Treat manager like an old-style class

jazzband · Oct 31, 2014 · c5ed822 · c5ed822
1 parent c2c9101
commit c5ed822
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/simple_history/manager.py b/simple_history/manager.py
@@ -13,7 +13,7 @@ def __get__(self, instance, owner):
         return HistoryManager(self.model, instance)
 
 
-class HistoryManager(models.Manager):
+class HistoryManager(models.Manager, object):
     def __init__(self, model, instance=None):
         super(HistoryManager, self).__init__()
         self.model = model