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bpo-40327: Improve atomicity speed and memory efficiency of the items() loop #19628

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Merged
merged 1 commit into from
Apr 21, 2020
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bpo-40327: Improve atomicity speed and memory efficiency of the items() loop #19628

merged 1 commit into from
Apr 21, 2020

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rhettinger
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@rhettinger rhettinger commented Apr 20, 2020 •
edited by bedevere-bot
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This isn't a complete solution to the OP's problem, but it does mitigate the race condition risk, and it also improves memory efficiency and speed.

https://bugs.python.org/issue40327

@serhiy-storchaka serhiy-storchaka added the type-bug An unexpected behavior, bug, or error label Apr 21, 2020
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👍

@rhettinger rhettinger merged commit 75bedbe into python:master Apr 21, 2020
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Thanks @rhettinger for the PR 🌮🎉.. I'm working now to backport this PR to: 3.8.
🐍🍒⛏🤖

miss-islington pushed a commit to miss-islington/cpython that referenced this pull request Apr 21, 2020
@rhettinger @miss-islington
bpo-40327: Improve atomicity, speed, and memory efficiency of the ite…
0e08cb5 
…ms() loop (pythonGH-19628)

(cherry picked from commit 75bedbe)

Co-authored-by: Raymond Hettinger <rhettinger@users.noreply.github.com>
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GH-19640 is a backport of this pull request to the 3.8 branch.

miss-islington added a commit that referenced this pull request May 22, 2020
@miss-islington @rhettinger
bpo-40327: Improve atomicity, speed, and memory efficiency of the ite…
16d0781 
…ms() loop (GH-19628)

(cherry picked from commit 75bedbe)

Co-authored-by: Raymond Hettinger <rhettinger@users.noreply.github.com>
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@serhiy-storchaka serhiy-storchaka Awaiting requested review from serhiy-storchaka

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