--- a/web/hdabo/fields.py	Fri Jun 10 20:57:45 2011 +0200
+++ b/web/hdabo/fields.py	Sat Jun 11 03:19:12 2011 +0200
@@ -39,7 +39,7 @@
                 for obj in objs:
                     if isinstance(obj, self.model):
                         if not router.allow_relation(obj, self.instance):
-                            raise ValueError('Cannot add "%r": instance is on database "%s", value is on database "%s"' %
+                            raise ValueError('Cannot add "%r": instance is on database "%s", value is on database "%s"' % 
                                                (obj, self.instance._state.db, obj._state.db))
                         new_ids.add(obj.pk)
                     elif isinstance(obj, Model):
@@ -86,7 +86,7 @@
 
         # Dynamically create a class that subclasses the related
         # model's default manager.
-        rel_model=self.field.rel.to
+        rel_model = self.field.rel.to
         superclass = rel_model._default_manager.__class__
         RelatedManager = create_sorted_many_related_manager(superclass, self.field.rel)