Ticket #6045: related.py.diff

db/models/fields/related.py

@@ -5 +5 @@
 from django.utils.text import capfirst
 from django.utils.translation import ugettext_lazy, string_concat, ungettext, ugettext as _
 from django.utils.functional import curry
-from django.utils.encoding import smart_unicode
+from django.utils.encoding import smart_unicode, smart_str
 from django.core import validators
 from django import oldforms
 from django import newforms as forms
@@ -281 +281 @@
                 raise ValueError("%r instance needs to have a primary key value before a many-to-many relationship can be used." % model)
 
         def get_query_set(self):
+            for key, value in self.core_filters.items():
+                if not isinstance(key, str):
+                    del self.core_filters[key] 
+                    self.core_filters[smart_str(key)] = smart_str(value) 
             return superclass.get_query_set(self).filter(**(self.core_filters))
 
         def add(self, *objs):