Merge pull request #8594 from FedeMiorelli/patch-1

tacaswell · tacaswell · commit e273f7e261e8 · 2017-05-08T20:42:05.000-04:00
FIX: Missing return in LogFormatter._num_to_string()
diff --git a/lib/matplotlib/ticker.py b/lib/matplotlib/ticker.py
@@ -949,7 +949,8 @@ def _num_to_string(self, x, vmin, vmax):
             s = '%1.0e' % x
         else:
             s = self.pprint_val(x, vmax - vmin)
-
+        return s
+   
     def __call__(self, x, pos=None):
         """
         Return the format for tick val `x`.
