Merge pull request matplotlib#26020 from anntzer/agam

Let AxesGrid support Axes subclasses that don't override axis().

Author: QuLogic

lib/mpl_toolkits/axes_grid1/axes_grid.py

@@ -1,20 +1,27 @@
 from numbers import Number
 import functools
+from types import MethodType
 
 import numpy as np
 
 from matplotlib import _api, cbook
 from matplotlib.gridspec import SubplotSpec
 
 from .axes_divider import Size, SubplotDivider, Divider
-from .mpl_axes import Axes
+from .mpl_axes import Axes, SimpleAxisArtist
 
 
 def _tick_only(ax, bottom_on, left_on):
     bottom_off = not bottom_on
     left_off = not left_on
-    ax.axis["bottom"].toggle(ticklabels=bottom_off, label=bottom_off)
-    ax.axis["left"].toggle(ticklabels=left_off, label=left_off)
+    if isinstance(ax.axis, MethodType):
+        bottom = SimpleAxisArtist(ax.xaxis, 1, ax.spines["bottom"])
+        left = SimpleAxisArtist(ax.yaxis, 1, ax.spines["left"])
+    else:
+        bottom = ax.axis["bottom"]
+        left = ax.axis["left"]
+    bottom.toggle(ticklabels=bottom_off, label=bottom_off)
+    left.toggle(ticklabels=left_off, label=left_off)
 
 
 class CbarAxesBase:

lib/mpl_toolkits/axes_grid1/tests/test_axes_grid1.py

@@ -767,3 +767,7 @@ def test_anchored_locator_base_call():
     axins.set(xticks=[], yticks=[])
 
     axins.imshow(Z, extent=extent, origin="lower")
+
+
+def test_grid_with_axes_class_not_overriding_axis():
+    Grid(plt.figure(), 111, (2, 2), axes_class=mpl.axes.Axes)