dding.

lib/python/Products/Transience/Transience.py

+from TransienceInterfaces import Transient, DictionaryLike, ItemWithId,\
+     TTWDictionary, ImmutablyValuedMappingOfPickleableObjects,\
+     StringKeyedHomogeneousItemContainer, TransientItemContainer
+from OFS.Item import SimpleItem
+from Persistent import Persistence
+from Acquisition import Implicit
+
+class TransientObjectContainer(SimpleItem):
+    """ akin to Session Data Container """
+    __implements__ = (ItemWithId,
+                      StringKeyedHomogeneousItemContainer,
+                      TransientItemContainer
+                      )
+
+class TransientObject(Persistent, Implicit):
+    """ akin to Session Data Object """
+    __implements__ = (ItemWithId, # randomly generate an id
+                      Transient,
+                      DictionaryLike,
+                      TTWDictionary,
+                      ImmutablyValuedMappingOfPickleableObjects
+                      )
+