MNT: use else block to localize exceptions

tacaswell · tacaswell · commit a14ec7d0cda2 · 2016-12-04T20:47:17.000-05:00
diff --git a/lib/matplotlib/font_manager.py b/lib/matplotlib/font_manager.py
@@ -897,11 +897,13 @@ def set_size(self, size):
         except ValueError:
             try:
                 scale = font_scalings[size]
-                size = scale * FontManager.get_default_size()
             except KeyError:
                 raise ValueError(
                     "Size is invalid. Valid font size are " + ", ".join(
                         str(i) for i in font_scalings.keys()))
+            else:
+                size = scale * FontManager.get_default_size()
+
         self._size = size
 
     def set_file(self, file):
