matplotlib · greglucas · Jan 22, 2022 · Jan 22, 2022
diff --git a/lib/matplotlib/_constrained_layout.py b/lib/matplotlib/_constrained_layout.py
@@ -573,7 +573,6 @@ def reposition_axes(layoutgrids, fig, renderer, *,
         # coordinates...
         ss = ax.get_subplotspec()
         gs = ss.get_gridspec()
-        nrows, ncols = gs.get_geometry()
         if gs not in layoutgrids:
             return
 

diff --git a/lib/matplotlib/backend_bases.py b/lib/matplotlib/backend_bases.py
@@ -1528,7 +1528,6 @@ class Done(Exception):
     def _draw(renderer): raise Done(renderer)
 
     with cbook._setattr_cm(figure, draw=_draw), ExitStack() as stack:
-        orig_canvas = figure.canvas
         if print_method is None:
             fmt = figure.canvas.get_default_filetype()
             # Even for a canvas' default output type, a canvas switch may be

diff --git a/lib/matplotlib/bezier.py b/lib/matplotlib/bezier.py
@@ -172,7 +172,6 @@ def find_bezier_t_intersecting_with_closedpath(
         if start_inside ^ middle_inside:
             t1 = middle_t
             end = middle
-            end_inside = middle_inside
         else:
             t0 = middle_t
             start = middle

diff --git a/lib/matplotlib/testing/compare.py b/lib/matplotlib/testing/compare.py
@@ -8,7 +8,6 @@
 import logging
 import os
 from pathlib import Path
-import re
 import shutil
 import subprocess
 import sys
@@ -64,15 +63,6 @@ def get_file_hash(path, block_size=2 ** 20):
     return md5.hexdigest()
 
 
-# Modified from https://bugs.python.org/issue25567.
-_find_unsafe_bytes = re.compile(br'[^a-zA-Z0-9_@%+=:,./-]').search
-
-
-def _shlex_quote_bytes(b):
-    return (b if _find_unsafe_bytes(b) is None
-            else b"'" + b.replace(b"'", b"'\"'\"'") + b"'")
-
-
 class _ConverterError(Exception):
     pass
 

diff --git a/lib/mpl_toolkits/axes_grid1/mpl_axes.py b/lib/mpl_toolkits/axes_grid1/mpl_axes.py
@@ -40,9 +40,7 @@ def __getitem__(self, k):
         def __call__(self, *v, **kwargs):
             return maxes.Axes.axis(self.axes, *v, **kwargs)
 
-    def _init_axis_artists(self, axes=None):
-        if axes is None:
-            axes = self
+    def _init_axis_artists(self):
         self._axislines = self.AxisDict(self)
         self._axislines.update(
             bottom=SimpleAxisArtist(self.xaxis, 1, self.spines["bottom"]),

diff --git a/tools/make_icons.py b/tools/make_icons.py
@@ -46,8 +46,8 @@ def save_icon(fig, dest_dir, name):
 def make_icon(font_path, ccode):
     fig = plt.figure(figsize=(1, 1))
     fig.patch.set_alpha(0.0)
-    text = fig.text(0.5, 0.48, chr(ccode), ha='center', va='center',
-                    font=font_path, fontsize=68)
+    fig.text(0.5, 0.48, chr(ccode), ha='center', va='center',
+             font=font_path, fontsize=68)
     return fig