Use 'InitializeClass' alias for 'default__class_init__'.

Draft.py

@@ -13,7 +13,7 @@
 
 from AccessControl.SecurityInfo import ClassSecurityInfo
 from AccessControl.User import UserFolder
-from App.class_init import default__class_init__ as InitializeClass
+from App.class_init import InitializeClass
 from App.special_dtml import HTMLFile
 from Acquisition import Implicit
 from OFS.SimpleItem import Item

Version.py

@@ -24,7 +24,7 @@
 from AccessControl.Role import RoleManager
 from AccessControl.SecurityInfo import ClassSecurityInfo
 from Acquisition import Implicit
-from App.class_init import default__class_init__ as InitializeClass
+from App.class_init import InitializeClass
 from App.Dialogs import MessageDialog
 from App.special_dtml import DTMLFile
 from App.special_dtml import HTML