diff --git a/product/ERP5/mixin/cached_convertable.py b/product/ERP5/mixin/cached_convertable.py index 0dbcb54226e5331bd70c34cae20ef4d6424d4f6b..646afe9e4ed3a9dc2e7f57c779efb31e641d1c5c 100644 --- a/product/ERP5/mixin/cached_convertable.py +++ b/product/ERP5/mixin/cached_convertable.py @@ -28,7 +28,9 @@ ############################################################################## import md5 +import string +from Acquisition import aq_base from AccessControl import ClassSecurityInfo from Products.ERP5Type import Permissions from Products.CMFCore.utils import getToolByName