maintainer-feedback requested: [Bug 257694] devel/cmake: Build fails with Python 3.10

[bugzilla-noreply at freebsd.org]

Bugzilla Automation <bugzilla at FreeBSD.org> has asked freebsd-kde (Team)
<kde at FreeBSD.org> for maintainer-feedback:
Bug 257694: devel/cmake: Build fails with Python 3.10
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=257694



--- Description ---
While testing lang/python310 I found build of devel/cmake fails with
lang/python310 as default Python.

----------------------------------------------------------------------
[ 99%] Linking CXX executable ../../bin/ccmake
[ 99%] Built target ccmake
[100%] sphinx-build man: see Utilities/Sphinx/build-man.log
Traceback (most recent call last):
  File "/usr/local/bin/sphinx-build", line 33, in <module>
    sys.exit(load_entry_point('Sphinx==3.5.2', 'console_scripts',
'sphinx-build')())
  File "/usr/local/bin/sphinx-build", line 25, in importlib_load_entry_point
    return next(matches).load()
  File "/usr/local/lib/python3.10/importlib/metadata/__init__.py", line 162, in
load
    module = import_module(match.group('module'))
  File "/usr/local/lib/python3.10/importlib/__init__.py", line 126, in
import_module
    return _bootstrap._gcd_import(name[level:], package, level)
  File "<frozen importlib._bootstrap>", line 1050, in _gcd_import
  File "<frozen importlib._bootstrap>", line 1027, in _find_and_load
  File "<frozen importlib._bootstrap>", line 1006, in _find_and_load_unlocked
  File "<frozen importlib._bootstrap>", line 688, in _load_unlocked
  File "<frozen importlib._bootstrap_external>", line 883, in exec_module
  File "<frozen importlib._bootstrap>", line 241, in _call_with_frames_removed
  File "/usr/local/lib/python3.10/site-packages/sphinx/cmd/build.py", line 25,
in <module>
    from sphinx.application import Sphinx
  File "/usr/local/lib/python3.10/site-packages/sphinx/application.py", line
32, in <module>
    from sphinx.config import Config
  File "/usr/local/lib/python3.10/site-packages/sphinx/config.py", line 23, in
<module>
    from sphinx.util import logging
  File "/usr/local/lib/python3.10/site-packages/sphinx/util/__init__.py", line
35, in <module>
    from sphinx.util import smartypants  # noqa
  File "/usr/local/lib/python3.10/site-packages/sphinx/util/smartypants.py",
line 33, in <module>
    from sphinx.util.docutils import __version_info__ as docutils_version
  File "/usr/local/lib/python3.10/site-packages/sphinx/util/docutils.py", line
31, in <module>
    from sphinx.util.typing import RoleFunction
  File "/usr/local/lib/python3.10/site-packages/sphinx/util/typing.py", line
34, in <module>
    from types import Union as types_Union
ImportError: cannot import name 'Union' from 'types'
(/usr/local/lib/python3.10/types.py)
*** Error code 1

Stop.
----------------------------------------------------------------------

Full build log:
https://www.utahime.org/FreeBSD/poudriere/data/logs/bulk/130amd64-default-pytho
n310/2021-08-09_07h37m30s/logs/cmake-3.21.0.log

Cc-ing to both kde@ and python@ as I'm not sure what is the source of the
error.