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GeezerVison is showing github.com — [3.11] gh-87474: Fix file descriptor leaks in subprocess.Popen (GH-96351) by miss-islington · Pull Request #104563 · python/cpython

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@miss-islington

@miss-islington miss-islington commented May 16, 2023 •
edited by bedevere-bot
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This fixes several ways file descriptors could be leaked from subprocess.Popen constructor during error conditions by opening them later and using a context manager "fds to close" registration scheme to ensure they get closed before returning.


(cherry picked from commit 3a4c44b)

Co-authored-by: cptpcrd [email protected]
Co-authored-by: Gregory P. Smith [Google] [email protected]

  • Issue: subprocess.Popen leaks file descriptors opened for DEVNULL or PIPE stdin/stdout/stderr arguments #87474

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@cptpcrd @gpshead @miss-islington
pythongh-87474: Fix file descriptor leaks in subprocess.Popen (python…
96ca688
…GH-96351)

This fixes several ways file descriptors could be leaked from `subprocess.Popen` constructor during error conditions by opening them later and using a context manager "fds to close" registration scheme to ensure they get closed before returning.

---------

(cherry picked from commit 3a4c44b)

Co-authored-by: cptpcrd <[email protected]>
Co-authored-by: Gregory P. Smith [Google] <[email protected]>
@miss-islington
miss-islington requested a review from gpshead as a code owner May 16, 2023 20:24
@bedevere-bot bedevere-bot added the awaiting review label May 16, 2023
This was referenced May 16, 2023
subprocess.Popen leaks file descriptors opened for DEVNULL or PIPE stdin/stdout/stderr arguments #87474
Closed
gh-87474: Fix file descriptor leaks in subprocess.Popen #96351
Merged
@gpshead
gpshead merged commit 3ce7d57 into python:3.11 May 17, 2023
@bedevere-bot bedevere-bot removed the awaiting review label May 17, 2023
@miss-islington
miss-islington deleted the backport-3a4c44b-3.11 branch May 17, 2023 07:48
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@gpshead gpshead Awaiting requested review from gpshead gpshead is a code owner

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4 participants

@miss-islington @gpshead @bedevere-bot @cptpcrd
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