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Issue #28969: Fixed race condition in C implementation of functools.lru_cache.

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KeyError could be raised when cached function with full cache was
simultaneously called from differen threads with the same uncached arguments.
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Serhiy Storchaka 2017-01-12 19:12:21 +02:00
commit 42e1ea9a10
5 changed files with 78 additions and 29 deletions
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@ -44,6 +44,10 @@ Core and Builtins
Library
-------
- Issue #28969: Fixed race condition in C implementation of functools.lru_cache.
KeyError could be raised when cached function with full cache was
simultaneously called from differen threads with the same uncached arguments.
- Issue #29142: In urllib.request, suffixes in no_proxy environment variable with
leading dots could match related hostnames again (e.g. .b.c matches a.b.c).
Patch by Milan Oberkirch.