Missing imports.

Note: Always use pyflakes.

master/product/Vifib/tests/testVifibInstanceHostingRelatedDocument.py

@@ -4,6 +4,8 @@ from testVifibSlapWebService import TestVifibSlapWebServiceMixin
 from Products.ERP5Type.DateUtils import getClosestDate
 from DateTime import DateTime
 from testVifibOpenOrderSimulation import generateTimeFrameList
+from AccessControl.SecurityManagement import getSecurityManager, \
+  setSecurityManager
 
 class TestVifibInstanceHostingRelatedDocument(TestVifibSlapWebServiceMixin):