Flip image without modifying attribute when writing PNG

matplotlib · Jan 3, 2017 · abcdf28 · abcdf28
1 parent a4d48d4
commit abcdf28
Showing 1 changed file with 2 additions and 3 deletions.
diff --git a/lib/matplotlib/image.py b/lib/matplotlib/image.py
@@ -521,9 +521,8 @@ def contains(self, mouseevent):
 
     def write_png(self, fname):
         """Write the image to png file with fname"""
-        if self.origin == 'upper':
-            self._A = self._A[::-1]
-        im = self.to_rgba(self._A, bytes=True, norm=True)
+        im = self.to_rgba(self._A[::-1] if self.origin == 'upper' else self._A,
+                          bytes=True, norm=True)
         _png.write_png(im, fname)
 
     def set_data(self, A):