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| author | Sergey Fedoseev <fedoseev.sergey@gmail.com> | 2018-09-11 22:47:59 (GMT) |
|---|---|---|
| committer | Miss Islington (bot) <31488909+miss-islington@users.noreply.github.com> | 2018-09-11 22:47:59 (GMT) |
| commit | ec014a101a7f6243b95dfc08acfe1542b9fa5d39 (patch) | |
| tree | 62668429576eae74dd178a7bd0a718482500be28 /Misc | |
| parent | d13e59c1b512069d90efe7ee9b613d3913e79c56 (diff) | |
| download | cpython-ec014a101a7f6243b95dfc08acfe1542b9fa5d39.zip cpython-ec014a101a7f6243b95dfc08acfe1542b9fa5d39.tar.gz cpython-ec014a101a7f6243b95dfc08acfe1542b9fa5d39.tar.bz2 | |
bpo-34636: Use fast path for more chars in SRE category macros. (GH-9170)
When handling \s, \d, or \w (and their inverse) escapes in bytes regexes this a small but measurable performance improvement.
<!-- issue-number: [bpo-34636](https://www.bugs.python.org/issue34636) -->
https://bugs.python.org/issue34636
<!-- /issue-number -->
Diffstat (limited to 'Misc')
| -rw-r--r-- | Misc/NEWS.d/next/Library/2018-09-11-15-04-05.bpo-34636.capCmt.rst | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/Misc/NEWS.d/next/Library/2018-09-11-15-04-05.bpo-34636.capCmt.rst b/Misc/NEWS.d/next/Library/2018-09-11-15-04-05.bpo-34636.capCmt.rst new file mode 100644 index 0000000..c982b0a --- /dev/null +++ b/Misc/NEWS.d/next/Library/2018-09-11-15-04-05.bpo-34636.capCmt.rst @@ -0,0 +1,2 @@ +Speed up re scanning of many non-matching characters for \s \w and \d within +bytes objects. (microoptimization) |