Drop Python 3.9 support and fix Python 3.12 compatibility#1890

Draft

bhashemian with Copilot wants to merge 8 commits into

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copilot/fix-build-issues-drop-python-3-9

Commits on Feb 4, 2026

Initial plan
Copilot
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Remove Python 3.9 support from CI workflows and update target versions

Copilot
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bhashemian
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Remove deprecated distutils usage for Python 3.12+ compatibility

Copilot
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bhashemian
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Fix flake8 whitespace issues in docstrings

Copilot
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bhashemian
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Update CVAT plugin runtime to Python 3.10

Copilot
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bhashemian
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Improve strtobool type safety with proper error handling

Copilot
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bhashemian
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Add SimpleITK as explicit dependency to fix CI test failures

Copilot
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bhashemian
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Fix circular import by moving strtobool to standalone module

Copilot
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bhashemian
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