--- a/schema.py	Fri Jul 03 10:26:19 2009 +0200
+++ b/schema.py	Fri Jul 03 10:27:03 2009 +0200
@@ -356,6 +356,7 @@
         """rql expression factory"""
         return ERQLExpression(expression, mainvars, eid)
 
+
 class CubicWebRelationSchema(RelationSchema):
     RelationSchema._RPROPERTIES['eid'] = None
     _perms_checked = False