use accessor

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@27461 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/TradeCondition.py

@@ -203,6 +203,6 @@ class TradeCondition(Path, Transformation):
       # remove movement that should not be created
       final_list = []
       for movement in result:
-        if getattr(movement, 'create_line', True):
+        if movement.isCreateLine():
           final_list.append(movement)
       return final_list