[Backport maintenance/3.3.x] Initial fixes for Python 3.14 (#2747)

[cdce8p]

Backport 43111bb from #2747.

[codecov]

Codecov Report

Attention: Patch coverage is 88.88889% with 1 line in your changes missing coverage. Please review.

Please upload report for BASE (maintenance/3.3.x@0aaf213). Learn more about missing BASE report.

Files with missing lines	Patch %	Lines
astroid/brain/brain_typing.py	80.00%	1 Missing ⚠️

❌ Your patch status has failed because the patch coverage (88.88%) is below the target coverage (100.00%). You can increase the patch coverage or adjust the target coverage.

Additional details and impacted files

@@                 Coverage Diff                  @@
##             maintenance/3.3.x    #2748   +/-   ##
====================================================
  Coverage                     ?   93.06%           
====================================================
  Files                        ?       93           
  Lines                        ?    11082           
  Branches                     ?        0           
====================================================
  Hits                         ?    10313           
  Misses                       ?      769           
  Partials                     ?        0           

Flag	Coverage Δ
linux	92.92% <88.88%> (?)
pypy	93.06% <88.88%> (?)
windows	93.04% <88.88%> (?)

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Files with missing lines	Coverage Δ
astroid/brain/brain_pathlib.py	91.66% <100.00%> (ø)
astroid/const.py	100.00% <100.00%> (ø)
astroid/brain/brain_typing.py	87.03% <80.00%> (ø)

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[Pierre-Sassoulas]

Ha I tried to backport the whole MR but only this particular one was required ?

[cdce8p]

Ha I tried to backport the whole MR but only this particular one was required ?

We'll need both. I merged #2747 into main, not #2731.