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[3.13] gh-84559: improve What's New entry for`multiprocessing` startmethod changes (GH-128173)#137156

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gpshead merged 1 commit intopython:3.13frombrianschubert:backport-b8c313a-3.13

Jul 28, 2025

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[3.13] gh-84559: improve What's New entry for`multiprocessing` startmethod changes (GH-128173)#137156

gpshead merged 1 commit intopython:3.13frombrianschubert:backport-b8c313a-3.13

Jul 28, 2025

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brianschubert commentedJul 27, 2025•
edited by github-actionsbot
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Fixesundefined label: 'multiprocessing-programming-spawn' error when building the docs after#137155.

(cherry picked from commitb8c313a)

Issue:multiprocessing's default posix start method of'fork' is broken: change to `'forkserver' || 'spawn' #84559

📚 Documentation preview 📚:https://cpython-previews--137156.org.readthedocs.build/

[3.13]pythongh-84559: improve What's New entry formultiprocessing…

ef1acf3

… start method changes (pythonGH-128173)(cherry picked from commitb8c313a)Co-authored-by: Bénédikt Tran <10796600+picnixz@users.noreply.github.com>Co-authored-by: Gregory P. Smith <greg@krypto.org>Co-authored-by: Stan Ulbrych <89152624+StanFromIreland@users.noreply.github.com>