Merge pull request #18993 from anntzer/tkr

timhoffm · web-flow · commit 38fd428524ed · 2020-11-23T00:56:47.000+01:00
Don't access private renderer attributes in tkagg blit.
diff --git a/lib/matplotlib/backends/backend_tkagg.py b/lib/matplotlib/backends/backend_tkagg.py
@@ -10,8 +10,8 @@ def draw(self):
         self.blit()
 
     def blit(self, bbox=None):
-        _backend_tk.blit(
-            self._tkphoto, self.renderer._renderer, (0, 1, 2, 3), bbox=bbox)
+        _backend_tk.blit(self._tkphoto, self.renderer.buffer_rgba(),
+                         (0, 1, 2, 3), bbox=bbox)
 
 
 @_BackendTk.export
