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Title: gh-59956: Partial Fix for GILState API Compatibility with Subinterpreters by ericsnowcurrently · Pull Request #101431 · python/cpython · GitHub

Open Graph Title: gh-59956: Partial Fix for GILState API Compatibility with Subinterpreters by ericsnowcurrently · Pull Request #101431 · python/cpython

X Title: gh-59956: Partial Fix for GILState API Compatibility with Subinterpreters by ericsnowcurrently · Pull Request #101431 · python/cpython

Description: The GILState API (PEP 311) implementation from 2003 made the assumption that only one thread state would ever be used for any given OS thread, explicitly disregarding the case of subinterpreters. ...

Open Graph Description: The GILState API (PEP 311) implementation from 2003 made the assumption that only one thread state would ever be used for any given OS thread, explicitly disregarding the case of subinterpreters. ...

X Description: The GILState API (PEP 311) implementation from 2003 made the assumption that only one thread state would ever be used for any given OS thread, explicitly disregarding the case of subinterpreters. ...

Opengraph URL: https://github.com/python/cpython/pull/101431

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[subinterpreters] Make the PyGILState API compatible with subinterpreters #59956https://github.com/python/cpython/issues/59956
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January 30, 2023 12:08https://github.com/python/cpython/pull/101431#commits-pushed-f9e6b8d
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Swap the "auto TSS" tstate too.https://github.com/python/cpython/pull/101431/commits/f9e6b8d86c4d9c9f0109089c7116f4e4c9cca042
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Do not bail out in bind_gilstate_tstate() if it's already set.https://github.com/python/cpython/pull/101431/commits/3e8c3efcd85f7d22a5e3fc191d1d1c12d25feda7
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Jan 30, 2023 https://github.com/python/cpython/pull/101431#ref-issue-1198887438
[subinterpreters] Make the PyGILState API compatible with subinterpreters #59956 https://github.com/python/cpython/issues/59956
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Jan 30, 2023 https://github.com/python/cpython/pull/101431#ref-issue-1530565551
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gh-59956: Add a Test to Verify GILState Matches the "Current" Thread State #101625 https://github.com/python/cpython/pull/101625
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Jun 27, 2025 https://github.com/python/cpython/pull/101431#ref-issue-3157564787
Using latest cothread on python3.11 with pyqt results in segfault DiamondLightSource/cothread#75 https://github.com/DiamondLightSource/cothread/issues/75
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