define __repr__ on ConsistencyMessage for easier debugging

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@18362 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/ConsistencyMessage.py

@@ -66,4 +66,9 @@ class ConsistencyMessage(ObjectMessage):
     """
     pass
 
+  def __repr__(self):
+    return "<ERP5Type.ConsistencyMessage for %s on %s (message: %s)>" % (
+        self.class_name, self.object_relative_url, self.getTranslatedMessage())
+      
+
 allow_class(ConsistencyMessage)