--- a/src/ldt/ldt/security/utils.py	Tue Dec 04 13:41:14 2012 +0100
+++ b/src/ldt/ldt/security/utils.py	Tue Dec 04 13:55:35 2012 +0100
@@ -1,9 +1,9 @@
 from django.conf import settings
 from django.contrib.contenttypes.models import ContentType
 from django.core.cache import cache
-from guardian.shortcuts import assign, remove_perm, get_users_with_perms, get_groups_with_perms, get_objects_for_user
+from guardian.shortcuts import remove_perm, get_users_with_perms, get_groups_with_perms, get_objects_for_user
 from cache import get_cached_userlist, cached_assign
-from ldt.security import change_security, get_current_user
+from ldt.security import change_security
 import types
   
 def unprotect_instance(instance):