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authorSerhiy Storchaka <storchaka@gmail.com>2017-05-14 05:32:33 (GMT)
committerGitHub <noreply@github.com>2017-05-14 05:32:33 (GMT)
commit821a9d146bc04a1bc1a9807962990a1f59d692b8 (patch)
treee981ba61ef49d7bcd83474cefe76ee3f18a6dc3f /Misc/NEWS
parentcbddf58c797f850a5b06f317a4bb7ab69c6e9715 (diff)
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bpo-30340: Enhanced regular expressions optimization. (#1542)
This increased the performance of matching some patterns up to 25 times.
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@@ -326,6 +326,9 @@ Library
- bpo-30048: Fixed ``Task.cancel()`` can be ignored when the task is
running coroutine and the coroutine returned without any more ``await``.
+- bpo-30340: Enhanced regular expressions optimization. This increased
+ the performance of matching some patterns up to 25 times.
+
- bpo-30298: Weaken the condition of deprecation warnings for inline modifiers.
Now allowed several subsequential inline modifiers at the start of the
pattern (e.g. ``'(?i)(?s)...'``). In verbose mode whitespaces and comments