Added a patch for forward compatibility of persistent.list.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@18662 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Type/ZopePatch.py

@@ -55,6 +55,7 @@ from Products.ERP5Type.patches import PersistentMapping
 from Products.ERP5Type.patches import DateTimePatch
 from Products.ERP5Type.patches import PythonScript
 from Products.ERP5Type.patches import MailTemplates
+from Products.ERP5Type.patches import persistent_patch
 
 # for python2.3 compatibility
 import threading

product/ERP5Type/patches/persistent_patch.py

+##############################################################################
+#
+# Copyright (c) 2008 Nexedi SA and Contributors. All Rights Reserved.
+#                    TAHARA Yusei <yusei@nexedi.com>
+#
+# WARNING: This program as such is intended to be used by professional
+# programmers who take the whole responsability of assessing all potential
+# consequences resulting from its eventual inadequacies and bugs
+# End users who are looking for a ready-to-use solution with commercial
+# garantees and support are strongly adviced to contract a Free Software
+# Service Company
+#
+# This program is Free Software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+#
+##############################################################################
+
+# This patch provides forward compatibility between 2.7 and 2.8.
+try:
+  import persistent
+except ImportError:
+  import sys
+  import new
+  from ZODB import PersistentList
+  persistent = new.module('persistent')
+  persistent.list = PersistentList
+  sys.modules['persistent'] = persistent
+  sys.modules['persistent.list'] = persistent.list