Check that the figure patch is in bbox_artists before trying to remove. (#14374)

anntzer · web-flow · commit 150faa17486d · 2019-05-30T13:51:12.000+02:00
Check that the figure patch is in bbox_artists before trying to remove.
diff --git a/lib/matplotlib/figure.py b/lib/matplotlib/figure.py
@@ -2340,7 +2340,8 @@ def get_default_bbox_extra_artists(self):
             if ax.get_visible():
                 bbox_artists.extend(ax.get_default_bbox_extra_artists())
         # we don't want the figure's patch to influence the bbox calculation
-        bbox_artists.remove(self.patch)
+        if self.patch in bbox_artists:
+            bbox_artists.remove(self.patch)
         return bbox_artists
 
     def get_tightbbox(self, renderer, bbox_extra_artists=None):
