--- a/selectors.py	Tue Feb 17 23:54:30 2009 +0100
+++ b/selectors.py	Wed Feb 18 00:03:27 2009 +0100
@@ -949,7 +949,7 @@
         if getattr(cls, 'require_groups', None):
             warn('use "match_user_groups(group1, group2)" instead of using require_groups',
                  DeprecationWarning)
-            cls.__select__ &= (match_user_groups(cls.require_groups),)
+            cls.__select__ &= match_user_groups(cls.require_groups)
         return cls
     return plug_selector
 
@@ -960,7 +960,7 @@
         if getattr(cls, 'accepts', None):
             warn('use "match_user_groups(group1, group2)" instead of using require_groups',
                  DeprecationWarning)
-            cls.__select__ &= (implements(*cls.accepts),)
+            cls.__select__ &= implements(*cls.accepts)
         return cls
     return plug_selector
 
@@ -971,7 +971,7 @@
         if getattr(cls, 'condition', None):
             warn('use "use rql_condition(expression)" instead of using condition',
                  DeprecationWarning)
-            cls.__select__ &= (rql_condition(cls.condition),)
+            cls.__select__ &= rql_condition(cls.condition)
         return cls
     return plug_selector
      
@@ -982,8 +982,8 @@
         if getattr(cls, 'type', None):
             warn('use relation_possible selector instead of using etype_rtype',
                  DeprecationWarning)
-            cls.__select__ &= (relation_possible(cls.rtype, role(cls),
-                                                 getattr(cls, 'etype', None),
-                                                 action=getattr(cls, 'require_permission', 'read')))
+            cls.__select__ &= relation_possible(cls.rtype, role(cls),
+                                                getattr(cls, 'etype', None),
+                                                action=getattr(cls, 'require_permission', 'read'))
         return cls
     return plug_selector