modify to have an empty item in the list to permit to chose nothing in a...

modify to have an empty item in the list to permit to chose nothing in a multilist field instead of have the path of the base category

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@17134 20353a03-c40f-0410-a6d1-a30d3c3de9de

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

@@ -3,11 +3,8 @@
   <record id="1" aka="AAAAAAAAAAE=">
     <pickle>
       <tuple>
-        <tuple>
-          <string>Products.PythonScripts.PythonScript</string>
-          <string>PythonScript</string>
-        </tuple>
-        <none/>
+        <global name="PythonScript" module="Products.PythonScripts.PythonScript"/>
+        <tuple/>
       </tuple>
     </pickle>
     <pickle>
@@ -86,8 +83,8 @@ for item in mixed_list:\n
     for fallback_category in base_category.getFallbackBaseCategoryList():\n
       fallback_category = ctool.restrictedTraverse(fallback_category, None)\n
       if fallback_category is not None and fallback_category.objectIds():\n
-        item_list = [(\'%s/%s\' % (item, x[0]), \'%s/%s\' % (item, x[1])) for x in\n
-                     fallback_category.getCategoryChildCompactLogicalPathItemList(base=1)]\n
+        item_list.extend([(\'%s/%s\' % (item, x[0]), \'%s/%s\' % (item, x[1])) \\\n
+          for x in fallback_category.getCategoryChildCompactLogicalPathItemList(base=1) if x[0]])\n
         break\n
 \n
   category_list.extend(item_list)\n

product/ERP5/bootstrap/erp5_core/bt/revision

-543
\ No newline at end of file
+544
\ No newline at end of file