--- a/schema.py	Thu Jul 02 10:36:25 2009 +0200
+++ b/schema.py	Mon Jul 06 19:55:18 2009 +0200
@@ -354,6 +354,7 @@
         """rql expression factory"""
         return ERQLExpression(expression, mainvars, eid)
 
+
 class CubicWebRelationSchema(RelationSchema):
     RelationSchema._RPROPERTIES['eid'] = None
     _perms_checked = False