8000 gh-129205: Update multiprocessing.forkserver to use os.readinto by cmaloney · Pull Request #129425 · python/cpython · GitHub
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gh-129205: Update multiprocessing.forkserver to use os.readinto #129425

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Merged
merged 6 commits into from
Jan 30, 2025
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gh-129205: Update multiprocessing.forkserver to use os.readinto #129425

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gh-129205: Update multiprocessing.forkserver to use os.readinto
cmaloney Jan 29, 2025
d2d5baf
Update 2025-01-28-22-11-41.gh-issue-129205.C-vE8S.rst
cmaloney Jan 29, 2025
9227d4e
Rework loop to only use one read in got it all case
cmaloney Jan 29, 2025
4409ae3
Work in positives
cmaloney Jan 29, 2025
3ef05ba
Rely on memoryview to track length, reduce temporaries
cmaloney Jan 29, 2025
22e6821
Remove news
cmaloney Jan 30, 2025
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Update 2025-01-28-22-11-41.gh-issue-129205.C-vE8S.rst
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@cmaloney
cmaloney authored Jan 29, 2025
commit d2d5baf32d801161623fa50290b8bd76956eec78
2 changes: 1 addition & 1 deletion Misc/NEWS.d/next/Library/2025-01-28-22-11-41.gh-issue-129205.C-vE8S.rst
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@@ -1,2 +1,2 @@
:mod:`multiprocessing` forkserver now uses :func:`os.readinto` to read pid
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I don't think that it's worth it to document this change to end users. I suggest to remove this NEWS entry.

of child processes saving memory allocations and copies..
of child processes saving memory allocations and copies.
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