remove the object from ourselves if an exception was raised while editing it

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@14780 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Tool/ContributionTool.py

@@ -278,10 +278,11 @@ class ContributionTool(BaseTool):
     BaseTool._setObject(self, file_name, ob)
     document = BaseTool._getOb(self, file_name)
 
+    try:
       # Then edit the document contents (so that upload can happen)
       document._edit(**kw)
       if url: document.fromURL(url)
-
+    finally:
       # Remove the object from ourselves
       BaseTool._delObject(self, file_name)