Fix for Python 3: decode non Unicode strings

afvincent · afvincent · commit 973dd5ea8b16 · 2017-02-27T21:05:10.000+01:00
diff --git a/lib/matplotlib/rcsetup.py b/lib/matplotlib/rcsetup.py
@@ -912,7 +912,10 @@ def _validate_linestyle(ls):
     """
     # Look first for a valid named line style, like '--' or 'solid'
     try:
-        return _validate_named_linestyle(ls)
+        if hasattr(ls, 'decode'):
+            return _validate_named_linestyle(ls.decode())
+        else:
+            return _validate_named_linestyle(ls)
     except (KeyError, AttributeError):
         # AttributeError may be raised by ls.lower() that can be called
         # inside _validate_named_linestyle.
