--- a/appobject.py	Fri Feb 26 13:12:01 2010 +0100
+++ b/appobject.py	Fri Feb 26 13:19:14 2010 +0100
@@ -13,12 +13,9 @@
 from logging import getLogger
 from warnings import warn
 
-from logilab.common.decorators import classproperty
 from logilab.common.deprecation import deprecated
 from logilab.common.logging_ext import set_log_methods
 
-from cubicweb import Unauthorized, NoSelectableObject
-
 
 # selector base classes and operations ########################################