--- a/web/lib/django/core/cache/backends/dummy.py	Wed May 19 17:43:59 2010 +0200
+++ b/web/lib/django/core/cache/backends/dummy.py	Tue May 25 02:43:45 2010 +0200
@@ -23,3 +23,12 @@
 
     def has_key(self, *args, **kwargs):
         return False
+
+    def set_many(self, *args, **kwargs):
+        pass
+
+    def delete_many(self, *args, **kwargs):
+        pass
+
+    def clear(self):
+        pass