Ticket #17556: media_inherit.diff

django/forms/widgets.py

@@ -8 +8 @@
 import datetime
 from itertools import chain
 from urlparse import urljoin
+from inspect import getmembers
 
 from django.conf import settings
 from django.forms.util import flatatt, to_current_timezone
@@ -32 +33 @@
 class Media(StrAndUnicode):
     def __init__(self, media=None, **kwargs):
         if media:
-            media_attrs = media.__dict__
+            media_attrs = dict(getmembers(media))
         else:
             media_attrs = kwargs