Remove unneeded parentheses

afvincent · afvincent · commit 844115f70d28 · 2017-03-09T00:34:23.000+01:00
diff --git a/lib/matplotlib/rcsetup.py b/lib/matplotlib/rcsetup.py
@@ -914,7 +914,7 @@ def _validate_linestyle(ls):
     if isinstance(ls, six.string_types):
         try:
             return _validate_named_linestyle(ls)
-        except (KeyError):
+        except KeyError:
             pass
 
     # On-off ink (in points) sequence *of even length*.
