Support Python 3.12

[pfouque]

Proposed changes

Add support and tests for Python 3.12

Types of changes

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• Release (new release request)
• Bugfix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Code style update (PEP8, lint, formatting, renaming, etc)
• Refactoring (no functional changes, no api changes)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Build related changes (build process, tests runner, etc)
• Other (please describe):

Checklist

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• Lint and unit tests pass locally with my changes
• I have added tests that prove my fix is effective or that my feature works

Other information

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the component looks before and after the change.

[codecov]

Codecov Report

All modified lines are covered by tests ✅

Comparison is base (b7a36c7) 77.11% compared to head (1071b3e) 77.11%.

Additional details and impacted files

@@           Coverage Diff           @@
##           master     #839   +/-   ##
=======================================
  Coverage   77.11%   77.11%           
=======================================
  Files         337      337           
  Lines       10262    10262           
  Branches      690      690           
=======================================
  Hits         7914     7914           
  Misses       2192     2192           
  Partials      156      156           

Flag	Coverage Δ
unittests	77.11% <ø> (ø)

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[nijel]

Merged, thanks for your contribution!