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| author | Raymond Hettinger <python@rcn.com> | 2005-07-31 01:16:36 (GMT) |
|---|---|---|
| committer | Raymond Hettinger <python@rcn.com> | 2005-07-31 01:16:36 (GMT) |
| commit | 9f1a6796eb83a2884df5fd93487634e46d8830a7 (patch) | |
| tree | 53e9ef211666eb6f534d0d5040969146fdaeee0e /Misc | |
| parent | fe256431922c44375fa1e6c21bca69f5cb65481d (diff) | |
| download | cpython-9f1a6796eb83a2884df5fd93487634e46d8830a7.zip cpython-9f1a6796eb83a2884df5fd93487634e46d8830a7.tar.gz cpython-9f1a6796eb83a2884df5fd93487634e46d8830a7.tar.bz2 | |
Revised the set() and frozenset() implementaion to use its own internal
data structure instead of using dictionaries. Reduces memory consumption
by 1/3 and provides modest speed-ups for most set operations.
Diffstat (limited to 'Misc')
| -rw-r--r-- | Misc/NEWS | 4 |
1 files changed, 4 insertions, 0 deletions
@@ -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 |