Put an updated UserDict class in the collections module and
register it as a compliant Mutable Mapping.
Todo: Convert the UserDict dependent tests to the new API
and then remove the old UserDict module. Move the
UserDict docs to collections.rst.
diff --git a/Misc/NEWS b/Misc/NEWS
index 921b2a9..5e90be4 100644
--- a/Misc/NEWS
+++ b/Misc/NEWS
@@ -70,6 +70,13 @@
Library
-------
+- Weakref dictionaries now inherit from MutableMapping.
+ XXX their API still needs to be modernized (i.e. eliminate the iter methods).
+
+- Created new UserDict class in collections module. This one inherits from and
+ complies with the MutableMapping ABC.
+ XXX still need to covert old UserDict based tests and eliminate the old UserDict module.
+
- Removed UserDict.DictMixin. Replaced all its uses with collections.MutableMapping.
- Issue #1703: getpass() should flush after writing prompt.