Merge pull request #7606 from tacaswell/mnt_more_paranoid_moviewriter_saving_cm

efiring · web-flow · commit 23392f844f72 · 2016-12-12T10:51:57.000-10:00
MNT: tweak MovieWriter.saving to be more cautious
diff --git a/lib/matplotlib/animation.py b/lib/matplotlib/animation.py
@@ -250,8 +250,10 @@ def saving(self, *args, **kw):
         '''
         # This particular sequence is what contextlib.contextmanager wants
         self.setup(*args, **kw)
-        yield
-        self.finish()
+        try:
+            yield self
+        finally:
+            self.finish()
 
     def _run(self):
         # Uses subprocess to call the program for assembling frames into a
