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| author | Inada Naoki <songofacandy@gmail.com> | 2021-04-13 23:22:49 (GMT) |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-04-13 23:22:49 (GMT) |
| commit | 695d47b51e3e197de5448a1eb2f618bef6d59ac8 (patch) | |
| tree | 64ec0c41016aa5d7573352ce991cdf4994765bef /Doc/whatsnew | |
| parent | 8fa1489365e7af8b90286c97db55a2dc60a05cde (diff) | |
| download | cpython-695d47b51e3e197de5448a1eb2f618bef6d59ac8.zip cpython-695d47b51e3e197de5448a1eb2f618bef6d59ac8.tar.gz cpython-695d47b51e3e197de5448a1eb2f618bef6d59ac8.tar.bz2 | |
bpo-43785: Update bz2 document (GH-25351)
Diffstat (limited to 'Doc/whatsnew')
| -rw-r--r-- | Doc/whatsnew/3.10.rst | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Doc/whatsnew/3.10.rst b/Doc/whatsnew/3.10.rst index 6af0f83..e0e7d19 100644 --- a/Doc/whatsnew/3.10.rst +++ b/Doc/whatsnew/3.10.rst @@ -1013,6 +1013,11 @@ Optimizations :func:`map`, :func:`filter`, :func:`reversed`, :func:`bool` and :func:`float`. (Contributed by Dong-hee Na and Jeroen Demeyerin in :issue:`43575`, :issue:`43287`, :issue:`41922`, :issue:`41873` and :issue:`41870`) +* :class:`BZ2File` performance is improved by removing internal ``RLock``. + This makes :class:`BZ2File` thread unsafe in the face of multiple simultaneous + readers or writers, just like its equivalent classes in :mod:`gzip` and + :mod:`lzma` have always been. (Contributed by Inada Naoki in :issue:`43785`). + Deprecated ========== |