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@@ -12,6 +12,10 @@ What's New in Python 2.5 alpha 1?
Core and builtins
-----------------
+- The implementation of set() and frozenset() was revised to use its
+ own internal data structure. Memory consumption is reduced by 1/3
+ and there are modest speed-ups as well. The API is unchanged.
+
- SF bug #1238681: freed pointer is used in longobject.c:long_pow().
- SF bug #1229429: PyObject_CallMethod failed to decrement some