Empty strings are not considered valid identifier.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@34385 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/bootstrap/erp5_core/SkinTemplateItem/portal_skins/erp5_core/Base_getCategoriesSpreadSheetMapping.xml

@@ -220,6 +220,9 @@ for table_name in spreadsheet_list.keys():\n
     for cell_index, cell in enumerate(line):\n
       # Get the property corresponding to the cell data\n
       property_id = property_map[cell_index]\n
+      if cell is not None and cell.strip()==\'\':\n
+        # empty string is NOT a valid identifier\n
+        cell=None\n
       line_data[property_id] = cell\n
       if cell and property_id.startswith(\'path_\'):\n
         path_defined.append(cell)\n

product/ERP5/bootstrap/erp5_core/bt/revision

-1555
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+1556
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