FIX: remove colorbar from list of colorbars on axes if colorbar is removed

jklymak · jklymak · commit e205ce1e8472 · 2021-09-02T20:22:09.000+02:00
diff --git a/lib/matplotlib/colorbar.py b/lib/matplotlib/colorbar.py
@@ -992,6 +992,11 @@ def remove(self):
         If the colorbar was created with ``use_gridspec=True`` the previous
         gridspec is restored.
         """
+        if hasattr(self.ax, '_colorbar_info'):
+            parents = self.ax._colorbar_info['parents']
+            for a in parents:
+                a._colorbars.remove(self.ax)
+
         self.ax.remove()
 
         self.mappable.callbacks.disconnect(self.mappable.colorbar_cid)
