better exception management

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@986 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5CPS/SynchronizationToolPatch.py

@@ -29,7 +29,7 @@ def editDocument(self, object=None, **kw):
   for o in portal_trees.objectValues():
     try:
       o.rebuild()
-    except AttributeError,KeyError:
+    except (AttributeError,KeyError):
       pass