compute_fixed_point(lambda v: T(v, model), vz,
                                 error_tol=tol, max_iter=1000, print_skip=25)
    return get_greedy(v_star, model)


@njit(cache=True, fastmath=True)
def policy_iteration(model):
    """Howard policy iteration routine."""
    wn, yn = len(model.w_grid), len(model.y_grid)
    σ = np.ones((wn, yn), dtype=np.int32)
    i, error = 0, 1.0
    while error > 0:
        v_σ = get_value(σ, model)
        σ_new = get_greedy(v_σ, model)
        error = np.max(np.abs(σ_new - σ))
        σ = σ_new
        i = i + 1
        print(f"Concluded loop {i} with error: {error}.")
    return σ


@njit
def optimistic_policy_iteration(model, tolerance=1e-5, m=100):
    """Optimistic policy iteration routine."""
    v = np.zeros((len(model.w_grid), len(model.y_grid)))
    error = tolerance + 1
    while error > tolerance:
        last_v = v
        σ = get_greedy(v, model)
        for i in range(0, m):
            v = T_σ(v, σ, model)
        error = np.max(np.abs(v - last_v))
    return get_greedy(v, model)

# Simulations and inequality measures

def simulate_wealth(m):

    model = create_savings_model()
    σ_star = optimistic_policy_iteration(model)
    β, R, γ, w_grid, y_grid, Q = model

    # Simulate labor income (indices rather than grid values)
    mc = MarkovChain(Q)
    y_idx_series = mc.simulate(ts_length=m)

    # Compute corresponding wealth time series
    w_idx_series = np.empty_like(y_idx_series)
    w_idx_series[0] = 1  # initial condition
    for t in range(m-1):
        i, j = w_idx_series[t], y_idx_series[t]
        w_idx_series[t+1] = σ_star[i, j]
    w_series = w_grid[w_idx_series]

    return w_series

def lorenz(v):  # assumed sorted vector
    S = np.cumsum(v)  # cumulative sums: [v[1], v[1] + v[2], ... ]
    F = np.arange(1, len(v) + 1) / len(v)
    L = S / S[-1]
    return (F, L) # returns named tuple

gini = lambda v: (2 * sum(i * y for (i, y) in enumerate(v))/sum(v) - (len(v) + 1))/len(v)

# Plots

import matplotlib.pyplot as plt
import matplotlib.pyplot as plt

plt.rcParams.update({"text.usetex": True, "font.size": 14})


def plot_timing(m_vals=np.arange(1, 601, 10),
                savefig=False):
    model = create_savings_model(y_size=5)
    print("Running Howard policy iteration.")
    t1 = time.time()
    σ_pi = policy_iteration(model)
    pi_time = time.time() - t1
    print(f"PI completed in {pi_time} seconds.")
    print("Running value function iteration.")
    t1 = time.time()
    σ_vfi = value_iteration(model)
    vfi_time = time.time() - t1
    print(f"VFI completed in {vfi_time} seconds.")

    assert np.allclose(σ_vfi, σ_pi), "Warning: policies deviated."

    opi_times = []
    for m in m_vals:
        print(f"Running optimistic policy iteration with m={m}.")
        t1 = time.time()
        σ_opi = optimistic_policy_iteration(model, m=m)
        t2 = time.time()
        assert np.allclose(σ_opi, σ_pi), "Warning: policies deviated."
        print(f"OPI with m={m} completed in {t2-t1} seconds.")
        opi_times.append(t2-t1)

    fig, ax = plt.subplots(figsize=(9, 5.2))
    ax.plot(m_vals, [vfi_time]*len(m_vals),
            linewidth=2, label="value function iteration")
    ax.plot(m_vals, [pi_time]*len(m_vals),
            linewidth=2, label="Howard policy iteration")
    ax.plot(m_vals, opi_times, linewidth=2,
            label="optimistic policy iteration")
    ax.legend(frameon=False)
    ax.set_xlabel(r"$m$")
    ax.set_ylabel("time")
    if savefig:
        fig.savefig("figures/finite_opt_saving_2_1.png")
    return (pi_time, vfi_time, opi_times)


def plot_policy(method="pi", savefig=False):
    model = create_savings_model()
    β, R, γ, w_grid, y_grid, Q = model
    if method == "vfi":
        σ_star =  value_iteration(model)
    elif method == "pi":
        σ_star = policy_iteration(model)
    else:
        method = "OPT"
        σ_star = optimistic_policy_iteration(model)
    fig, ax = plt.subplots(figsize=(9, 5.2))
    ax.plot(w_grid, w_grid, "k--", label=r"$45$")
    ax.plot(w_grid, w_grid[σ_star[:, 0]], label=r"$\sigma^*(\cdot, y_1)$")
    ax.plot(w_grid, w_grid[σ_star[:, -1]], label=r"$\sigma^*(\cdot, y_N)$")
    ax.legend()
    plt.title(f"Method: {method}")
    if savefig:
        fig.savefig(f"figures/finite_opt_saving_2_2_{method}.png")

def plot_time_series(m=2_000, savefig=False):

    w_series = simulate_wealth(m)
    fig, ax = plt.subplots(figsize=(9, 5.2))
    ax.plot(w_series, label="w_t")
    ax.set_xlabel("time")
    ax.legend()
    if savefig:
        fig.savefig("figures/finite_opt_saving_ts.pdf")

def plot_histogram(m=1_000_000, savefig=False):

    w_series = simulate_wealth(m)
    w_series.sort()
    g = round(gini(w_series), ndigits=2)
    fig, ax = plt.subplots(figsize=(9, 5.2))
    ax.hist(w_series, bins=40, density=True)
    ax.set_xlabel("wealth")
    ax.text(15, 0.4, f"Gini = {g}")

    if savefig:
        fig.savefig("figures/finite_opt_saving_hist.pdf")

def plot_lorenz(m=1_000_000, savefig=False):

    w_series = simulate_wealth(m)
    w_series.sort()
    (F, L) = lorenz(w_series)

    fig, ax = plt.subplots(figsize=(9, 5.2))
    ax.plot(F, F, label="Lorenz curve, equality")
    ax.plot(F, L, label="Lorenz curve, wealth distribution")
    ax.legend()

    if savefig:
        fig.savefig("figures/finite_opt_saving_lorenz.pdf")

plot_timing()

Running Howard policy iteration.

Concluded loop 1 with error: 100.
Concluded loop 2 with error: 80.
Concluded loop 3 with error: 34.
Concluded loop 4 with error: 20.
Concluded loop 5 with error: 11.
Concluded loop 6 with error: 5.
Concluded loop 7 with error: 5.

Concluded loop 8 with error: 3.
Concluded loop 9 with error: 1.
Concluded loop 10 with error: 1.
Concluded loop 11 with error: 1.
Concluded loop 12 with error: 1.

Concluded loop 13 with error: 1.
Concluded loop 14 with error: 1.
Concluded loop 15 with error: 1.
Concluded loop 16 with error: 1.
Concluded loop 17 with error: 1.

Concluded loop 18 with error: 1.
Concluded loop 19 with error: 1.
Concluded loop 20 with error: 1.
Concluded loop 21 with error: 1.
Concluded loop 22 with error: 1.
Concluded loop 23 with error: 0.
PI completed in 10.97648549079895 seconds.
Running value function iteration.
Iteration    Distance       Elapsed (seconds)
---------------------------------------------

25           5.365e-01      1.774e+00         
50           2.757e-01      1.941e+00         

75           1.596e-01      2.099e+00         
100          9.494e-02      2.257e+00         

125          5.692e-02      2.417e+00         
150          3.424e-02      2.574e+00         

175          2.063e-02      2.732e+00         
200          1.244e-02      2.897e+00         

225          7.502e-03      3.055e+00         
250          4.526e-03      3.211e+00         

275          2.731e-03      3.371e+00         
300          1.648e-03      3.526e+00         

325          9.944e-04      3.682e+00         
350          6.001e-04      3.840e+00         

375          3.621e-04      3.995e+00         
400          2.185e-04      4.150e+00         

425          1.319e-04      4.304e+00         
450          7.958e-05      4.459e+00         

475          4.802e-05      4.614e+00         
500          2.898e-05      4.768e+00         

525          1.749e-05      4.928e+00         
550          1.055e-05      5.082e+00         
553          9.933e-06      5.101e+00         
Converged in 553 steps
VFI completed in 5.106925964355469 seconds.
Running optimistic policy iteration with m=1.

OPI with m=1 completed in 5.470443487167358 seconds.
Running optimistic policy iteration with m=11.

OPI with m=11 completed in 0.41307520866394043 seconds.
Running optimistic policy iteration with m=21.

OPI with m=21 completed in 0.23917746543884277 seconds.
Running optimistic policy iteration with m=31.
OPI with m=31 completed in 0.19431805610656738 seconds.
Running optimistic policy iteration with m=41.

OPI with m=41 completed in 0.16716551780700684 seconds.
Running optimistic policy iteration with m=51.

OPI with m=51 completed in 0.21390032768249512 seconds.
Running optimistic policy iteration with m=61.
OPI with m=61 completed in 0.18641352653503418 seconds.
Running optimistic policy iteration with m=71.

OPI with m=71 completed in 0.2292790412902832 seconds.
Running optimistic policy iteration with m=81.

OPI with m=81 completed in 0.24060511589050293 seconds.
Running optimistic policy iteration with m=91.

OPI with m=91 completed in 0.24311470985412598 seconds.
Running optimistic policy iteration with m=101.

OPI with m=101 completed in 0.26010680198669434 seconds.
Running optimistic policy iteration with m=111.

OPI with m=111 completed in 0.2637171745300293 seconds.
Running optimistic policy iteration with m=121.

OPI with m=121 completed in 0.27312254905700684 seconds.
Running optimistic policy iteration with m=131.

OPI with m=131 completed in 0.2821638584136963 seconds.
Running optimistic policy iteration with m=141.

OPI with m=141 completed in 0.2944817543029785 seconds.
Running optimistic policy iteration with m=151.

OPI with m=151 completed in 0.3053781986236572 seconds.
Running optimistic policy iteration with m=161.

OPI with m=161 completed in 0.31105661392211914 seconds.
Running optimistic policy iteration with m=171.

OPI with m=171 completed in 0.32531285285949707 seconds.
Running optimistic policy iteration with m=181.

OPI with m=181 completed in 0.32952046394348145 seconds.
Running optimistic policy iteration with m=191.

OPI with m=191 completed in 0.3376197814941406 seconds.
Running optimistic policy iteration with m=201.

OPI with m=201 completed in 0.3547797203063965 seconds.
Running optimistic policy iteration with m=211.

OPI with m=211 completed in 0.35751771926879883 seconds.
Running optimistic policy iteration with m=221.

OPI with m=221 completed in 0.36670851707458496 seconds.
Running optimistic policy iteration with m=231.

OPI with m=231 completed in 0.3817601203918457 seconds.
Running optimistic policy iteration with m=241.

OPI with m=241 completed in 0.3831932544708252 seconds.
Running optimistic policy iteration with m=251.

OPI with m=251 completed in 0.4053804874420166 seconds.
Running optimistic policy iteration with m=261.

OPI with m=261 completed in 0.4053668975830078 seconds.
Running optimistic policy iteration with m=271.

OPI with m=271 completed in 0.4124879837036133 seconds.
Running optimistic policy iteration with m=281.

OPI with m=281 completed in 0.42856597900390625 seconds.
Running optimistic policy iteration with m=291.

OPI with m=291 completed in 0.45058774948120117 seconds.
Running optimistic policy iteration with m=301.

OPI with m=301 completed in 0.4453606605529785 seconds.
Running optimistic policy iteration with m=311.

OPI with m=311 completed in 0.4553208351135254 seconds.
Running optimistic policy iteration with m=321.

OPI with m=321 completed in 0.4659562110900879 seconds.
Running optimistic policy iteration with m=331.

OPI with m=331 completed in 0.46991872787475586 seconds.
Running optimistic policy iteration with m=341.

OPI with m=341 completed in 0.4851500988006592 seconds.
Running optimistic policy iteration with m=351.

OPI with m=351 completed in 0.49692606925964355 seconds.
Running optimistic policy iteration with m=361.

OPI with m=361 completed in 0.4996800422668457 seconds.
Running optimistic policy iteration with m=371.

OPI with m=371 completed in 0.5041613578796387 seconds.
Running optimistic policy iteration with m=381.

OPI with m=381 completed in 0.5220792293548584 seconds.
Running optimistic policy iteration with m=391.

OPI with m=391 completed in 0.5242099761962891 seconds.
Running optimistic policy iteration with m=401.

OPI with m=401 completed in 0.5406179428100586 seconds.
Running optimistic policy iteration with m=411.

OPI with m=411 completed in 0.5434904098510742 seconds.
Running optimistic policy iteration with m=421.

OPI with m=421 completed in 0.5629997253417969 seconds.
Running optimistic policy iteration with m=431.

OPI with m=431 completed in 0.5607571601867676 seconds.
Running optimistic policy iteration with m=441.

OPI with m=441 completed in 0.5805609226226807 seconds.
Running optimistic policy iteration with m=451.

OPI with m=451 completed in 0.5859301090240479 seconds.
Running optimistic policy iteration with m=461.

OPI with m=461 completed in 0.592343807220459 seconds.
Running optimistic policy iteration with m=471.

OPI with m=471 completed in 0.6092073917388916 seconds.
Running optimistic policy iteration with m=481.

OPI with m=481 completed in 0.6104950904846191 seconds.
Running optimistic policy iteration with m=491.

OPI with m=491 completed in 0.6204311847686768 seconds.
Running optimistic policy iteration with m=501.

OPI with m=501 completed in 0.6332840919494629 seconds.
Running optimistic policy iteration with m=511.

OPI with m=511 completed in 0.6415410041809082 seconds.
Running optimistic policy iteration with m=521.

OPI with m=521 completed in 0.6571207046508789 seconds.
Running optimistic policy iteration with m=531.

OPI with m=531 completed in 0.6614186763763428 seconds.
Running optimistic policy iteration with m=541.

OPI with m=541 completed in 0.6664578914642334 seconds.
Running optimistic policy iteration with m=551.

OPI with m=551 completed in 0.6807405948638916 seconds.
Running optimistic policy iteration with m=561.

OPI with m=561 completed in 0.6934058666229248 seconds.
Running optimistic policy iteration with m=571.

OPI with m=571 completed in 0.6941134929656982 seconds.
Running optimistic policy iteration with m=581.

OPI with m=581 completed in 0.7074129581451416 seconds.
Running optimistic policy iteration with m=591.

OPI with m=591 completed in 0.713942289352417 seconds.

(10.97648549079895,
 5.106925964355469,
 [5.470443487167358,
  0.41307520866394043,
  0.23917746543884277,
  0.19431805610656738,
  0.16716551780700684,
  0.21390032768249512,
  0.18641352653503418,
  0.2292790412902832,
  0.24060511589050293,
  0.24311470985412598,
  0.26010680198669434,
  0.2637171745300293,
  0.27312254905700684,
  0.2821638584136963,
  0.2944817543029785,
  0.3053781986236572,
  0.31105661392211914,
  0.32531285285949707,
  0.32952046394348145,
  0.3376197814941406,
  0.3547797203063965,
  0.35751771926879883,
  0.36670851707458496,
  0.3817601203918457,
  0.3831932544708252,
  0.4053804874420166,
  0.4053668975830078,
  0.4124879837036133,
  0.42856597900390625,
  0.45058774948120117,
  0.4453606605529785,
  0.4553208351135254,
  0.4659562110900879,
  0.46991872787475586,
  0.4851500988006592,
  0.49692606925964355,
  0.4996800422668457,
  0.5041613578796387,
  0.5220792293548584,
  0.5242099761962891,
  0.5406179428100586,
  0.5434904098510742,
  0.5629997253417969,
  0.5607571601867676,
  0.5805609226226807,
  0.5859301090240479,
  0.592343807220459,
  0.6092073917388916,
  0.6104950904846191,
  0.6204311847686768,
  0.6332840919494629,
  0.6415410041809082,
  0.6571207046508789,
  0.6614186763763428,
  0.6664578914642334,
  0.6807405948638916,
  0.6934058666229248,
  0.6941134929656982,
  0.7074129581451416,
  0.713942289352417])

Error in callback <function _draw_all_if_interactive at 0x7fd740b94f70> (for post_execute):

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/pyplot.py:120, in _draw_all_if_interactive()
    118 def _draw_all_if_interactive():
    119     if matplotlib.is_interactive():
--> 120         draw_all()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/_pylab_helpers.py:132, in Gcf.draw_all(cls, force)
    130 for manager in cls.get_all_fig_managers():
    131     if force or manager.canvas.figure.stale:
--> 132         manager.canvas.draw_idle()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2082, in FigureCanvasBase.draw_idle(self, *args, **kwargs)
   2080 if not self._is_idle_drawing:
   2081     with self._idle_draw_cntx():
-> 2082         self.draw(*args, **kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:400, in FigureCanvasAgg.draw(self)
    396 # Acquire a lock on the shared font cache.
    397 with RendererAgg.lock, \
    398      (self.toolbar._wait_cursor_for_draw_cm() if self.toolbar
    399       else nullcontext()):
--> 400     self.figure.draw(self.renderer)
    401     # A GUI class may be need to update a window using this draw, so
    402     # don't forget to call the superclass.
    403     super().draw()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/formatters.py:340, in BaseFormatter.__call__(self, obj)
    338     pass
    339 else:
--> 340     return printer(obj)
    341 # Finally look for special method names
    342 method = get_real_method(obj, self.print_method)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/pylabtools.py:152, in print_figure(fig, fmt, bbox_inches, base64, **kwargs)
    149     from matplotlib.backend_bases import FigureCanvasBase
    150     FigureCanvasBase(fig)
--> 152 fig.canvas.print_figure(bytes_io, **kw)
    153 data = bytes_io.getvalue()
    154 if fmt == 'svg':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2342, in FigureCanvasBase.print_figure(self, filename, dpi, facecolor, edgecolor, orientation, format, bbox_inches, pad_inches, bbox_extra_artists, backend, **kwargs)
   2336     renderer = _get_renderer(
   2337         self.figure,
   2338         functools.partial(
   2339             print_method, orientation=orientation)
   2340     )
   2341     with getattr(renderer, "_draw_disabled", nullcontext)():
-> 2342         self.figure.draw(renderer)
   2344 if bbox_inches:
   2345     if bbox_inches == "tight":

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

<Figure size 900x520 with 1 Axes>

plot_policy()

Concluded loop 1 with error: 100.
Concluded loop 2 with error: 80.
Concluded loop 3 with error: 34.
Concluded loop 4 with error: 20.
Concluded loop 5 with error: 11.

Concluded loop 6 with error: 5.
Concluded loop 7 with error: 5.
Concluded loop 8 with error: 3.
Concluded loop 9 with error: 1.

Concluded loop 10 with error: 1.
Concluded loop 11 with error: 1.
Concluded loop 12 with error: 1.
Concluded loop 13 with error: 1.

Concluded loop 14 with error: 1.
Concluded loop 15 with error: 1.
Concluded loop 16 with error: 1.
Concluded loop 17 with error: 1.

Concluded loop 18 with error: 1.
Concluded loop 19 with error: 1.
Concluded loop 20 with error: 1.
Concluded loop 21 with error: 1.

Concluded loop 22 with error: 1.
Concluded loop 23 with error: 0.
Error in callback <function _draw_all_if_interactive at 0x7fd740b94f70> (for post_execute):

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/pyplot.py:120, in _draw_all_if_interactive()
    118 def _draw_all_if_interactive():
    119     if matplotlib.is_interactive():
--> 120         draw_all()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/_pylab_helpers.py:132, in Gcf.draw_all(cls, force)
    130 for manager in cls.get_all_fig_managers():
    131     if force or manager.canvas.figure.stale:
--> 132         manager.canvas.draw_idle()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2082, in FigureCanvasBase.draw_idle(self, *args, **kwargs)
   2080 if not self._is_idle_drawing:
   2081     with self._idle_draw_cntx():
-> 2082         self.draw(*args, **kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:400, in FigureCanvasAgg.draw(self)
    396 # Acquire a lock on the shared font cache.
    397 with RendererAgg.lock, \
    398      (self.toolbar._wait_cursor_for_draw_cm() if self.toolbar
    399       else nullcontext()):
--> 400     self.figure.draw(self.renderer)
    401     # A GUI class may be need to update a window using this draw, so
    402     # don't forget to call the superclass.
    403     super().draw()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3028, in _AxesBase.draw(self, renderer)
   3025     for spine in self.spines.values():
   3026         artists.remove(spine)
-> 3028 self._update_title_position(renderer)
   3030 if not self.axison:
   3031     for _axis in self._axis_map.values():

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:2972, in _AxesBase._update_title_position(self, renderer)
   2970 top = max(top, bb.ymax)
   2971 if title.get_text():
-> 2972     ax.yaxis.get_tightbbox(renderer)  # update offsetText
   2973     if ax.yaxis.offsetText.get_text():
   2974         bb = ax.yaxis.offsetText.get_tightbbox(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1325, in Axis.get_tightbbox(self, renderer, for_layout_only)
   1322     renderer = self.figure._get_renderer()
   1323 ticks_to_draw = self._update_ticks()
-> 1325 self._update_label_position(renderer)
   1327 # go back to just this axis's tick labels
   1328 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:2565, in YAxis._update_label_position(self, renderer)
   2561     return
   2563 # get bounding boxes for this axis and any siblings
   2564 # that have been set by `fig.align_ylabels()`
-> 2565 bboxes, bboxes2 = self._get_tick_boxes_siblings(renderer=renderer)
   2566 x, y = self.label.get_position()
   2567 if self.label_position == 'left':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:2100, in Axis._get_tick_boxes_siblings(self, renderer)
   2098 axis = getattr(ax, f"{axis_name}axis")
   2099 ticks_to_draw = axis._update_ticks()
-> 2100 tlb, tlb2 = axis._get_ticklabel_bboxes(ticks_to_draw, renderer)
   2101 bboxes.extend(tlb)
   2102 bboxes2.extend(tlb2)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/formatters.py:340, in BaseFormatter.__call__(self, obj)
    338     pass
    339 else:
--> 340     return printer(obj)
    341 # Finally look for special method names
    342 method = get_real_method(obj, self.print_method)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/pylabtools.py:152, in print_figure(fig, fmt, bbox_inches, base64, **kwargs)
    149     from matplotlib.backend_bases import FigureCanvasBase
    150     FigureCanvasBase(fig)
--> 152 fig.canvas.print_figure(bytes_io, **kw)
    153 data = bytes_io.getvalue()
    154 if fmt == 'svg':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2342, in FigureCanvasBase.print_figure(self, filename, dpi, facecolor, edgecolor, orientation, format, bbox_inches, pad_inches, bbox_extra_artists, backend, **kwargs)
   2336     renderer = _get_renderer(
   2337         self.figure,
   2338         functools.partial(
   2339             print_method, orientation=orientation)
   2340     )
   2341     with getattr(renderer, "_draw_disabled", nullcontext)():
-> 2342         self.figure.draw(renderer)
   2344 if bbox_inches:
   2345     if bbox_inches == "tight":

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3028, in _AxesBase.draw(self, renderer)
   3025     for spine in self.spines.values():
   3026         artists.remove(spine)
-> 3028 self._update_title_position(renderer)
   3030 if not self.axison:
   3031     for _axis in self._axis_map.values():

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:2972, in _AxesBase._update_title_position(self, renderer)
   2970 top = max(top, bb.ymax)
   2971 if title.get_text():
-> 2972     ax.yaxis.get_tightbbox(renderer)  # update offsetText
   2973     if ax.yaxis.offsetText.get_text():
   2974         bb = ax.yaxis.offsetText.get_tightbbox(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1325, in Axis.get_tightbbox(self, renderer, for_layout_only)
   1322     renderer = self.figure._get_renderer()
   1323 ticks_to_draw = self._update_ticks()
-> 1325 self._update_label_position(renderer)
   1327 # go back to just this axis's tick labels
   1328 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:2565, in YAxis._update_label_position(self, renderer)
   2561     return
   2563 # get bounding boxes for this axis and any siblings
   2564 # that have been set by `fig.align_ylabels()`
-> 2565 bboxes, bboxes2 = self._get_tick_boxes_siblings(renderer=renderer)
   2566 x, y = self.label.get_position()
   2567 if self.label_position == 'left':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:2100, in Axis._get_tick_boxes_siblings(self, renderer)
   2098 axis = getattr(ax, f"{axis_name}axis")
   2099 ticks_to_draw = axis._update_ticks()
-> 2100 tlb, tlb2 = axis._get_ticklabel_bboxes(ticks_to_draw, renderer)
   2101 bboxes.extend(tlb)
   2102 bboxes2.extend(tlb2)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

<Figure size 900x520 with 1 Axes>

plot_time_series()

Error in callback <function _draw_all_if_interactive at 0x7fd740b94f70> (for post_execute):

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/pyplot.py:120, in _draw_all_if_interactive()
    118 def _draw_all_if_interactive():
    119     if matplotlib.is_interactive():
--> 120         draw_all()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/_pylab_helpers.py:132, in Gcf.draw_all(cls, force)
    130 for manager in cls.get_all_fig_managers():
    131     if force or manager.canvas.figure.stale:
--> 132         manager.canvas.draw_idle()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2082, in FigureCanvasBase.draw_idle(self, *args, **kwargs)
   2080 if not self._is_idle_drawing:
   2081     with self._idle_draw_cntx():
-> 2082         self.draw(*args, **kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:400, in FigureCanvasAgg.draw(self)
    396 # Acquire a lock on the shared font cache.
    397 with RendererAgg.lock, \
    398      (self.toolbar._wait_cursor_for_draw_cm() if self.toolbar
    399       else nullcontext()):
--> 400     self.figure.draw(self.renderer)
    401     # A GUI class may be need to update a window using this draw, so
    402     # don't forget to call the superclass.
    403     super().draw()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/formatters.py:340, in BaseFormatter.__call__(self, obj)
    338     pass
    339 else:
--> 340     return printer(obj)
    341 # Finally look for special method names
    342 method = get_real_method(obj, self.print_method)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/pylabtools.py:152, in print_figure(fig, fmt, bbox_inches, base64, **kwargs)
    149     from matplotlib.backend_bases import FigureCanvasBase
    150     FigureCanvasBase(fig)
--> 152 fig.canvas.print_figure(bytes_io, **kw)
    153 data = bytes_io.getvalue()
    154 if fmt == 'svg':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2342, in FigureCanvasBase.print_figure(self, filename, dpi, facecolor, edgecolor, orientation, format, bbox_inches, pad_inches, bbox_extra_artists, backend, **kwargs)
   2336     renderer = _get_renderer(
   2337         self.figure,
   2338         functools.partial(
   2339             print_method, orientation=orientation)
   2340     )
   2341     with getattr(renderer, "_draw_disabled", nullcontext)():
-> 2342         self.figure.draw(renderer)
   2344 if bbox_inches:
   2345     if bbox_inches == "tight":

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

<Figure size 900x520 with 1 Axes>

plot_histogram()

Error in callback <function _draw_all_if_interactive at 0x7fd740b94f70> (for post_execute):

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/pyplot.py:120, in _draw_all_if_interactive()
    118 def _draw_all_if_interactive():
    119     if matplotlib.is_interactive():
--> 120         draw_all()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/_pylab_helpers.py:132, in Gcf.draw_all(cls, force)
    130 for manager in cls.get_all_fig_managers():
    131     if force or manager.canvas.figure.stale:
--> 132         manager.canvas.draw_idle()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2082, in FigureCanvasBase.draw_idle(self, *args, **kwargs)
   2080 if not self._is_idle_drawing:
   2081     with self._idle_draw_cntx():
-> 2082         self.draw(*args, **kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:400, in FigureCanvasAgg.draw(self)
    396 # Acquire a lock on the shared font cache.
    397 with RendererAgg.lock, \
    398      (self.toolbar._wait_cursor_for_draw_cm() if self.toolbar
    399       else nullcontext()):
--> 400     self.figure.draw(self.renderer)
    401     # A GUI class may be need to update a window using this draw, so
    402     # don't forget to call the superclass.
    403     super().draw()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/formatters.py:340, in BaseFormatter.__call__(self, obj)
    338     pass
    339 else:
--> 340     return printer(obj)
    341 # Finally look for special method names
    342 method = get_real_method(obj, self.print_method)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/pylabtools.py:152, in print_figure(fig, fmt, bbox_inches, base64, **kwargs)
    149     from matplotlib.backend_bases import FigureCanvasBase
    150     FigureCanvasBase(fig)
--> 152 fig.canvas.print_figure(bytes_io, **kw)
    153 data = bytes_io.getvalue()
    154 if fmt == 'svg':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2342, in FigureCanvasBase.print_figure(self, filename, dpi, facecolor, edgecolor, orientation, format, bbox_inches, pad_inches, bbox_extra_artists, backend, **kwargs)
   2336     renderer = _get_renderer(
   2337         self.figure,
   2338         functools.partial(
   2339             print_method, orientation=orientation)
   2340     )
   2341     with getattr(renderer, "_draw_disabled", nullcontext)():
-> 2342         self.figure.draw(renderer)
   2344 if bbox_inches:
   2345     if bbox_inches == "tight":

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

<Figure size 900x520 with 1 Axes>

plot_lorenz()

Error in callback <function _draw_all_if_interactive at 0x7fd740b94f70> (for post_execute):

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/pyplot.py:120, in _draw_all_if_interactive()
    118 def _draw_all_if_interactive():
    119     if matplotlib.is_interactive():
--> 120         draw_all()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/_pylab_helpers.py:132, in Gcf.draw_all(cls, force)
    130 for manager in cls.get_all_fig_managers():
    131     if force or manager.canvas.figure.stale:
--> 132         manager.canvas.draw_idle()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2082, in FigureCanvasBase.draw_idle(self, *args, **kwargs)
   2080 if not self._is_idle_drawing:
   2081     with self._idle_draw_cntx():
-> 2082         self.draw(*args, **kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:400, in FigureCanvasAgg.draw(self)
    396 # Acquire a lock on the shared font cache.
    397 with RendererAgg.lock, \
    398      (self.toolbar._wait_cursor_for_draw_cm() if self.toolbar
    399       else nullcontext()):
--> 400     self.figure.draw(self.renderer)
    401     # A GUI class may be need to update a window using this draw, so
    402     # don't forget to call the superclass.
    403     super().draw()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/formatters.py:340, in BaseFormatter.__call__(self, obj)
    338     pass
    339 else:
--> 340     return printer(obj)
    341 # Finally look for special method names
    342 method = get_real_method(obj, self.print_method)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/pylabtools.py:152, in print_figure(fig, fmt, bbox_inches, base64, **kwargs)
    149     from matplotlib.backend_bases import FigureCanvasBase
    150     FigureCanvasBase(fig)
--> 152 fig.canvas.print_figure(bytes_io, **kw)
    153 data = bytes_io.getvalue()
    154 if fmt == 'svg':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2342, in FigureCanvasBase.print_figure(self, filename, dpi, facecolor, edgecolor, orientation, format, bbox_inches, pad_inches, bbox_extra_artists, backend, **kwargs)
   2336     renderer = _get_renderer(
   2337         self.figure,
   2338         functools.partial(
   2339             print_method, orientation=orientation)
   2340     )
   2341     with getattr(renderer, "_draw_disabled", nullcontext)():
-> 2342         self.figure.draw(renderer)
   2344 if bbox_inches:
   2345     if bbox_inches == "tight":

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

<Figure size 900x520 with 1 Axes>

finite_lq.py

Show code cell source Hide code cell source

from quantecon import compute_fixed_point
from quantecon.markov import tauchen, MarkovChain

import numpy as np
from collections import namedtuple
from numba import njit, prange
import time


# NamedTuple Model
Model = namedtuple("Model", ("β", "a_0", "a_1", "γ", "c",
                             "y_grid", "z_grid", "Q"))


def create_investment_model(
        r=0.04,                               # Interest rate
        a_0=10.0, a_1=1.0,                    # Demand parameters
        γ=25.0, c=1.0,                        # Adjustment and unit cost
        y_min=0.0, y_max=20.0, y_size=100,    # Grid for output
        ρ=0.9, ν=1.0,                         # AR(1) parameters
        z_size=25):                           # Grid size for shock
    β = 1/(1+r)
    y_grid = np.linspace(y_min, y_max, y_size)
    mc = tauchen(y_size, ρ, ν)
    z_grid, Q = mc.state_values, mc.P
    return Model(β=β, a_0=a_0, a_1=a_1, γ=γ, c=c,
          y_grid=y_grid, z_grid=z_grid, Q=Q)


@njit
def B(i, j, k, v, model):
    """
    The aggregator B is given by

        B(y, z, y′) = r(y, z, y′) + β Σ_z′ v(y′, z′) Q(z, z′)."

    where

        r(y, z, y′) := (a_0 - a_1 * y + z - c) y - γ * (y′ - y)^2

    """
    β, a_0, a_1, γ, c, y_grid, z_grid, Q = model
    y, z, y_1 = y_grid[i], z_grid[j], y_grid[k]
    r = (a_0 - a_1 * y + z - c) * y - γ * (y_1 - y)**2
    return r + β * np.dot(v[k, :], Q[j, :])


@njit(parallel=True)
def T_σ(v, σ, model):
    """The policy operator."""
    v_new = np.empty_like(v)
    for i in prange(len(model.y_grid)):
        for j in prange(len(model.z_grid)):
            v_new[i, j] = B(i, j, σ[i, j], v, model)
    return v_new


@njit(parallel=True)
def T(v, model):
    """The Bellman operator."""
    v_new = np.empty_like(v)
    for i in prange(len(model.y_grid)):
        for j in prange(len(model.z_grid)):
            tmp = np.array([B(i, j, k, v, model) for k
                            in np.arange(len(model.y_grid))])
            v_new[i, j] = np.max(tmp)
    return v_new


@njit(parallel=True)
def get_greedy(v, model):
    """Compute a v-greedy policy."""
    n, m = len(model.y_grid), len(model.z_grid)
    σ = np.empty((n, m), dtype=np.int32)
    for i in prange(n):
        for j in prange(m):
            tmp = np.array([B(i, j, k, v, model) for k
                            in np.arange(n)])
            σ[i, j] = np.argmax(tmp)
    return σ



def value_iteration(model, tol=1e-5):
    """Value function iteration routine."""
    vz = np.zeros((len(model.y_grid), len(model.z_grid)))
    v_star = compute_fixed_point(lambda v: T(v, model), vz,
                                 error_tol=tol, max_iter=1000, print_skip=25)
    return get_greedy(v_star, model)


@njit
def single_to_multi(m, zn):
    # Function to extract (i, j) from m = i + (j-1)*zn
    return (m//zn, m%zn)


@njit(parallel=True)
def get_value(σ, model):
    """Get the value v_σ of policy σ."""
    # Unpack and set up
    β, a_0, a_1, γ, c, y_grid, z_grid, Q = model
    yn, zn = len(y_grid), len(z_grid)
    n = yn * zn
    # Allocate and create single index versions of P_σ and r_σ
    P_σ = np.zeros((n, n))
    r_σ = np.zeros(n)
    for m in prange(n):
        i, j = single_to_multi(m, zn)
        y, z, y_1 = y_grid[i], z_grid[j], y_grid[σ[i, j]]
        r_σ[m] = (a_0 - a_1 * y + z - c) * y - γ * (y_1 - y)**2
        for m_1 in prange(n):
            i_1, j_1 = single_to_multi(m_1, zn)
            if i_1 == σ[i, j]:
                P_σ[m, m_1] = Q[j, j_1]

    I = np.identity(n)
    # Solve for the value of σ
    v_σ = np.linalg.solve((I - β * P_σ), r_σ)
    # Return as multi-index array
    v_σ = v_σ.reshape(yn, zn)
    return v_σ


@njit
def policy_iteration(model):
    """Howard policy iteration routine."""
    yn, zn = len(model.y_grid), len(model.z_grid)
    σ = np.ones((yn, zn), dtype=np.int32)
    i, error = 0, 1.0
    while error > 0:
        v_σ = get_value(σ, model)
        σ_new = get_greedy(v_σ, model)
        error = np.max(np.abs(σ_new - σ))
        σ = σ_new
        i = i + 1
        print(f"Concluded loop {i} with error: {error}.")
    return σ


@njit
def optimistic_policy_iteration(model, tol=1e-5, m=100):
    """Optimistic policy iteration routine."""
    v = np.zeros((len(model.y_grid), len(model.z_grid)))
    error = tol + 1
    while error > tol:
        last_v = v
        σ = get_greedy(v, model)
        for i in range(m):
            v = T_σ(v, σ, model)
        error = np.max(np.abs(v - last_v))
    return get_greedy(v, model)


# Plots

import matplotlib.pyplot as plt
import matplotlib.pyplot as plt

plt.rcParams.update({"text.usetex": True, "font.size": 14})


def plot_policy(savefig=False, figname="figures/finite_lq_0.pdf"):
    model = create_investment_model()
    β, a_0, a_1, γ, c, y_grid, z_grid, Q = model
    σ_star = optimistic_policy_iteration(model)
    fig, ax = plt.subplots(figsize=(9, 5.2))
    ax.plot(y_grid, y_grid, "k--", label=r"$45$")
    ax.plot(y_grid, y_grid[σ_star[:, 0]], label=r"$\sigma^*(\cdot, z_1)$")
    ax.plot(y_grid, y_grid[σ_star[:, -1]], label="$\sigma^*(\cdot, z_N)$")
    ax.legend()
    if savefig:
        fig.savefig(figname)


def plot_sim(savefig=False, figname="figures/finite_lq_1.pdf"):
    ts_length = 200

    fig, axes = plt.subplots(4, 1, figsize=(9, 11.2))

    for (ax, γ) in zip(axes, (1, 10, 20, 30)):
        model = create_investment_model(γ=γ)
        β, a_0, a_1, γ, c, y_grid, z_grid, Q = model
        σ_star = optimistic_policy_iteration(model)
        mc = MarkovChain(Q, z_grid)

        z_sim_idx = mc.simulate_indices(ts_length)
        z_sim = z_grid[z_sim_idx]

        y_sim_idx = np.empty(ts_length, dtype=np.int32)
        y_1 = (a_0 - c + z_sim[1]) / (2 * a_1)

        y_sim_idx[0] = np.searchsorted(y_grid, y_1)
        for t in range(ts_length-1):
            y_sim_idx[t+1] = σ_star[y_sim_idx[t], z_sim_idx[t]]
        y_sim = y_grid[y_sim_idx]
        y_bar_sim = (a_0 - c + z_sim) / (2 * a_1)

        ax.plot(np.arange(1, ts_length+1), y_sim, label=r"$Y_t$")
        ax.plot(np.arange(1, ts_length+1), y_bar_sim, label=r"$\bar Y_t$")
        ax.legend(frameon=False, loc="upper right")
        ax.set_ylabel("output")
        ax.set_ylim(1, 9)
        ax.set_title(r"$\gamma = $" + f"{γ}")

    fig.tight_layout()
    if savefig:
        fig.savefig(figname)


def plot_timing(m_vals=np.arange(1, 601, 10),
                savefig=False,
                figname="figures/finite_lq_time.pdf"
    ):
    # NOTE: Uncomment the following lines in this function to
    # include Policy iteration plot
    model = create_investment_model()
    # print("Running Howard policy iteration.")
    # t1 = time.time()
    # σ_pi = policy_iteration(model)
    # pi_time = time.time() - t1
    # print(f"PI completed in {pi_time} seconds.")
    print("Running value function iteration.")
    t1 = time.time()
    σ_vfi = value_iteration(model)
    vfi_time = time.time() - t1
    print(f"VFI completed in {vfi_time} seconds.")
    opi_times = []
    for m in m_vals:
        print(f"Running optimistic policy iteration with m={m}.")
        t1 = time.time()
        σ_opi = optimistic_policy_iteration(model, m=m, tol=1e-5)
        t2 = time.time()
        print(f"OPI with m={m} completed in {t2-t1} seconds.")
        opi_times.append(t2-t1)

    fig, ax = plt.subplots(figsize=(9, 5.2))
    ax.plot(m_vals, [vfi_time]*len(m_vals),
            linewidth=2, label="value function iteration")
    # ax.plot(m_vals, [pi_time]*len(m_vals),
    #         linewidth=2, label="Howard policy iteration")
    ax.plot(m_vals, opi_times, linewidth=2, label="optimistic policy iteration")
    ax.legend(frameon=False)
    ax.set_xlabel(r"$m$")
    ax.set_ylabel("time")
    if savefig:
        fig.savefig(figname)
    return (vfi_time, opi_times)

plot_policy()

Error in callback <function _draw_all_if_interactive at 0x7fd740b94f70> (for post_execute):

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/pyplot.py:120, in _draw_all_if_interactive()
    118 def _draw_all_if_interactive():
    119     if matplotlib.is_interactive():
--> 120         draw_all()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/_pylab_helpers.py:132, in Gcf.draw_all(cls, force)
    130 for manager in cls.get_all_fig_managers():
    131     if force or manager.canvas.figure.stale:
--> 132         manager.canvas.draw_idle()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2082, in FigureCanvasBase.draw_idle(self, *args, **kwargs)
   2080 if not self._is_idle_drawing:
   2081     with self._idle_draw_cntx():
-> 2082         self.draw(*args, **kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:400, in FigureCanvasAgg.draw(self)
    396 # Acquire a lock on the shared font cache.
    397 with RendererAgg.lock, \
    398      (self.toolbar._wait_cursor_for_draw_cm() if self.toolbar
    399       else nullcontext()):
--> 400     self.figure.draw(self.renderer)
    401     # A GUI class may be need to update a window using this draw, so
    402     # don't forget to call the superclass.
    403     super().draw()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/formatters.py:340, in BaseFormatter.__call__(self, obj)
    338     pass
    339 else:
--> 340     return printer(obj)
    341 # Finally look for special method names
    342 method = get_real_method(obj, self.print_method)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/pylabtools.py:152, in print_figure(fig, fmt, bbox_inches, base64, **kwargs)
    149     from matplotlib.backend_bases import FigureCanvasBase
    150     FigureCanvasBase(fig)
--> 152 fig.canvas.print_figure(bytes_io, **kw)
    153 data = bytes_io.getvalue()
    154 if fmt == 'svg':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2342, in FigureCanvasBase.print_figure(self, filename, dpi, facecolor, edgecolor, orientation, format, bbox_inches, pad_inches, bbox_extra_artists, backend, **kwargs)
   2336     renderer = _get_renderer(
   2337         self.figure,
   2338         functools.partial(
   2339             print_method, orientation=orientation)
   2340     )
   2341     with getattr(renderer, "_draw_disabled", nullcontext)():
-> 2342         self.figure.draw(renderer)
   2344 if bbox_inches:
   2345     if bbox_inches == "tight":

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

<Figure size 900x520 with 1 Axes>

plot_sim()

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
Cell In[14], line 1
----> 1 plot_sim()

Cell In[12], line 206, in plot_sim(savefig, figname)
    203     ax.set_ylim(1, 9)
    204     ax.set_title(r"$\gamma = $" + f"{γ}")
--> 206 fig.tight_layout()
    207 if savefig:
    208     fig.savefig(figname)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3509, in Figure.tight_layout(self, pad, h_pad, w_pad, rect)
   3507 previous_engine = self.get_layout_engine()
   3508 self.set_layout_engine(engine)
-> 3509 engine.execute(self)
   3510 if not isinstance(previous_engine, TightLayoutEngine) \
   3511         and previous_engine is not None:
   3512     _api.warn_external('The figure layout has changed to tight')

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/layout_engine.py:178, in TightLayoutEngine.execute(self, fig)
    176 renderer = fig._get_renderer()
    177 with getattr(renderer, "_draw_disabled", nullcontext)():
--> 178     kwargs = get_tight_layout_figure(
    179         fig, fig.axes, get_subplotspec_list(fig.axes), renderer,
    180         pad=info['pad'], h_pad=info['h_pad'], w_pad=info['w_pad'],
    181         rect=info['rect'])
    182 if kwargs:
    183     fig.subplots_adjust(**kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/_tight_layout.py:266, in get_tight_layout_figure(fig, axes_list, subplotspec_list, renderer, pad, h_pad, w_pad, rect)
    261         return {}
    262     span_pairs.append((
    263         slice(ss.rowspan.start * div_row, ss.rowspan.stop * div_row),
    264         slice(ss.colspan.start * div_col, ss.colspan.stop * div_col)))
--> 266 kwargs = _auto_adjust_subplotpars(fig, renderer,
    267                                   shape=(max_nrows, max_ncols),
    268                                   span_pairs=span_pairs,
    269                                   subplot_list=subplot_list,
    270                                   ax_bbox_list=ax_bbox_list,
    271                                   pad=pad, h_pad=h_pad, w_pad=w_pad)
    273 # kwargs can be none if tight_layout fails...
    274 if rect is not None and kwargs is not None:
    275     # if rect is given, the whole subplots area (including
    276     # labels) will fit into the rect instead of the
   (...)
    280     # auto_adjust_subplotpars twice, where the second run
    281     # with adjusted rect parameters.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/_tight_layout.py:82, in _auto_adjust_subplotpars(fig, renderer, shape, span_pairs, subplot_list, ax_bbox_list, pad, h_pad, w_pad, rect)
     80 for ax in subplots:
     81     if ax.get_visible():
---> 82         bb += [martist._get_tightbbox_for_layout_only(ax, renderer)]
     84 tight_bbox_raw = Bbox.union(bb)
     85 tight_bbox = fig.transFigure.inverted().transform_bbox(tight_bbox_raw)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:1415, in _get_tightbbox_for_layout_only(obj, *args, **kwargs)
   1409 """
   1410 Matplotlib's `.Axes.get_tightbbox` and `.Axis.get_tightbbox` support a
   1411 *for_layout_only* kwarg; this helper tries to use the kwarg but skips it
   1412 when encountering third-party subclasses that do not support it.
   1413 """
   1414 try:
-> 1415     return obj.get_tightbbox(*args, **{**kwargs, "for_layout_only": True})
   1416 except TypeError:
   1417     return obj.get_tightbbox(*args, **kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:4385, in _AxesBase.get_tightbbox(self, renderer, call_axes_locator, bbox_extra_artists, for_layout_only)
   4383 for axis in self._axis_map.values():
   4384     if self.axison and axis.get_visible():
-> 4385         ba = martist._get_tightbbox_for_layout_only(axis, renderer)
   4386         if ba:
   4387             bb.append(ba)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:1415, in _get_tightbbox_for_layout_only(obj, *args, **kwargs)
   1409 """
   1410 Matplotlib's `.Axes.get_tightbbox` and `.Axis.get_tightbbox` support a
   1411 *for_layout_only* kwarg; this helper tries to use the kwarg but skips it
   1412 when encountering third-party subclasses that do not support it.
   1413 """
   1414 try:
-> 1415     return obj.get_tightbbox(*args, **{**kwargs, "for_layout_only": True})
   1416 except TypeError:
   1417     return obj.get_tightbbox(*args, **kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1325, in Axis.get_tightbbox(self, renderer, for_layout_only)
   1322     renderer = self.figure._get_renderer()
   1323 ticks_to_draw = self._update_ticks()
-> 1325 self._update_label_position(renderer)
   1327 # go back to just this axis's tick labels
   1328 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:2304, in XAxis._update_label_position(self, renderer)
   2300     return
   2302 # get bounding boxes for this axis and any siblings
   2303 # that have been set by `fig.align_xlabels()`
-> 2304 bboxes, bboxes2 = self._get_tick_boxes_siblings(renderer=renderer)
   2306 x, y = self.label.get_position()
   2307 if self.label_position == 'bottom':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:2100, in Axis._get_tick_boxes_siblings(self, renderer)
   2098 axis = getattr(ax, f"{axis_name}axis")
   2099 ticks_to_draw = axis._update_ticks()
-> 2100 tlb, tlb2 = axis._get_ticklabel_bboxes(ticks_to_draw, renderer)
   2101 bboxes.extend(tlb)
   2102 bboxes2.extend(tlb2)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

Error in callback <function _draw_all_if_interactive at 0x7fd740b94f70> (for post_execute):

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/pyplot.py:120, in _draw_all_if_interactive()
    118 def _draw_all_if_interactive():
    119     if matplotlib.is_interactive():
--> 120         draw_all()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/_pylab_helpers.py:132, in Gcf.draw_all(cls, force)
    130 for manager in cls.get_all_fig_managers():
    131     if force or manager.canvas.figure.stale:
--> 132         manager.canvas.draw_idle()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2082, in FigureCanvasBase.draw_idle(self, *args, **kwargs)
   2080 if not self._is_idle_drawing:
   2081     with self._idle_draw_cntx():
-> 2082         self.draw(*args, **kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:400, in FigureCanvasAgg.draw(self)
    396 # Acquire a lock on the shared font cache.
    397 with RendererAgg.lock, \
    398      (self.toolbar._wait_cursor_for_draw_cm() if self.toolbar
    399       else nullcontext()):
--> 400     self.figure.draw(self.renderer)
    401     # A GUI class may be need to update a window using this draw, so
    402     # don't forget to call the superclass.
    403     super().draw()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3028, in _AxesBase.draw(self, renderer)
   3025     for spine in self.spines.values():
   3026         artists.remove(spine)
-> 3028 self._update_title_position(renderer)
   3030 if not self.axison:
   3031     for _axis in self._axis_map.values():

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:2972, in _AxesBase._update_title_position(self, renderer)
   2970 top = max(top, bb.ymax)
   2971 if title.get_text():
-> 2972     ax.yaxis.get_tightbbox(renderer)  # update offsetText
   2973     if ax.yaxis.offsetText.get_text():
   2974         bb = ax.yaxis.offsetText.get_tightbbox(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1325, in Axis.get_tightbbox(self, renderer, for_layout_only)
   1322     renderer = self.figure._get_renderer()
   1323 ticks_to_draw = self._update_ticks()
-> 1325 self._update_label_position(renderer)
   1327 # go back to just this axis's tick labels
   1328 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:2565, in YAxis._update_label_position(self, renderer)
   2561     return
   2563 # get bounding boxes for this axis and any siblings
   2564 # that have been set by `fig.align_ylabels()`
-> 2565 bboxes, bboxes2 = self._get_tick_boxes_siblings(renderer=renderer)
   2566 x, y = self.label.get_position()
   2567 if self.label_position == 'left':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:2100, in Axis._get_tick_boxes_siblings(self, renderer)
   2098 axis = getattr(ax, f"{axis_name}axis")
   2099 ticks_to_draw = axis._update_ticks()
-> 2100 tlb, tlb2 = axis._get_ticklabel_bboxes(ticks_to_draw, renderer)
   2101 bboxes.extend(tlb)
   2102 bboxes2.extend(tlb2)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/formatters.py:340, in BaseFormatter.__call__(self, obj)
    338     pass
    339 else:
--> 340     return printer(obj)
    341 # Finally look for special method names
    342 method = get_real_method(obj, self.print_method)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/pylabtools.py:152, in print_figure(fig, fmt, bbox_inches, base64, **kwargs)
    149     from matplotlib.backend_bases import FigureCanvasBase
    150     FigureCanvasBase(fig)
--> 152 fig.canvas.print_figure(bytes_io, **kw)
    153 data = bytes_io.getvalue()
    154 if fmt == 'svg':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2342, in FigureCanvasBase.print_figure(self, filename, dpi, facecolor, edgecolor, orientation, format, bbox_inches, pad_inches, bbox_extra_artists, backend, **kwargs)
   2336     renderer = _get_renderer(
   2337         self.figure,
   2338         functools.partial(
   2339             print_method, orientation=orientation)
   2340     )
   2341     with getattr(renderer, "_draw_disabled", nullcontext)():
-> 2342         self.figure.draw(renderer)
   2344 if bbox_inches:
   2345     if bbox_inches == "tight":

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3028, in _AxesBase.draw(self, renderer)
   3025     for spine in self.spines.values():
   3026         artists.remove(spine)
-> 3028 self._update_title_position(renderer)
   3030 if not self.axison:
   3031     for _axis in self._axis_map.values():

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:2972, in _AxesBase._update_title_position(self, renderer)
   2970 top = max(top, bb.ymax)
   2971 if title.get_text():
-> 2972     ax.yaxis.get_tightbbox(renderer)  # update offsetText
   2973     if ax.yaxis.offsetText.get_text():
   2974         bb = ax.yaxis.offsetText.get_tightbbox(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1325, in Axis.get_tightbbox(self, renderer, for_layout_only)
   1322     renderer = self.figure._get_renderer()
   1323 ticks_to_draw = self._update_ticks()
-> 1325 self._update_label_position(renderer)
   1327 # go back to just this axis's tick labels
   1328 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:2565, in YAxis._update_label_position(self, renderer)
   2561     return
   2563 # get bounding boxes for this axis and any siblings
   2564 # that have been set by `fig.align_ylabels()`
-> 2565 bboxes, bboxes2 = self._get_tick_boxes_siblings(renderer=renderer)
   2566 x, y = self.label.get_position()
   2567 if self.label_position == 'left':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:2100, in Axis._get_tick_boxes_siblings(self, renderer)
   2098 axis = getattr(ax, f"{axis_name}axis")
   2099 ticks_to_draw = axis._update_ticks()
-> 2100 tlb, tlb2 = axis._get_ticklabel_bboxes(ticks_to_draw, renderer)
   2101 bboxes.extend(tlb)
   2102 bboxes2.extend(tlb2)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

<Figure size 900x1120 with 4 Axes>

plot_timing()

Running value function iteration.
Iteration    Distance       Elapsed (seconds)
---------------------------------------------

25           8.945e+00      1.751e+00         

50           3.040e+00      2.563e+00         

75           1.132e+00      3.371e+00         

100          4.246e-01      4.196e+00         

125          1.593e-01      5.009e+00         

150          5.974e-02      5.823e+00         

175          2.241e-02      6.661e+00         

200          8.406e-03      7.469e+00         

225          3.153e-03      8.283e+00         

250          1.183e-03      9.097e+00         

275          4.437e-04      9.912e+00         

300          1.664e-04      1.072e+01         

325          6.244e-05      1.153e+01         

350          2.342e-05      1.234e+01         

372          9.883e-06      1.306e+01         
Converged in 372 steps
VFI completed in 13.090829133987427 seconds.
Running optimistic policy iteration with m=1.

OPI with m=1 completed in 12.830492973327637 seconds.
Running optimistic policy iteration with m=11.

OPI with m=11 completed in 1.4442417621612549 seconds.
Running optimistic policy iteration with m=21.

OPI with m=21 completed in 0.8920128345489502 seconds.
Running optimistic policy iteration with m=31.

OPI with m=31 completed in 0.7004673480987549 seconds.
Running optimistic policy iteration with m=41.

OPI with m=41 completed in 0.6110904216766357 seconds.
Running optimistic policy iteration with m=51.

OPI with m=51 completed in 0.5601520538330078 seconds.
Running optimistic policy iteration with m=61.

OPI with m=61 completed in 0.545926570892334 seconds.
Running optimistic policy iteration with m=71.

OPI with m=71 completed in 0.5200026035308838 seconds.
Running optimistic policy iteration with m=81.

OPI with m=81 completed in 0.549079179763794 seconds.
Running optimistic policy iteration with m=91.

OPI with m=91 completed in 0.5736384391784668 seconds.
Running optimistic policy iteration with m=101.

OPI with m=101 completed in 0.6689484119415283 seconds.
Running optimistic policy iteration with m=111.

OPI with m=111 completed in 0.6284487247467041 seconds.
Running optimistic policy iteration with m=121.

OPI with m=121 completed in 0.6651022434234619 seconds.
Running optimistic policy iteration with m=131.

OPI with m=131 completed in 0.6893093585968018 seconds.
Running optimistic policy iteration with m=141.

OPI with m=141 completed in 0.7204532623291016 seconds.
Running optimistic policy iteration with m=151.

OPI with m=151 completed in 0.8204207420349121 seconds.
Running optimistic policy iteration with m=161.

OPI with m=161 completed in 0.856992244720459 seconds.
Running optimistic policy iteration with m=171.

OPI with m=171 completed in 0.8828120231628418 seconds.
Running optimistic policy iteration with m=181.

OPI with m=181 completed in 0.9148223400115967 seconds.
Running optimistic policy iteration with m=191.

OPI with m=191 completed in 0.8583328723907471 seconds.
Running optimistic policy iteration with m=201.

OPI with m=201 completed in 0.882845401763916 seconds.
Running optimistic policy iteration with m=211.

OPI with m=211 completed in 0.9090797901153564 seconds.
Running optimistic policy iteration with m=221.

OPI with m=221 completed in 0.9419946670532227 seconds.
Running optimistic policy iteration with m=231.

OPI with m=231 completed in 0.9699242115020752 seconds.
Running optimistic policy iteration with m=241.

OPI with m=241 completed in 0.9952239990234375 seconds.
Running optimistic policy iteration with m=251.

OPI with m=251 completed in 1.0294346809387207 seconds.
Running optimistic policy iteration with m=261.

OPI with m=261 completed in 1.048901081085205 seconds.
Running optimistic policy iteration with m=271.

OPI with m=271 completed in 1.0742430686950684 seconds.
Running optimistic policy iteration with m=281.

OPI with m=281 completed in 1.1071524620056152 seconds.
Running optimistic policy iteration with m=291.

OPI with m=291 completed in 1.1334121227264404 seconds.
Running optimistic policy iteration with m=301.

OPI with m=301 completed in 1.1660714149475098 seconds.
Running optimistic policy iteration with m=311.

OPI with m=311 completed in 1.2095305919647217 seconds.
Running optimistic policy iteration with m=321.

OPI with m=321 completed in 1.2172062397003174 seconds.
Running optimistic policy iteration with m=331.

OPI with m=331 completed in 1.250797986984253 seconds.
Running optimistic policy iteration with m=341.

OPI with m=341 completed in 1.2729005813598633 seconds.
Running optimistic policy iteration with m=351.

OPI with m=351 completed in 1.319643259048462 seconds.
Running optimistic policy iteration with m=361.

OPI with m=361 completed in 1.335367202758789 seconds.
Running optimistic policy iteration with m=371.

OPI with m=371 completed in 1.355539083480835 seconds.
Running optimistic policy iteration with m=381.

OPI with m=381 completed in 1.3874897956848145 seconds.
Running optimistic policy iteration with m=391.

OPI with m=391 completed in 1.4151897430419922 seconds.
Running optimistic policy iteration with m=401.

OPI with m=401 completed in 1.437828540802002 seconds.
Running optimistic policy iteration with m=411.

OPI with m=411 completed in 1.4687869548797607 seconds.
Running optimistic policy iteration with m=421.

OPI with m=421 completed in 1.518681287765503 seconds.
Running optimistic policy iteration with m=431.

OPI with m=431 completed in 1.524156093597412 seconds.
Running optimistic policy iteration with m=441.

OPI with m=441 completed in 1.5499825477600098 seconds.
Running optimistic policy iteration with m=451.

OPI with m=451 completed in 1.5793249607086182 seconds.
Running optimistic policy iteration with m=461.

OPI with m=461 completed in 1.6087150573730469 seconds.
Running optimistic policy iteration with m=471.

OPI with m=471 completed in 1.6361291408538818 seconds.
Running optimistic policy iteration with m=481.

OPI with m=481 completed in 1.662580966949463 seconds.
Running optimistic policy iteration with m=491.

OPI with m=491 completed in 1.6850275993347168 seconds.
Running optimistic policy iteration with m=501.

OPI with m=501 completed in 1.7449445724487305 seconds.
Running optimistic policy iteration with m=511.

OPI with m=511 completed in 1.754335641860962 seconds.
Running optimistic policy iteration with m=521.

OPI with m=521 completed in 1.7820370197296143 seconds.
Running optimistic policy iteration with m=531.

OPI with m=531 completed in 1.8055155277252197 seconds.
Running optimistic policy iteration with m=541.

OPI with m=541 completed in 1.8365869522094727 seconds.
Running optimistic policy iteration with m=551.

OPI with m=551 completed in 1.874324083328247 seconds.
Running optimistic policy iteration with m=561.

OPI with m=561 completed in 1.8891055583953857 seconds.
Running optimistic policy iteration with m=571.

OPI with m=571 completed in 1.9106426239013672 seconds.
Running optimistic policy iteration with m=581.

OPI with m=581 completed in 1.9358625411987305 seconds.
Running optimistic policy iteration with m=591.

OPI with m=591 completed in 1.968526840209961 seconds.

(13.090829133987427,
 [12.830492973327637,
  1.4442417621612549,
  0.8920128345489502,
  0.7004673480987549,
  0.6110904216766357,
  0.5601520538330078,
  0.545926570892334,
  0.5200026035308838,
  0.549079179763794,
  0.5736384391784668,
  0.6689484119415283,
  0.6284487247467041,
  0.6651022434234619,
  0.6893093585968018,
  0.7204532623291016,
  0.8204207420349121,
  0.856992244720459,
  0.8828120231628418,
  0.9148223400115967,
  0.8583328723907471,
  0.882845401763916,
  0.9090797901153564,
  0.9419946670532227,
  0.9699242115020752,
  0.9952239990234375,
  1.0294346809387207,
  1.048901081085205,
  1.0742430686950684,
  1.1071524620056152,
  1.1334121227264404,
  1.1660714149475098,
  1.2095305919647217,
  1.2172062397003174,
  1.250797986984253,
  1.2729005813598633,
  1.319643259048462,
  1.335367202758789,
  1.355539083480835,
  1.3874897956848145,
  1.4151897430419922,
  1.437828540802002,
  1.4687869548797607,
  1.518681287765503,
  1.524156093597412,
  1.5499825477600098,
  1.5793249607086182,
  1.6087150573730469,
  1.6361291408538818,
  1.662580966949463,
  1.6850275993347168,
  1.7449445724487305,
  1.754335641860962,
  1.7820370197296143,
  1.8055155277252197,
  1.8365869522094727,
  1.874324083328247,
  1.8891055583953857,
  1.9106426239013672,
  1.9358625411987305,
  1.968526840209961])

Error in callback <function _draw_all_if_interactive at 0x7fd740b94f70> (for post_execute):

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/pyplot.py:120, in _draw_all_if_interactive()
    118 def _draw_all_if_interactive():
    119     if matplotlib.is_interactive():
--> 120         draw_all()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/_pylab_helpers.py:132, in Gcf.draw_all(cls, force)
    130 for manager in cls.get_all_fig_managers():
    131     if force or manager.canvas.figure.stale:
--> 132         manager.canvas.draw_idle()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2082, in FigureCanvasBase.draw_idle(self, *args, **kwargs)
   2080 if not self._is_idle_drawing:
   2081     with self._idle_draw_cntx():
-> 2082         self.draw(*args, **kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:400, in FigureCanvasAgg.draw(self)
    396 # Acquire a lock on the shared font cache.
    397 with RendererAgg.lock, \
    398      (self.toolbar._wait_cursor_for_draw_cm() if self.toolbar
    399       else nullcontext()):
--> 400     self.figure.draw(self.renderer)
    401     # A GUI class may be need to update a window using this draw, so
    402     # don't forget to call the superclass.
    403     super().draw()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/formatters.py:340, in BaseFormatter.__call__(self, obj)
    338     pass
    339 else:
--> 340     return printer(obj)
    341 # Finally look for special method names
    342 method = get_real_method(obj, self.print_method)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/pylabtools.py:152, in print_figure(fig, fmt, bbox_inches, base64, **kwargs)
    149     from matplotlib.backend_bases import FigureCanvasBase
    150     FigureCanvasBase(fig)
--> 152 fig.canvas.print_figure(bytes_io, **kw)
    153 data = bytes_io.getvalue()
    154 if fmt == 'svg':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2342, in FigureCanvasBase.print_figure(self, filename, dpi, facecolor, edgecolor, orientation, format, bbox_inches, pad_inches, bbox_extra_artists, backend, **kwargs)
   2336     renderer = _get_renderer(
   2337         self.figure,
   2338         functools.partial(
   2339             print_method, orientation=orientation)
   2340     )
   2341     with getattr(renderer, "_draw_disabled", nullcontext)():
-> 2342         self.figure.draw(renderer)
   2344 if bbox_inches:
   2345     if bbox_inches == "tight":

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

<Figure size 900x520 with 1 Axes>

firm_hiring.py

Show code cell source Hide code cell source

import numpy as np
from quantecon.markov import tauchen, MarkovChain

from collections import namedtuple
from numba import njit, prange


# NamedTuple Model
Model = namedtuple("Model", ("β", "κ", "α", "p", "w", "l_grid",
                             "z_grid", "Q"))


def create_hiring_model(
        r=0.04,                              # Interest rate
        κ=1.0,                               # Adjustment cost
        α=0.4,                               # Production parameter
        p=1.0, w=1.0,                        # Price and wage
        l_min=0.0, l_max=30.0, l_size=100,   # Grid for labor
        ρ=0.9, ν=0.4, b=1.0,                 # AR(1) parameters
        z_size=100):                         # Grid size for shock
    β = 1/(1+r)
    l_grid = np.linspace(l_min, l_max, l_size)
    mc = tauchen(z_size, ρ, ν, b, 6)
    z_grid, Q = mc.state_values, mc.P
    return Model(β=β, κ=κ, α=α, p=p, w=w,
                 l_grid=l_grid, z_grid=z_grid, Q=Q)


@njit
def B(i, j, k, v, model):
    """
    The aggregator B is given by

        B(l, z, l′) = r(l, z, l′) + β Σ_z′ v(l′, z′) Q(z, z′)."

    where

        r(l, z, l′) := p * z * f(l) - w * l - κ 1{l != l′}

    """
    β, κ, α, p, w, l_grid, z_grid, Q = model
    l, z, l_1 = l_grid[i], z_grid[j], l_grid[k]
    r = p * z * l**α - w * l - κ * (l != l_1)
    return r + β * np.dot(v[k, :], Q[j, :])


@njit(parallel=True)
def T_σ(v, σ, model):
    """The policy operator."""
    v_new = np.empty_like(v)
    for i in prange(len(model.l_grid)):
        for j in prange(len(model.z_grid)):
            v_new[i, j] = B(i, j, σ[i, j], v, model)
    return v_new


@njit(parallel=True)
def get_greedy(v, model):
    """Compute a v-greedy policy."""
    β, κ, α, p, w, l_grid, z_grid, Q = model
    n, m = len(l_grid), len(z_grid)
    σ = np.empty((n, m), dtype=np.int32)
    for i in prange(n):
        for j in prange(m):
            tmp = np.array([B(i, j, k, v, model) for k
                            in np.arange(n)])
            σ[i, j] = np.argmax(tmp)
    return σ


@njit
def optimistic_policy_iteration(model, tolerance=1e-5, m=100):
    """Optimistic policy iteration routine."""
    v = np.zeros((len(model.l_grid), len(model.z_grid)))
    error = tolerance + 1
    while error > tolerance:
        last_v = v
        σ = get_greedy(v, model)
        for i in range(m):
            v = T_σ(v, σ, model)
        error = np.max(np.abs(v - last_v))
    return get_greedy(v, model)


# Plots

import matplotlib.pyplot as plt
import matplotlib.pyplot as plt

plt.rcParams.update({"text.usetex": True, "font.size": 14})


def plot_policy(savefig=False,
                figname="figures/firm_hiring_pol.pdf"):
    model = create_hiring_model()
    β, κ, α, p, w, l_grid, z_grid, Q = model
    σ_star = optimistic_policy_iteration(model)
    fig, ax = plt.subplots(figsize=(9, 5.2))
    ax.plot(l_grid, l_grid, "k--", label=r"$45$")
    ax.plot(l_grid, l_grid[σ_star[:, 0]], label=r"$\sigma^*(\cdot, z_1)$")
    ax.plot(l_grid, l_grid[σ_star[:, -1]], label=r"$\sigma^*(\cdot, z_N)$")
    ax.legend()
    if savefig:
        fig.savefig(figname)


def sim_dynamics(model, ts_length):
    β, κ, α, p, w, l_grid, z_grid, Q = model
    σ_star = optimistic_policy_iteration(model)
    mc = MarkovChain(Q, z_grid)
    z_sim_idx = mc.simulate_indices(ts_length)
    z_sim = z_grid[z_sim_idx]
    l_sim_idx = np.empty(ts_length, dtype=np.int32)
    l_sim_idx[0] = 32
    for t in range(ts_length-1):
        l_sim_idx[t+1] = σ_star[l_sim_idx[t], z_sim_idx[t]]
    l_sim = l_grid[l_sim_idx]

    y_sim = np.empty_like(l_sim)
    for (i, l) in enumerate(l_sim):
        y_sim[i] = p * z_sim[i] * l_sim[i]**α

    t = ts_length - 1
    l_g, y_g, z_g = np.zeros(t), np.zeros(t), np.zeros(t)

    for i in range(t):
        l_g[i] = (l_sim[i+1] - l_sim[i]) / l_sim[i]
        y_g[i] = (y_sim[i+1] - y_sim[i]) / y_sim[i]
        z_g[i] = (z_sim[i+1] - z_sim[i]) / z_sim[i]

    return l_sim, y_sim, z_sim, l_g, y_g, z_g


def plot_sim(savefig=False,
             figname="figures/firm_hiring_ts.pdf",
             ts_length = 250):
    model = create_hiring_model()
    β, κ, α, p, w, l_grid, z_grid, Q = model
    l_sim, y_sim, z_sim, l_g, y_g, z_g = sim_dynamics(model, ts_length)
    fig, ax = plt.subplots(figsize=(9, 5.2))
    x_grid = np.arange(ts_length)
    ax.plot(x_grid, l_sim, label=r"$\ell_t$")
    ax.plot(x_grid, z_sim, alpha=0.6, label=r"$Z_t$")
    ax.legend(frameon=False)
    ax.set_ylabel("employment")
    ax.set_xlabel("time")

    if savefig:
        fig.savefig(figname)


def plot_growth(savefig=False,
                figname="figures/firm_hiring_g.pdf",
                ts_length = 10_000_000):

    model = create_hiring_model()
    β, κ, α, p, w, l_grid, z_grid, Q = model
    l_sim, y_sim, z_sim, l_g, y_g, z_g = sim_dynamics(model, ts_length)

    fig, ax = plt.subplots()
    ax.hist(l_g, alpha=0.6, bins=100)
    ax.set_xlabel("growth")

    #fig, axes = plt.subplots(2, 1)
    #series = y_g, z_g
    #for (ax, g) in zip(axes, series):
    #    ax.hist(g, alpha=0.6, bins=100)
    #    ax.set_xlabel("growth")

    plt.tight_layout()
    if savefig:
        fig.savefig(figname)

plot_policy()

Error in callback <function _draw_all_if_interactive at 0x7fd740b94f70> (for post_execute):

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/pyplot.py:120, in _draw_all_if_interactive()
    118 def _draw_all_if_interactive():
    119     if matplotlib.is_interactive():
--> 120         draw_all()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/_pylab_helpers.py:132, in Gcf.draw_all(cls, force)
    130 for manager in cls.get_all_fig_managers():
    131     if force or manager.canvas.figure.stale:
--> 132         manager.canvas.draw_idle()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2082, in FigureCanvasBase.draw_idle(self, *args, **kwargs)
   2080 if not self._is_idle_drawing:
   2081     with self._idle_draw_cntx():
-> 2082         self.draw(*args, **kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:400, in FigureCanvasAgg.draw(self)
    396 # Acquire a lock on the shared font cache.
    397 with RendererAgg.lock, \
    398      (self.toolbar._wait_cursor_for_draw_cm() if self.toolbar
    399       else nullcontext()):
--> 400     self.figure.draw(self.renderer)
    401     # A GUI class may be need to update a window using this draw, so
    402     # don't forget to call the superclass.
    403     super().draw()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/formatters.py:340, in BaseFormatter.__call__(self, obj)
    338     pass
    339 else:
--> 340     return printer(obj)
    341 # Finally look for special method names
    342 method = get_real_method(obj, self.print_method)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/pylabtools.py:152, in print_figure(fig, fmt, bbox_inches, base64, **kwargs)
    149     from matplotlib.backend_bases import FigureCanvasBase
    150     FigureCanvasBase(fig)
--> 152 fig.canvas.print_figure(bytes_io, **kw)
    153 data = bytes_io.getvalue()
    154 if fmt == 'svg':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2342, in FigureCanvasBase.print_figure(self, filename, dpi, facecolor, edgecolor, orientation, format, bbox_inches, pad_inches, bbox_extra_artists, backend, **kwargs)
   2336     renderer = _get_renderer(
   2337         self.figure,
   2338         functools.partial(
   2339             print_method, orientation=orientation)
   2340     )
   2341     with getattr(renderer, "_draw_disabled", nullcontext)():
-> 2342         self.figure.draw(renderer)
   2344 if bbox_inches:
   2345     if bbox_inches == "tight":

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

<Figure size 900x520 with 1 Axes>

plot_sim()

Error in callback <function _draw_all_if_interactive at 0x7fd740b94f70> (for post_execute):

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/pyplot.py:120, in _draw_all_if_interactive()
    118 def _draw_all_if_interactive():
    119     if matplotlib.is_interactive():
--> 120         draw_all()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/_pylab_helpers.py:132, in Gcf.draw_all(cls, force)
    130 for manager in cls.get_all_fig_managers():
    131     if force or manager.canvas.figure.stale:
--> 132         manager.canvas.draw_idle()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2082, in FigureCanvasBase.draw_idle(self, *args, **kwargs)
   2080 if not self._is_idle_drawing:
   2081     with self._idle_draw_cntx():
-> 2082         self.draw(*args, **kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:400, in FigureCanvasAgg.draw(self)
    396 # Acquire a lock on the shared font cache.
    397 with RendererAgg.lock, \
    398      (self.toolbar._wait_cursor_for_draw_cm() if self.toolbar
    399       else nullcontext()):
--> 400     self.figure.draw(self.renderer)
    401     # A GUI class may be need to update a window using this draw, so
    402     # don't forget to call the superclass.
    403     super().draw()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/formatters.py:340, in BaseFormatter.__call__(self, obj)
    338     pass
    339 else:
--> 340     return printer(obj)
    341 # Finally look for special method names
    342 method = get_real_method(obj, self.print_method)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/pylabtools.py:152, in print_figure(fig, fmt, bbox_inches, base64, **kwargs)
    149     from matplotlib.backend_bases import FigureCanvasBase
    150     FigureCanvasBase(fig)
--> 152 fig.canvas.print_figure(bytes_io, **kw)
    153 data = bytes_io.getvalue()
    154 if fmt == 'svg':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2342, in FigureCanvasBase.print_figure(self, filename, dpi, facecolor, edgecolor, orientation, format, bbox_inches, pad_inches, bbox_extra_artists, backend, **kwargs)
   2336     renderer = _get_renderer(
   2337         self.figure,
   2338         functools.partial(
   2339             print_method, orientation=orientation)
   2340     )
   2341     with getattr(renderer, "_draw_disabled", nullcontext)():
-> 2342         self.figure.draw(renderer)
   2344 if bbox_inches:
   2345     if bbox_inches == "tight":

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

<Figure size 900x520 with 1 Axes>

plot_growth()

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
Cell In[19], line 1
----> 1 plot_growth()

Cell In[16], line 170, in plot_growth(savefig, figname, ts_length)
    162 ax.set_xlabel("growth")
    164 #fig, axes = plt.subplots(2, 1)
    165 #series = y_g, z_g
    166 #for (ax, g) in zip(axes, series):
    167 #    ax.hist(g, alpha=0.6, bins=100)
    168 #    ax.set_xlabel("growth")
--> 170 plt.tight_layout()
    171 if savefig:
    172     fig.savefig(figname)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/pyplot.py:2349, in tight_layout(pad, h_pad, w_pad, rect)
   2347 @_copy_docstring_and_deprecators(Figure.tight_layout)
   2348 def tight_layout(*, pad=1.08, h_pad=None, w_pad=None, rect=None):
-> 2349     return gcf().tight_layout(pad=pad, h_pad=h_pad, w_pad=w_pad, rect=rect)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3509, in Figure.tight_layout(self, pad, h_pad, w_pad, rect)
   3507 previous_engine = self.get_layout_engine()
   3508 self.set_layout_engine(engine)
-> 3509 engine.execute(self)
   3510 if not isinstance(previous_engine, TightLayoutEngine) \
   3511         and previous_engine is not None:
   3512     _api.warn_external('The figure layout has changed to tight')

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/layout_engine.py:178, in TightLayoutEngine.execute(self, fig)
    176 renderer = fig._get_renderer()
    177 with getattr(renderer, "_draw_disabled", nullcontext)():
--> 178     kwargs = get_tight_layout_figure(
    179         fig, fig.axes, get_subplotspec_list(fig.axes), renderer,
    180         pad=info['pad'], h_pad=info['h_pad'], w_pad=info['w_pad'],
    181         rect=info['rect'])
    182 if kwargs:
    183     fig.subplots_adjust(**kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/_tight_layout.py:266, in get_tight_layout_figure(fig, axes_list, subplotspec_list, renderer, pad, h_pad, w_pad, rect)
    261         return {}
    262     span_pairs.append((
    263         slice(ss.rowspan.start * div_row, ss.rowspan.stop * div_row),
    264         slice(ss.colspan.start * div_col, ss.colspan.stop * div_col)))
--> 266 kwargs = _auto_adjust_subplotpars(fig, renderer,
    267                                   shape=(max_nrows, max_ncols),
    268                                   span_pairs=span_pairs,
    269                                   subplot_list=subplot_list,
    270                                   ax_bbox_list=ax_bbox_list,
    271                                   pad=pad, h_pad=h_pad, w_pad=w_pad)
    273 # kwargs can be none if tight_layout fails...
    274 if rect is not None and kwargs is not None:
    275     # if rect is given, the whole subplots area (including
    276     # labels) will fit into the rect instead of the
   (...)
    280     # auto_adjust_subplotpars twice, where the second run
    281     # with adjusted rect parameters.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/_tight_layout.py:82, in _auto_adjust_subplotpars(fig, renderer, shape, span_pairs, subplot_list, ax_bbox_list, pad, h_pad, w_pad, rect)
     80 for ax in subplots:
     81     if ax.get_visible():
---> 82         bb += [martist._get_tightbbox_for_layout_only(ax, renderer)]
     84 tight_bbox_raw = Bbox.union(bb)
     85 tight_bbox = fig.transFigure.inverted().transform_bbox(tight_bbox_raw)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:1415, in _get_tightbbox_for_layout_only(obj, *args, **kwargs)
   1409 """
   1410 Matplotlib's `.Axes.get_tightbbox` and `.Axis.get_tightbbox` support a
   1411 *for_layout_only* kwarg; this helper tries to use the kwarg but skips it
   1412 when encountering third-party subclasses that do not support it.
   1413 """
   1414 try:
-> 1415     return obj.get_tightbbox(*args, **{**kwargs, "for_layout_only": True})
   1416 except TypeError:
   1417     return obj.get_tightbbox(*args, **kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:4385, in _AxesBase.get_tightbbox(self, renderer, call_axes_locator, bbox_extra_artists, for_layout_only)
   4383 for axis in self._axis_map.values():
   4384     if self.axison and axis.get_visible():
-> 4385         ba = martist._get_tightbbox_for_layout_only(axis, renderer)
   4386         if ba:
   4387             bb.append(ba)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:1415, in _get_tightbbox_for_layout_only(obj, *args, **kwargs)
   1409 """
   1410 Matplotlib's `.Axes.get_tightbbox` and `.Axis.get_tightbbox` support a
   1411 *for_layout_only* kwarg; this helper tries to use the kwarg but skips it
   1412 when encountering third-party subclasses that do not support it.
   1413 """
   1414 try:
-> 1415     return obj.get_tightbbox(*args, **{**kwargs, "for_layout_only": True})
   1416 except TypeError:
   1417     return obj.get_tightbbox(*args, **kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1325, in Axis.get_tightbbox(self, renderer, for_layout_only)
   1322     renderer = self.figure._get_renderer()
   1323 ticks_to_draw = self._update_ticks()
-> 1325 self._update_label_position(renderer)
   1327 # go back to just this axis's tick labels
   1328 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:2304, in XAxis._update_label_position(self, renderer)
   2300     return
   2302 # get bounding boxes for this axis and any siblings
   2303 # that have been set by `fig.align_xlabels()`
-> 2304 bboxes, bboxes2 = self._get_tick_boxes_siblings(renderer=renderer)
   2306 x, y = self.label.get_position()
   2307 if self.label_position == 'bottom':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:2100, in Axis._get_tick_boxes_siblings(self, renderer)
   2098 axis = getattr(ax, f"{axis_name}axis")
   2099 ticks_to_draw = axis._update_ticks()
-> 2100 tlb, tlb2 = axis._get_ticklabel_bboxes(ticks_to_draw, renderer)
   2101 bboxes.extend(tlb)
   2102 bboxes2.extend(tlb2)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

Error in callback <function _draw_all_if_interactive at 0x7fd740b94f70> (for post_execute):

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/pyplot.py:120, in _draw_all_if_interactive()
    118 def _draw_all_if_interactive():
    119     if matplotlib.is_interactive():
--> 120         draw_all()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/_pylab_helpers.py:132, in Gcf.draw_all(cls, force)
    130 for manager in cls.get_all_fig_managers():
    131     if force or manager.canvas.figure.stale:
--> 132         manager.canvas.draw_idle()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2082, in FigureCanvasBase.draw_idle(self, *args, **kwargs)
   2080 if not self._is_idle_drawing:
   2081     with self._idle_draw_cntx():
-> 2082         self.draw(*args, **kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:400, in FigureCanvasAgg.draw(self)
    396 # Acquire a lock on the shared font cache.
    397 with RendererAgg.lock, \
    398      (self.toolbar._wait_cursor_for_draw_cm() if self.toolbar
    399       else nullcontext()):
--> 400     self.figure.draw(self.renderer)
    401     # A GUI class may be need to update a window using this draw, so
    402     # don't forget to call the superclass.
    403     super().draw()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/formatters.py:340, in BaseFormatter.__call__(self, obj)
    338     pass
    339 else:
--> 340     return printer(obj)
    341 # Finally look for special method names
    342 method = get_real_method(obj, self.print_method)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/pylabtools.py:152, in print_figure(fig, fmt, bbox_inches, base64, **kwargs)
    149     from matplotlib.backend_bases import FigureCanvasBase
    150     FigureCanvasBase(fig)
--> 152 fig.canvas.print_figure(bytes_io, **kw)
    153 data = bytes_io.getvalue()
    154 if fmt == 'svg':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2342, in FigureCanvasBase.print_figure(self, filename, dpi, facecolor, edgecolor, orientation, format, bbox_inches, pad_inches, bbox_extra_artists, backend, **kwargs)
   2336     renderer = _get_renderer(
   2337         self.figure,
   2338         functools.partial(
   2339             print_method, orientation=orientation)
   2340     )
   2341     with getattr(renderer, "_draw_disabled", nullcontext)():
-> 2342         self.figure.draw(renderer)
   2344 if bbox_inches:
   2345     if bbox_inches == "tight":

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

<Figure size 640x480 with 1 Axes>

modified_opt_savings.py

Show code cell source Hide code cell source

from quantecon import tauchen, MarkovChain

import numpy as np
from collections import namedtuple
from numba import njit, prange
from math import floor


# NamedTuple Model
Model = namedtuple("Model", ("β", "γ", "η_grid", "φ",
                             "w_grid", "y_grid", "Q"))


def create_savings_model(β=0.98, γ=2.5,  
                         w_min=0.01, w_max=20.0, w_size=100,
                         ρ=0.9, ν=0.1, y_size=20,
                         η_min=0.75, η_max=1.25, η_size=2):
    η_grid = np.linspace(η_min, η_max, η_size)
    φ = np.ones(η_size) * (1 / η_size)  # Uniform distributoin
    w_grid = np.linspace(w_min, w_max, w_size)
    mc = tauchen(y_size, ρ, ν)
    y_grid, Q = np.exp(mc.state_values), mc.P
    return Model(β=β, γ=γ, η_grid=η_grid, φ=φ, w_grid=w_grid,
                 y_grid=y_grid, Q=Q)

## == Functions for regular OPI == ##

@njit
def U(c, γ):
    return c**(1-γ)/(1-γ)

@njit
def B(i, j, k, l, v, model):
    """
    The function

    B(w, y, η, w′) = u(w + y - w′/η)) + β Σ v(w′, y′, η′) Q(y, y′) ϕ(η′)

    """
    β, γ, η_grid, φ, w_grid, y_grid, Q = model
    w, y, η, w_1 = w_grid[i], y_grid[j], η_grid[k], w_grid[l]
    c = w + y - (w_1 / η)
    exp_value = 0.0
    for m in prange(len(y_grid)):
        for n in prange(len(η_grid)):
            exp_value += v[l, m, n] * Q[j, m] * φ[n]
    return U(c, γ) + β * exp_value if c > 0 else -np.inf


@njit(parallel=True)
def T_σ(v, σ, model):
    """The policy operator."""
    β, γ, η_grid, φ, w_grid, y_grid, Q = model
    v_new = np.empty_like(v)
    for i in prange(len(w_grid)):
        for j in prange(len(y_grid)):
            for k in prange(len(η_grid)):
                v_new[i, j, k] = B(i, j, k, σ[i, j, k], v, model)
    return v_new


@njit(parallel=True)
def get_greedy(v, model):
    """Compute a v-greedy policy."""
    β, γ, η_grid, φ, w_grid, y_grid, Q = model
    w_n, y_n, η_n = len(w_grid), len(y_grid), len(η_grid)
    σ = np.empty((w_n, y_n, η_n), dtype=np.int32)
    for i in prange(w_n):
        for j in prange(y_n):
            for k in prange(η_n):
                _tmp = np.array([B(i, j, k, l, v, model) for l
                                in range(w_n)])
                σ[i, j, k] = np.argmax(_tmp)
    return σ


def optimistic_policy_iteration(model, tolerance=1e-5, m=100):
    """Optimistic policy iteration routine."""
    β, γ, η_grid, φ, w_grid, y_grid, Q = model
    w_n, y_n, η_n = len(w_grid), len(y_grid), len(η_grid)
    v = np.zeros((w_n, y_n, η_n))
    error = tolerance + 1
    while error > tolerance:
        last_v = v
        σ = get_greedy(v, model)
        for i in range(m):
            v = T_σ(v, σ, model)
        error = np.max(np.abs(v - last_v))
        print(f"OPI current error = {error}")
    return get_greedy(v, model)


## == Functions for modified OPI == ##


@njit
def D(i, j, k, l, g, model):
    """D(w, y, η, w′, g) = u(w + y - w′/η) + β g(y, w′)."""
    β, γ, η_grid, φ, w_grid, y_grid, Q = model
    w, y, η, w_1 = w_grid[i], y_grid[j], η_grid[k], w_grid[l]
    c = w + y - (w_1 / η)
    return U(c, γ) + β * g[j, l] if c > 0 else -np.inf


@njit(parallel=True)
def get_g_greedy(g, model):
    """Compute a g-greedy policy."""
    β, γ, η_grid, φ, w_grid, y_grid, Q = model
    w_n, y_n, η_n = len(w_grid), len(y_grid), len(η_grid)
    σ = np.empty((w_n, y_n, η_n), dtype=np.int32)
    for i in prange(w_n):
        for j in prange(y_n):
            for k in prange(η_n):
                _tmp = np.array([D(i, j, k, l, g, model) for l
                                in range(w_n)])
                σ[i, j, k] = np.argmax(_tmp)
    return σ


@njit(parallel=True)
def R_σ(g, σ, model):
    """The modified policy operator."""
    β, γ, η_grid, φ, w_grid, y_grid, Q = model
    w_n, y_n, η_n = len(w_grid), len(y_grid), len(η_grid)
    g_new = np.empty_like(g)
    for j in prange(y_n):
        for i_1 in prange(w_n):
            out = 0.0
            for j_1 in prange(y_n):
                for k_1 in prange(η_n):
                    out += D(i_1, j_1, k_1, σ[i_1, j_1, k_1], g,
                             model) * Q[j, j_1] * φ[k_1]
            g_new[j, i_1] = out
    return g_new


def mod_opi(model, tolerance=1e-5, m=100):
    """Modified optimistic policy iteration routine."""
    β, γ, η_grid, φ, w_grid, y_grid, Q = model
    g = np.zeros((len(y_grid), len(w_grid)))
    error = tolerance + 1
    while error > tolerance:
        last_g = g
        σ = get_g_greedy(g, model)
        for i in range(m):
            g = R_σ(g, σ, model)
        error = np.max(np.abs(g - last_g))
        print(f"OPI current error = {error}")
    return get_g_greedy(g, model)


def simulate_wealth(m):

    model = create_savings_model()
    σ_star = mod_opi(model)
    β, γ, η_grid, φ, w_grid, y_grid, Q = model

    # Simulate labor income
    mc = MarkovChain(Q)
    y_idx_series = mc.simulate(ts_length=m)

    # IID Markov chain with uniform draws
    l = len(η_grid)
    mc = MarkovChain(np.ones((l, l)) / l)
    η_idx_series = mc.simulate(ts_length=m)

    w_idx_series = np.empty_like(y_idx_series)
    w_idx_series[0] = 1  # initial condition
    for t in range(m-1):
        i, j, k = w_idx_series[t], y_idx_series[t], η_idx_series[t]
        w_idx_series[t+1] = σ_star[i, j, k]
    w_series = w_grid[w_idx_series]

    return w_series

def lorenz(v):  # assumed sorted vector
    S = np.cumsum(v)  # cumulative sums: [v[1], v[1] + v[2], ... ]
    F = np.arange(1, len(v) + 1) / len(v)
    L = S / S[-1]
    return (F, L) # returns named tuple

gini = lambda v: (2 * sum(i * y for (i, y) in enumerate(v))/sum(v) - (len(v) + 1))/len(v)

# Plots


import matplotlib.pyplot as plt
import matplotlib.pyplot as plt

plt.rcParams.update({"text.usetex": True, "font.size": 14})


def plot_contours(savefig=False,
                  figname="figures/modified_opt_savings_1.pdf"):

    model = create_savings_model()
    β, γ, η_grid, φ, w_grid, y_grid, Q = model
    σ_star = optimistic_policy_iteration(model)

    fig, axes = plt.subplots(2, 1, figsize=(10, 8))
    y_n, η_n = len(y_grid), len(η_grid)
    y_idx, η_idx = np.arange(y_n), np.arange(η_n)
    H = np.zeros((y_n, η_n))

    w_indices = (0, len(w_grid)-1)
    titles = "low wealth", "high wealth"
    for (ax, w_idx, title) in zip(axes, w_indices, titles):

        for i_y in y_idx:
            for i_η in η_idx:
                w, y, η = w_grid[w_idx], y_grid[i_y], η_grid[i_η]
                H[i_y, i_η] = w_grid[σ_star[w_idx, i_y, i_η]] / (w + y)

        cs1 = ax.contourf(y_grid, η_grid, np.transpose(H), alpha=0.5)

        plt.colorbar(cs1, ax=ax) #, format="%.6f")

        ax.set_title(title)
        ax.set_xlabel(r"$y$")
        ax.set_ylabel(r"$\varepsilon$")

    plt.tight_layout()
    if savefig:
        fig.savefig(figname)

def plot_policies(savefig=False):
    model = create_savings_model()
    β, γ, η_grid, φ, w_grid, y_grid, Q = model
    σ_star = mod_opi(model)
    y_bar = floor(len(y_grid) / 2) # index of mid-point of y_grid

    fig, ax = plt.subplots(figsize=(9, 5.2))
    ax.plot(w_grid, w_grid, "k--", label=r"$45$")

    for (i, η) in enumerate(η_grid):
        label = r"$\sigma^*$" + " at " + r"$\eta = $" + f"{η.round(2)}"
        ax.plot(w_grid, w_grid[σ_star[:, y_bar, i]], label=label)
        
    ax.legend()
    if savefig:
        fig.savefig(f"figures/modified_opt_saving_2.pdf")

def plot_time_series(m=2_000, savefig=False):

    w_series = simulate_wealth(m)
    fig, ax = plt.subplots(figsize=(9, 5.2))
    ax.plot(w_series, label=r"$w_t$")
    ax.set_xlabel("time")
    ax.legend()
    if savefig:
        fig.savefig("figures/modified_opt_saving_ts.pdf")

def plot_histogram(m=1_000_000, savefig=False):

    w_series = simulate_wealth(m)
    w_series.sort()
    g = round(gini(w_series), ndigits=2)
    fig, ax = plt.subplots(figsize=(9, 5.2))
    ax.hist(w_series, bins=40, density=True)
    ax.set_xlabel("wealth")
    ax.text(15, 0.4, f"Gini = {g}")

    if savefig:
        fig.savefig("figures/modified_opt_saving_hist.pdf")

def plot_lorenz(m=1_000_000, savefig=False):

    w_series = simulate_wealth(m)
    w_series.sort()
    (F, L) = lorenz(w_series)

    fig, ax = plt.subplots(figsize=(9, 5.2))
    ax.plot(F, F, label="Lorenz curve, equality")
    ax.plot(F, L, label="Lorenz curve, wealth distribution")
    ax.legend()

    if savefig:
        fig.savefig("figures/modified_opt_saving_lorenz.pdf")

plot_contours()

OPI current error = 38.39992049152959
OPI current error = 4.066951180848008
OPI current error = 4.638095426143881
OPI current error = 1.3260813588221119
OPI current error = 0.387220292250511
OPI current error = 0.09428546775950508

OPI current error = 0.020264553290218146
OPI current error = 0.002633073607984926
OPI current error = 0.0001361425568191521
OPI current error = 7.91199066441095e-06

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
Cell In[21], line 1
----> 1 plot_contours()

Cell In[20], line 222, in plot_contours(savefig, figname)
    219     ax.set_xlabel(r"$y$")
    220     ax.set_ylabel(r"$\varepsilon$")
--> 222 plt.tight_layout()
    223 if savefig:
    224     fig.savefig(figname)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/pyplot.py:2349, in tight_layout(pad, h_pad, w_pad, rect)
   2347 @_copy_docstring_and_deprecators(Figure.tight_layout)
   2348 def tight_layout(*, pad=1.08, h_pad=None, w_pad=None, rect=None):
-> 2349     return gcf().tight_layout(pad=pad, h_pad=h_pad, w_pad=w_pad, rect=rect)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3509, in Figure.tight_layout(self, pad, h_pad, w_pad, rect)
   3507 previous_engine = self.get_layout_engine()
   3508 self.set_layout_engine(engine)
-> 3509 engine.execute(self)
   3510 if not isinstance(previous_engine, TightLayoutEngine) \
   3511         and previous_engine is not None:
   3512     _api.warn_external('The figure layout has changed to tight')

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/layout_engine.py:178, in TightLayoutEngine.execute(self, fig)
    176 renderer = fig._get_renderer()
    177 with getattr(renderer, "_draw_disabled", nullcontext)():
--> 178     kwargs = get_tight_layout_figure(
    179         fig, fig.axes, get_subplotspec_list(fig.axes), renderer,
    180         pad=info['pad'], h_pad=info['h_pad'], w_pad=info['w_pad'],
    181         rect=info['rect'])
    182 if kwargs:
    183     fig.subplots_adjust(**kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/_tight_layout.py:266, in get_tight_layout_figure(fig, axes_list, subplotspec_list, renderer, pad, h_pad, w_pad, rect)
    261         return {}
    262     span_pairs.append((
    263         slice(ss.rowspan.start * div_row, ss.rowspan.stop * div_row),
    264         slice(ss.colspan.start * div_col, ss.colspan.stop * div_col)))
--> 266 kwargs = _auto_adjust_subplotpars(fig, renderer,
    267                                   shape=(max_nrows, max_ncols),
    268                                   span_pairs=span_pairs,
    269                                   subplot_list=subplot_list,
    270                                   ax_bbox_list=ax_bbox_list,
    271                                   pad=pad, h_pad=h_pad, w_pad=w_pad)
    273 # kwargs can be none if tight_layout fails...
    274 if rect is not None and kwargs is not None:
    275     # if rect is given, the whole subplots area (including
    276     # labels) will fit into the rect instead of the
   (...)
    280     # auto_adjust_subplotpars twice, where the second run
    281     # with adjusted rect parameters.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/_tight_layout.py:82, in _auto_adjust_subplotpars(fig, renderer, shape, span_pairs, subplot_list, ax_bbox_list, pad, h_pad, w_pad, rect)
     80 for ax in subplots:
     81     if ax.get_visible():
---> 82         bb += [martist._get_tightbbox_for_layout_only(ax, renderer)]
     84 tight_bbox_raw = Bbox.union(bb)
     85 tight_bbox = fig.transFigure.inverted().transform_bbox(tight_bbox_raw)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:1415, in _get_tightbbox_for_layout_only(obj, *args, **kwargs)
   1409 """
   1410 Matplotlib's `.Axes.get_tightbbox` and `.Axis.get_tightbbox` support a
   1411 *for_layout_only* kwarg; this helper tries to use the kwarg but skips it
   1412 when encountering third-party subclasses that do not support it.
   1413 """
   1414 try:
-> 1415     return obj.get_tightbbox(*args, **{**kwargs, "for_layout_only": True})
   1416 except TypeError:
   1417     return obj.get_tightbbox(*args, **kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:4385, in _AxesBase.get_tightbbox(self, renderer, call_axes_locator, bbox_extra_artists, for_layout_only)
   4383 for axis in self._axis_map.values():
   4384     if self.axison and axis.get_visible():
-> 4385         ba = martist._get_tightbbox_for_layout_only(axis, renderer)
   4386         if ba:
   4387             bb.append(ba)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:1415, in _get_tightbbox_for_layout_only(obj, *args, **kwargs)
   1409 """
   1410 Matplotlib's `.Axes.get_tightbbox` and `.Axis.get_tightbbox` support a
   1411 *for_layout_only* kwarg; this helper tries to use the kwarg but skips it
   1412 when encountering third-party subclasses that do not support it.
   1413 """
   1414 try:
-> 1415     return obj.get_tightbbox(*args, **{**kwargs, "for_layout_only": True})
   1416 except TypeError:
   1417     return obj.get_tightbbox(*args, **kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1325, in Axis.get_tightbbox(self, renderer, for_layout_only)
   1322     renderer = self.figure._get_renderer()
   1323 ticks_to_draw = self._update_ticks()
-> 1325 self._update_label_position(renderer)
   1327 # go back to just this axis's tick labels
   1328 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:2304, in XAxis._update_label_position(self, renderer)
   2300     return
   2302 # get bounding boxes for this axis and any siblings
   2303 # that have been set by `fig.align_xlabels()`
-> 2304 bboxes, bboxes2 = self._get_tick_boxes_siblings(renderer=renderer)
   2306 x, y = self.label.get_position()
   2307 if self.label_position == 'bottom':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:2100, in Axis._get_tick_boxes_siblings(self, renderer)
   2098 axis = getattr(ax, f"{axis_name}axis")
   2099 ticks_to_draw = axis._update_ticks()
-> 2100 tlb, tlb2 = axis._get_ticklabel_bboxes(ticks_to_draw, renderer)
   2101 bboxes.extend(tlb)
   2102 bboxes2.extend(tlb2)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

Error in callback <function _draw_all_if_interactive at 0x7fd740b94f70> (for post_execute):

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/pyplot.py:120, in _draw_all_if_interactive()
    118 def _draw_all_if_interactive():
    119     if matplotlib.is_interactive():
--> 120         draw_all()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/_pylab_helpers.py:132, in Gcf.draw_all(cls, force)
    130 for manager in cls.get_all_fig_managers():
    131     if force or manager.canvas.figure.stale:
--> 132         manager.canvas.draw_idle()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2082, in FigureCanvasBase.draw_idle(self, *args, **kwargs)
   2080 if not self._is_idle_drawing:
   2081     with self._idle_draw_cntx():
-> 2082         self.draw(*args, **kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:400, in FigureCanvasAgg.draw(self)
    396 # Acquire a lock on the shared font cache.
    397 with RendererAgg.lock, \
    398      (self.toolbar._wait_cursor_for_draw_cm() if self.toolbar
    399       else nullcontext()):
--> 400     self.figure.draw(self.renderer)
    401     # A GUI class may be need to update a window using this draw, so
    402     # don't forget to call the superclass.
    403     super().draw()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3028, in _AxesBase.draw(self, renderer)
   3025     for spine in self.spines.values():
   3026         artists.remove(spine)
-> 3028 self._update_title_position(renderer)
   3030 if not self.axison:
   3031     for _axis in self._axis_map.values():

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:2972, in _AxesBase._update_title_position(self, renderer)
   2970 top = max(top, bb.ymax)
   2971 if title.get_text():
-> 2972     ax.yaxis.get_tightbbox(renderer)  # update offsetText
   2973     if ax.yaxis.offsetText.get_text():
   2974         bb = ax.yaxis.offsetText.get_tightbbox(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1325, in Axis.get_tightbbox(self, renderer, for_layout_only)
   1322     renderer = self.figure._get_renderer()
   1323 ticks_to_draw = self._update_ticks()
-> 1325 self._update_label_position(renderer)
   1327 # go back to just this axis's tick labels
   1328 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:2565, in YAxis._update_label_position(self, renderer)
   2561     return
   2563 # get bounding boxes for this axis and any siblings
   2564 # that have been set by `fig.align_ylabels()`
-> 2565 bboxes, bboxes2 = self._get_tick_boxes_siblings(renderer=renderer)
   2566 x, y = self.label.get_position()
   2567 if self.label_position == 'left':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:2100, in Axis._get_tick_boxes_siblings(self, renderer)
   2098 axis = getattr(ax, f"{axis_name}axis")
   2099 ticks_to_draw = axis._update_ticks()
-> 2100 tlb, tlb2 = axis._get_ticklabel_bboxes(ticks_to_draw, renderer)
   2101 bboxes.extend(tlb)
   2102 bboxes2.extend(tlb2)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/formatters.py:340, in BaseFormatter.__call__(self, obj)
    338     pass
    339 else:
--> 340     return printer(obj)
    341 # Finally look for special method names
    342 method = get_real_method(obj, self.print_method)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/pylabtools.py:152, in print_figure(fig, fmt, bbox_inches, base64, **kwargs)
    149     from matplotlib.backend_bases import FigureCanvasBase
    150     FigureCanvasBase(fig)
--> 152 fig.canvas.print_figure(bytes_io, **kw)
    153 data = bytes_io.getvalue()
    154 if fmt == 'svg':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2342, in FigureCanvasBase.print_figure(self, filename, dpi, facecolor, edgecolor, orientation, format, bbox_inches, pad_inches, bbox_extra_artists, backend, **kwargs)
   2336     renderer = _get_renderer(
   2337         self.figure,
   2338         functools.partial(
   2339             print_method, orientation=orientation)
   2340     )
   2341     with getattr(renderer, "_draw_disabled", nullcontext)():
-> 2342         self.figure.draw(renderer)
   2344 if bbox_inches:
   2345     if bbox_inches == "tight":

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3028, in _AxesBase.draw(self, renderer)
   3025     for spine in self.spines.values():
   3026         artists.remove(spine)
-> 3028 self._update_title_position(renderer)
   3030 if not self.axison:
   3031     for _axis in self._axis_map.values():

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:2972, in _AxesBase._update_title_position(self, renderer)
   2970 top = max(top, bb.ymax)
   2971 if title.get_text():
-> 2972     ax.yaxis.get_tightbbox(renderer)  # update offsetText
   2973     if ax.yaxis.offsetText.get_text():
   2974         bb = ax.yaxis.offsetText.get_tightbbox(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1325, in Axis.get_tightbbox(self, renderer, for_layout_only)
   1322     renderer = self.figure._get_renderer()
   1323 ticks_to_draw = self._update_ticks()
-> 1325 self._update_label_position(renderer)
   1327 # go back to just this axis's tick labels
   1328 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:2565, in YAxis._update_label_position(self, renderer)
   2561     return
   2563 # get bounding boxes for this axis and any siblings
   2564 # that have been set by `fig.align_ylabels()`
-> 2565 bboxes, bboxes2 = self._get_tick_boxes_siblings(renderer=renderer)
   2566 x, y = self.label.get_position()
   2567 if self.label_position == 'left':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:2100, in Axis._get_tick_boxes_siblings(self, renderer)
   2098 axis = getattr(ax, f"{axis_name}axis")
   2099 ticks_to_draw = axis._update_ticks()
-> 2100 tlb, tlb2 = axis._get_ticklabel_bboxes(ticks_to_draw, renderer)
   2101 bboxes.extend(tlb)
   2102 bboxes2.extend(tlb2)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

<Figure size 1000x800 with 4 Axes>

plot_policies()

OPI current error = 37.350402001184825
OPI current error = 4.066625094726007

OPI current error = 3.8925858702896967
OPI current error = 1.1681955052615152

OPI current error = 0.3343174765677368
OPI current error = 0.06611271436992894

OPI current error = 0.010680300539274157
OPI current error = 0.0009714030350345126

OPI current error = 7.058042499608064e-05
OPI current error = 7.91199024874345e-06
Error in callback <function _draw_all_if_interactive at 0x7fd740b94f70> (for post_execute):

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/pyplot.py:120, in _draw_all_if_interactive()
    118 def _draw_all_if_interactive():
    119     if matplotlib.is_interactive():
--> 120         draw_all()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/_pylab_helpers.py:132, in Gcf.draw_all(cls, force)
    130 for manager in cls.get_all_fig_managers():
    131     if force or manager.canvas.figure.stale:
--> 132         manager.canvas.draw_idle()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2082, in FigureCanvasBase.draw_idle(self, *args, **kwargs)
   2080 if not self._is_idle_drawing:
   2081     with self._idle_draw_cntx():
-> 2082         self.draw(*args, **kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:400, in FigureCanvasAgg.draw(self)
    396 # Acquire a lock on the shared font cache.
    397 with RendererAgg.lock, \
    398      (self.toolbar._wait_cursor_for_draw_cm() if self.toolbar
    399       else nullcontext()):
--> 400     self.figure.draw(self.renderer)
    401     # A GUI class may be need to update a window using this draw, so
    402     # don't forget to call the superclass.
    403     super().draw()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/formatters.py:340, in BaseFormatter.__call__(self, obj)
    338     pass
    339 else:
--> 340     return printer(obj)
    341 # Finally look for special method names
    342 method = get_real_method(obj, self.print_method)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/pylabtools.py:152, in print_figure(fig, fmt, bbox_inches, base64, **kwargs)
    149     from matplotlib.backend_bases import FigureCanvasBase
    150     FigureCanvasBase(fig)
--> 152 fig.canvas.print_figure(bytes_io, **kw)
    153 data = bytes_io.getvalue()
    154 if fmt == 'svg':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2342, in FigureCanvasBase.print_figure(self, filename, dpi, facecolor, edgecolor, orientation, format, bbox_inches, pad_inches, bbox_extra_artists, backend, **kwargs)
   2336     renderer = _get_renderer(
   2337         self.figure,
   2338         functools.partial(
   2339             print_method, orientation=orientation)
   2340     )
   2341     with getattr(renderer, "_draw_disabled", nullcontext)():
-> 2342         self.figure.draw(renderer)
   2344 if bbox_inches:
   2345     if bbox_inches == "tight":

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

<Figure size 900x520 with 1 Axes>

plot_time_series()

OPI current error = 37.350402001184825
OPI current error = 4.066625094726007

OPI current error = 3.8925858702896967
OPI current error = 1.1681955052615152

OPI current error = 0.3343174765677368
OPI current error = 0.06611271436992894

OPI current error = 0.010680300539274157
OPI current error = 0.0009714030350345126

OPI current error = 7.058042499608064e-05
OPI current error = 7.91199024874345e-06
Error in callback <function _draw_all_if_interactive at 0x7fd740b94f70> (for post_execute):

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/pyplot.py:120, in _draw_all_if_interactive()
    118 def _draw_all_if_interactive():
    119     if matplotlib.is_interactive():
--> 120         draw_all()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/_pylab_helpers.py:132, in Gcf.draw_all(cls, force)
    130 for manager in cls.get_all_fig_managers():
    131     if force or manager.canvas.figure.stale:
--> 132         manager.canvas.draw_idle()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2082, in FigureCanvasBase.draw_idle(self, *args, **kwargs)
   2080 if not self._is_idle_drawing:
   2081     with self._idle_draw_cntx():
-> 2082         self.draw(*args, **kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:400, in FigureCanvasAgg.draw(self)
    396 # Acquire a lock on the shared font cache.
    397 with RendererAgg.lock, \
    398      (self.toolbar._wait_cursor_for_draw_cm() if self.toolbar
    399       else nullcontext()):
--> 400     self.figure.draw(self.renderer)
    401     # A GUI class may be need to update a window using this draw, so
    402     # don't forget to call the superclass.
    403     super().draw()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/formatters.py:340, in BaseFormatter.__call__(self, obj)
    338     pass
    339 else:
--> 340     return printer(obj)
    341 # Finally look for special method names
    342 method = get_real_method(obj, self.print_method)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/pylabtools.py:152, in print_figure(fig, fmt, bbox_inches, base64, **kwargs)
    149     from matplotlib.backend_bases import FigureCanvasBase
    150     FigureCanvasBase(fig)
--> 152 fig.canvas.print_figure(bytes_io, **kw)
    153 data = bytes_io.getvalue()
    154 if fmt == 'svg':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2342, in FigureCanvasBase.print_figure(self, filename, dpi, facecolor, edgecolor, orientation, format, bbox_inches, pad_inches, bbox_extra_artists, backend, **kwargs)
   2336     renderer = _get_renderer(
   2337         self.figure,
   2338         functools.partial(
   2339             print_method, orientation=orientation)
   2340     )
   2341     with getattr(renderer, "_draw_disabled", nullcontext)():
-> 2342         self.figure.draw(renderer)
   2344 if bbox_inches:
   2345     if bbox_inches == "tight":

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

<Figure size 900x520 with 1 Axes>

plot_histogram()

OPI current error = 37.350402001184825
OPI current error = 4.066625094726007

OPI current error = 3.8925858702896967
OPI current error = 1.1681955052615152

OPI current error = 0.3343174765677368
OPI current error = 0.06611271436992894

OPI current error = 0.010680300539274157
OPI current error = 0.0009714030350345126

OPI current error = 7.058042499608064e-05
OPI current error = 7.91199024874345e-06

Error in callback <function _draw_all_if_interactive at 0x7fd740b94f70> (for post_execute):

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/pyplot.py:120, in _draw_all_if_interactive()
    118 def _draw_all_if_interactive():
    119     if matplotlib.is_interactive():
--> 120         draw_all()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/_pylab_helpers.py:132, in Gcf.draw_all(cls, force)
    130 for manager in cls.get_all_fig_managers():
    131     if force or manager.canvas.figure.stale:
--> 132         manager.canvas.draw_idle()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2082, in FigureCanvasBase.draw_idle(self, *args, **kwargs)
   2080 if not self._is_idle_drawing:
   2081     with self._idle_draw_cntx():
-> 2082         self.draw(*args, **kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:400, in FigureCanvasAgg.draw(self)
    396 # Acquire a lock on the shared font cache.
    397 with RendererAgg.lock, \
    398      (self.toolbar._wait_cursor_for_draw_cm() if self.toolbar
    399       else nullcontext()):
--> 400     self.figure.draw(self.renderer)
    401     # A GUI class may be need to update a window using this draw, so
    402     # don't forget to call the superclass.
    403     super().draw()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/formatters.py:340, in BaseFormatter.__call__(self, obj)
    338     pass
    339 else:
--> 340     return printer(obj)
    341 # Finally look for special method names
    342 method = get_real_method(obj, self.print_method)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/pylabtools.py:152, in print_figure(fig, fmt, bbox_inches, base64, **kwargs)
    149     from matplotlib.backend_bases import FigureCanvasBase
    150     FigureCanvasBase(fig)
--> 152 fig.canvas.print_figure(bytes_io, **kw)
    153 data = bytes_io.getvalue()
    154 if fmt == 'svg':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2342, in FigureCanvasBase.print_figure(self, filename, dpi, facecolor, edgecolor, orientation, format, bbox_inches, pad_inches, bbox_extra_artists, backend, **kwargs)
   2336     renderer = _get_renderer(
   2337         self.figure,
   2338         functools.partial(
   2339             print_method, orientation=orientation)
   2340     )
   2341     with getattr(renderer, "_draw_disabled", nullcontext)():
-> 2342         self.figure.draw(renderer)
   2344 if bbox_inches:
   2345     if bbox_inches == "tight":

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

<Figure size 900x520 with 1 Axes>

plot_lorenz()

OPI current error = 37.350402001184825
OPI current error = 4.066625094726007

OPI current error = 3.8925858702896967
OPI current error = 1.1681955052615152

OPI current error = 0.3343174765677368
OPI current error = 0.06611271436992894

OPI current error = 0.010680300539274157
OPI current error = 0.0009714030350345126

OPI current error = 7.058042499608064e-05
OPI current error = 7.91199024874345e-06

Error in callback <function _draw_all_if_interactive at 0x7fd740b94f70> (for post_execute):

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/pyplot.py:120, in _draw_all_if_interactive()
    118 def _draw_all_if_interactive():
    119     if matplotlib.is_interactive():
--> 120         draw_all()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/_pylab_helpers.py:132, in Gcf.draw_all(cls, force)
    130 for manager in cls.get_all_fig_managers():
    131     if force or manager.canvas.figure.stale:
--> 132         manager.canvas.draw_idle()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2082, in FigureCanvasBase.draw_idle(self, *args, **kwargs)
   2080 if not self._is_idle_drawing:
   2081     with self._idle_draw_cntx():
-> 2082         self.draw(*args, **kwargs)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:400, in FigureCanvasAgg.draw(self)
    396 # Acquire a lock on the shared font cache.
    397 with RendererAgg.lock, \
    398      (self.toolbar._wait_cursor_for_draw_cm() if self.toolbar
    399       else nullcontext()):
--> 400     self.figure.draw(self.renderer)
    401     # A GUI class may be need to update a window using this draw, so
    402     # don't forget to call the superclass.
    403     super().draw()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

---------------------------------------------------------------------------
FileNotFoundError                         Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:255, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    254 try:
--> 255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:421, in check_output(timeout, *popenargs, **kwargs)
    419     kwargs['input'] = empty
--> 421 return run(*popenargs, stdout=PIPE, timeout=timeout, check=True,
    422            **kwargs).stdout

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:503, in run(input, capture_output, timeout, check, *popenargs, **kwargs)
    501     kwargs['stderr'] = PIPE
--> 503 with Popen(*popenargs, **kwargs) as process:
    504     try:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:971, in Popen.__init__(self, args, bufsize, executable, stdin, stdout, stderr, preexec_fn, close_fds, shell, cwd, env, universal_newlines, startupinfo, creationflags, restore_signals, start_new_session, pass_fds, user, group, extra_groups, encoding, errors, text, umask, pipesize)
    968             self.stderr = io.TextIOWrapper(self.stderr,
    969                     encoding=encoding, errors=errors)
--> 971     self._execute_child(args, executable, preexec_fn, close_fds,
    972                         pass_fds, cwd, env,
    973                         startupinfo, creationflags, shell,
    974                         p2cread, p2cwrite,
    975                         c2pread, c2pwrite,
    976                         errread, errwrite,
    977                         restore_signals,
    978                         gid, gids, uid, umask,
    979                         start_new_session)
    980 except:
    981     # Cleanup if the child failed starting.

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/subprocess.py:1863, in Popen._execute_child(self, args, executable, preexec_fn, close_fds, pass_fds, cwd, env, startupinfo, creationflags, shell, p2cread, p2cwrite, c2pread, c2pwrite, errread, errwrite, restore_signals, gid, gids, uid, umask, start_new_session)
   1862         err_msg = os.strerror(errno_num)
-> 1863     raise child_exception_type(errno_num, err_msg, err_filename)
   1864 raise child_exception_type(err_msg)

FileNotFoundError: [Errno 2] No such file or directory: 'latex'

The above exception was the direct cause of the following exception:

RuntimeError                              Traceback (most recent call last)
File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/formatters.py:340, in BaseFormatter.__call__(self, obj)
    338     pass
    339 else:
--> 340     return printer(obj)
    341 # Finally look for special method names
    342 method = get_real_method(obj, self.print_method)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/IPython/core/pylabtools.py:152, in print_figure(fig, fmt, bbox_inches, base64, **kwargs)
    149     from matplotlib.backend_bases import FigureCanvasBase
    150     FigureCanvasBase(fig)
--> 152 fig.canvas.print_figure(bytes_io, **kw)
    153 data = bytes_io.getvalue()
    154 if fmt == 'svg':

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:2342, in FigureCanvasBase.print_figure(self, filename, dpi, facecolor, edgecolor, orientation, format, bbox_inches, pad_inches, bbox_extra_artists, backend, **kwargs)
   2336     renderer = _get_renderer(
   2337         self.figure,
   2338         functools.partial(
   2339             print_method, orientation=orientation)
   2340     )
   2341     with getattr(renderer, "_draw_disabled", nullcontext)():
-> 2342         self.figure.draw(renderer)
   2344 if bbox_inches:
   2345     if bbox_inches == "tight":

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:95, in _finalize_rasterization.<locals>.draw_wrapper(artist, renderer, *args, **kwargs)
     93 @wraps(draw)
     94 def draw_wrapper(artist, renderer, *args, **kwargs):
---> 95     result = draw(artist, renderer, *args, **kwargs)
     96     if renderer._rasterizing:
     97         renderer.stop_rasterizing()

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/figure.py:3140, in Figure.draw(self, renderer)
   3137         # ValueError can occur when resizing a window.
   3139 self.patch.draw(renderer)
-> 3140 mimage._draw_list_compositing_images(
   3141     renderer, self, artists, self.suppressComposite)
   3143 for sfig in self.subfigs:
   3144     sfig.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axes/_base.py:3064, in _AxesBase.draw(self, renderer)
   3061 if artists_rasterized:
   3062     _draw_rasterized(self.figure, artists_rasterized, renderer)
-> 3064 mimage._draw_list_compositing_images(
   3065     renderer, self, artists, self.figure.suppressComposite)
   3067 renderer.close_group('axes')
   3068 self.stale = False

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/image.py:131, in _draw_list_compositing_images(renderer, parent, artists, suppress_composite)
    129 if not_composite or not has_images:
    130     for a in artists:
--> 131         a.draw(renderer)
    132 else:
    133     # Composite any adjacent images together
    134     image_group = []

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/artist.py:72, in allow_rasterization.<locals>.draw_wrapper(artist, renderer)
     69     if artist.get_agg_filter() is not None:
     70         renderer.start_filter()
---> 72     return draw(artist, renderer)
     73 finally:
     74     if artist.get_agg_filter() is not None:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1377, in Axis.draw(self, renderer, *args, **kwargs)
   1374 renderer.open_group(__name__, gid=self.get_gid())
   1376 ticks_to_draw = self._update_ticks()
-> 1377 tlb1, tlb2 = self._get_ticklabel_bboxes(ticks_to_draw, renderer)
   1379 for tick in ticks_to_draw:
   1380     tick.draw(renderer)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in Axis._get_ticklabel_bboxes(self, ticks, renderer)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/axis.py:1304, in <listcomp>(.0)
   1302 if renderer is None:
   1303     renderer = self.figure._get_renderer()
-> 1304 return ([tick.label1.get_window_extent(renderer)
   1305          for tick in ticks if tick.label1.get_visible()],
   1306         [tick.label2.get_window_extent(renderer)
   1307          for tick in ticks if tick.label2.get_visible()])

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:959, in Text.get_window_extent(self, renderer, dpi)
    954     raise RuntimeError(
    955         "Cannot get window extent of text w/o renderer. You likely "
    956         "want to call 'figure.draw_without_rendering()' first.")
    958 with cbook._setattr_cm(self.figure, dpi=dpi):
--> 959     bbox, info, descent = self._get_layout(self._renderer)
    960     x, y = self.get_unitless_position()
    961     x, y = self.get_transform().transform((x, y))

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:378, in Text._get_layout(self, renderer)
    375 ys = []
    377 # Full vertical extent of font, including ascenders and descenders:
--> 378 _, lp_h, lp_d = _get_text_metrics_with_cache(
    379     renderer, "lp", self._fontproperties,
    380     ismath="TeX" if self.get_usetex() else False, dpi=self.figure.dpi)
    381 min_dy = (lp_h - lp_d) * self._linespacing
    383 for i, line in enumerate(lines):

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:97, in _get_text_metrics_with_cache(renderer, text, fontprop, ismath, dpi)
     94 """Call ``renderer.get_text_width_height_descent``, caching the results."""
     95 # Cached based on a copy of fontprop so that later in-place mutations of
     96 # the passed-in argument do not mess up the cache.
---> 97 return _get_text_metrics_with_cache_impl(
     98     weakref.ref(renderer), text, fontprop.copy(), ismath, dpi)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/text.py:105, in _get_text_metrics_with_cache_impl(renderer_ref, text, fontprop, ismath, dpi)
    101 @functools.lru_cache(4096)
    102 def _get_text_metrics_with_cache_impl(
    103         renderer_ref, text, fontprop, ismath, dpi):
    104     # dpi is unused, but participates in cache invalidation (via the renderer).
--> 105     return renderer_ref().get_text_width_height_descent(text, fontprop, ismath)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backends/backend_agg.py:226, in RendererAgg.get_text_width_height_descent(self, s, prop, ismath)
    224 _api.check_in_list(["TeX", True, False], ismath=ismath)
    225 if ismath == "TeX":
--> 226     return super().get_text_width_height_descent(s, prop, ismath)
    228 if ismath:
    229     ox, oy, width, height, descent, font_image = \
    230         self.mathtext_parser.parse(s, self.dpi, prop)

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/backend_bases.py:645, in RendererBase.get_text_width_height_descent(self, s, prop, ismath)
    641 fontsize = prop.get_size_in_points()
    643 if ismath == 'TeX':
    644     # todo: handle properties
--> 645     return self.get_texmanager().get_text_width_height_descent(
    646         s, fontsize, renderer=self)
    648 dpi = self.points_to_pixels(72)
    649 if ismath:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:368, in TexManager.get_text_width_height_descent(cls, tex, fontsize, renderer)
    366 if tex.strip() == '':
    367     return 0, 0, 0
--> 368 dvifile = cls.make_dvi(tex, fontsize)
    369 dpi_fraction = renderer.points_to_pixels(1.) if renderer else 1
    370 with dviread.Dvi(dvifile, 72 * dpi_fraction) as dvi:

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:300, in TexManager.make_dvi(cls, tex, fontsize)
    298     with TemporaryDirectory(dir=cwd) as tmpdir:
    299         tmppath = Path(tmpdir)
--> 300         cls._run_checked_subprocess(
    301             ["latex", "-interaction=nonstopmode", "--halt-on-error",
    302              f"--output-directory={tmppath.name}",
    303              f"{texfile.name}"], tex, cwd=cwd)
    304         (tmppath / Path(dvifile).name).replace(dvifile)
    305 return dvifile

File /usr/share/miniconda3/envs/dse2023/lib/python3.10/site-packages/matplotlib/texmanager.py:259, in TexManager._run_checked_subprocess(cls, command, tex, cwd)
    255     report = subprocess.check_output(
    256         command, cwd=cwd if cwd is not None else cls.texcache,
    257         stderr=subprocess.STDOUT)
    258 except FileNotFoundError as exc:
--> 259     raise RuntimeError(
    260         'Failed to process string with tex because {} could not be '
    261         'found'.format(command[0])) from exc
    262 except subprocess.CalledProcessError as exc:
    263     raise RuntimeError(
    264         '{prog} was not able to process the following string:\n'
    265         '{tex!r}\n\n'
   (...)
    272             exc=exc.output.decode('utf-8', 'backslashreplace'))
    273         ) from None

RuntimeError: Failed to process string with tex because latex could not be found

<Figure size 900x520 with 1 Axes>