inset locator fix with tests added

added remove_text to image comparison decorator

Co-authored-by: Oscar Gustafsson <oscar.gustafsson@gmail.com>

removed inaccurate comments

Co-authored-by: Oscar Gustafsson <oscar.gustafsson@gmail.com>

removed text from test image and test

lib/mpl_toolkits/axes_grid1/inset_locator.py

@@ -73,7 +73,7 @@ def __call__(self, ax, renderer):
         bbox = self.get_window_extent(renderer)
         px, py = self.get_offset(bbox.width, bbox.height, 0, 0, renderer)
         bbox_canvas = Bbox.from_bounds(px, py, bbox.width, bbox.height)
-        tr = ax.figure.transFigure.inverted()
+        tr = ax.figure.transSubfigure.inverted()
         return TransformedBbox(bbox_canvas, tr)
 
 

lib/mpl_toolkits/axes_grid1/tests/test_axes_grid1.py

@@ -716,3 +716,38 @@ def test_removal():
     fig.canvas.draw()
     col.remove()
     fig.canvas.draw()
+
+
+@image_comparison(['anchored_locator_base_call.png'], style="mpl20")
+def test_anchored_locator_base_call():
+    fig = plt.figure(figsize=(3, 3))
+    fig1, fig2 = fig.subfigures(
+        nrows=2, ncols=1, height_ratios=[1, 1], squeeze=True
+    )
+
+    ax = fig1.subplots()
+    ax.set(aspect=1, xlim=(-15, 15), ylim=(-20, 5))
+    ax.set(xticks=[], yticks=[])
+
+    Z = cbook.get_sample_data(
+        "axes_grid/bivariate_normal.npy", np_load=True
+    )
+    extent = (-3, 4, -4, 3)
+
+    axins = zoomed_inset_axes(ax, zoom=2, loc="upper left")
+    axins.set(xticks=[], yticks=[])
+
+    im = axins.imshow(Z, extent=extent, origin="lower")
+
+    # colorbar
+    cax = inset_axes(
+        axins,
+        width="5%",
+        height="100%",
+        loc="lower left",
+        bbox_to_anchor=(1.05, 0.0, 1, 1),
+        bbox_transform=axins.transAxes,
+        borderpad=0,
+    )
+
+    fig.colorbar(im, cax=cax, ticks=[])