- cleanup not needed imports

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@28444 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/Document/Delivery.py

@@ -30,9 +30,8 @@
 from Products.CMFCore.utils import getToolByName
 from Products.ERP5Type.Base import WorkflowMethod
 from AccessControl import ClassSecurityInfo
-from Products.ERP5Type import Permissions, PropertySheet, Constraint, interfaces
+from Products.ERP5Type import Permissions, PropertySheet
 from Products.ERP5Type.XMLObject import XMLObject
-from Products.ERP5.Document.Movement import Movement
 from Products.ERP5.Document.ImmobilisationDelivery import ImmobilisationDelivery
 from Products.ERP5Type.UnrestrictedMethod import UnrestrictedMethod