Bug 2389399 - python-typing-extensions: FTBFS in Fedora Rawhide and 43 with Python 3.14.0rc2
Summary: python-typing-extensions: FTBFS in Fedora Rawhide and 43 with Python 3.14.0rc2
Keywords:
Status: CLOSED ERRATA
Alias: None
Product: Fedora
Classification: Fedora
Component: python-typing-extensions
Version: 43
Hardware: Unspecified
OS: Unspecified
unspecified
unspecified
Target Milestone: ---
Assignee: Ben Beasley
QA Contact: Fedora Extras Quality Assurance
URL: https://koschei.fedoraproject.org/pac...
Whiteboard:
Depends On: 2389191
Blocks: PYTHON3.14 F43FTBFS PYC3.14rc3 F44FTBFS, RAWHIDEFTBFS
TreeView+ depends on / blocked
 
Reported: 2025-08-19 13:24 UTC by Miro Hrončok
Modified: 2025-08-19 14:38 UTC (History)
5 users (show)

Fixed In Version: python-typing-extensions-4.15.0~rc1-1.fc44 python-typing-extensions-4.15.0~rc1-1.fc43
Clone Of:
Environment:
Last Closed: 2025-08-19 14:32:31 UTC
Type: Bug
Embargoed:


Attachments (Terms of Use)


Links
System ID Private Priority Status Summary Last Updated
Github python typing_extensions pull 646 0 None Merged Backport type_params fix from CPython 2025-08-19 13:25:45 UTC

Description Miro Hrončok 2025-08-19 13:24:17 UTC
Description of problem:
Package python-typing-extensions fails to build from source in Fedora Rawhide and 43.

Due to reasons described in https://lists.fedoraproject.org/archives/list/devel@lists.fedoraproject.org/thread/XO5QGOXBWHFG7AOGDQBG23AQDS2MDTWI/ a rebuild of python-typing-extensions is needed in Fedora Rawhide (44) and Fedora 43.

Version-Release number of selected component (if applicable):
4.14.1-2.fc43

Steps to Reproduce:
fedpkg build

Additional info:
This package is tracked by Koschei. See:
https://koschei.fedoraproject.org/package/python-typing-extensions

======================================================================
FAIL: test_evaluate_with_type_params (test_typing_extensions.EvaluateForwardRefTests.test_evaluate_with_type_params)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/builddir/build/BUILD/python-typing-extensions-4.14.1-build/typing_extensions-4.14.1/src/test_typing_extensions.py", line 9158, in test_evaluate_with_type_params
    self.assertIs(evaluate_forward_ref(typing.ForwardRef("Tx", is_class=True), owner=Gen, globals={"Tx": str}), str)
    ~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
AssertionError: Tx is not <class 'str'>
----------------------------------------------------------------------
Ran 543 tests in 0.328s



This might actually be caused by the Python 3.14.0rc1 -> 3.14.0rc2 update.

Comment 1 Miro Hrončok 2025-08-19 13:25:46 UTC
Upstream fix seems to be https://github.com/python/typing_extensions/pull/646

Comment 2 Ben Beasley 2025-08-19 13:53:30 UTC
(In reply to Miro Hrončok from comment #1)
> Upstream fix seems to be https://github.com/python/typing_extensions/pull/646

https://src.fedoraproject.org/rpms/python-typing-extensions/pull-request/24

Comment 3 Fedora Update System 2025-08-19 14:27:40 UTC
FEDORA-2025-44d9244631 (python-typing-extensions-4.15.0~rc1-1.fc44) has been submitted as an update to Fedora 44.
https://bodhi.fedoraproject.org/updates/FEDORA-2025-44d9244631

Comment 4 Fedora Update System 2025-08-19 14:32:31 UTC
FEDORA-2025-44d9244631 (python-typing-extensions-4.15.0~rc1-1.fc44) has been pushed to the Fedora 44 stable repository.
If problem still persists, please make note of it in this bug report.

Comment 5 Fedora Update System 2025-08-19 14:34:38 UTC
FEDORA-2025-808678ece5 (python-typing-extensions-4.15.0~rc1-1.fc43) has been submitted as an update to Fedora 43.
https://bodhi.fedoraproject.org/updates/FEDORA-2025-808678ece5

Comment 6 Fedora Update System 2025-08-19 14:38:28 UTC
FEDORA-2025-808678ece5 (python-typing-extensions-4.15.0~rc1-1.fc43) has been pushed to the Fedora 43 stable repository.
If problem still persists, please make note of it in this bug report.


Note You need to log in before you can comment on or make changes to this bug.