Add support for Python 3.14#7149

Draft

gmarciani wants to merge 12 commits intoaws:developfrom

gmarciani:wip/mgiacomo/3150/python314-1211-1

Commits on Dec 12, 2025

[CodeStyle] Make tox autoformat able to fix findings from flake8
gmarciani
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[CodeStyle] Ignore flake8 rule D209 'equires multi-line docstring closing quotes on separate line' which is a minor and also conflicts with black formatting.
gmarciani
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[Test] Fix unit test covering CLI/API helpers so that it can handle Python 3.13+ argparse help text format changes.
gmarciani
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[BatchCLI] Replace pipes module with shlex to support Python 3.13+, where pipes was removed.
gmarciani
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[Test] Generalize argparse help text normalization for multiple Python versions.
gmarciani
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[CodeStyle] Address linter issues.
gmarciani
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SQUASH [Test] Generalize argparse help text normalization for multiple Python versions.
gmarciani
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