Bug 2280604

Summary: python-libcst fails to build with Python 3.13: Segmentation fault when running tests
Product: [Fedora] Fedora Reporter: Karolina Surma <ksurma>
Component: python-libcstAssignee: Michel Lind <michel>
Status: CLOSED RAWHIDE QA Contact:
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Version: rawhideCC: davide, ksurma, mhroncok, michel
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Last Closed: 2024-08-13 02:00:49 UTC Type: Bug
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Bug Blocks: 2244836, 2260875    

Description Karolina Surma 2024-05-15 11:40:40 UTC
python-libcst fails to build with Python 3.13.0b1.

It's reproducible with the upstream code and PyPI dependencies, reported: https://github.com/Instagram/LibCST/issues/1149

For the build logs, see:
https://copr-be.cloud.fedoraproject.org/results/@python/python3.13/fedora-rawhide-x86_64/07443594-python-libcst/

For all our attempts to build python-libcst with Python 3.13, see:
https://copr.fedorainfracloud.org/coprs/g/python/python3.13/package/python-libcst/

Testing and mass rebuild of packages is happening in copr.
You can follow these instructions to test locally in mock if your package builds with Python 3.13:
https://copr.fedorainfracloud.org/coprs/g/python/python3.13/

Let us know here if you have any questions.

Python 3.13 is planned to be included in Fedora 41.
To make that update smoother, we're building Fedora packages with all pre-releases of Python 3.13.
A build failure prevents us from testing all dependent packages (transitive [Build]Requires),
so if this package is required a lot, it's important for us to get it fixed soon.

We'd appreciate help from the people who know this package best,
but if you don't want to work on this now, let us know so we can try to work around it on our side.

Comment 1 Michel Lind 2024-08-13 02:00:49 UTC
Mass rebuild seems to work fine