GH-49102: [CI] Add type checking infrastructure and CI workflow for type annotations#48618

Merged

rok merged 31 commits intoapache:mainfrom

rok:pyarrow-stubs-pr1-infrastructure

Feb 9, 2026

Commits on Feb 9, 2026

Add GitHub Actions workflow for type checking (mypy, pyright, ty). Add script for including docstrings into stubfiles before building wheels.
rok
committed
Update ci/scripts/python_test_type_annotations.sh
rok
committed
Apply suggestion from @raulcd

rok
and
raulcd
committed
review feedback
rok
committed
include dev/update_stub_docstrings.py
rok
committed
Use PYARROW_TEST_ANNOTATIONS in windows build, disable wheel docstring check
rok
committed
work on dev/update_stub_docstrings.py
rok
committed
further work on dev/update_stub_docstrings.py
rok
committed
lint
rok
committed
add click for docstring population
rok
committed
Remove dependencies on click and griffe
rok
committed
fix import paths
rok
committed
add PYARROW_TEST_ANNOTATIONS to AMD64 Windows 2022 Python 3.13
rok
committed
move check to pre-commit
rok
committed
change pre-commit, add note
rok
committed
change pre-commit script
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committed
Revert from pre-commit to ci/scripts/python_test_type_annotations.sh
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committed
Apply suggestions from code review

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kou
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apply review suggestion
rok
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fix shellcheck
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Try single build
rok
committed
lint
rok
committed
review feedback
rok
committed
reintroduce pythonVersion = 3.10
rok
committed
revert change
rok
committed
post rebase fix
rok
committed
--no-build-isolation bypasses pyproject.toml's build requirements
rok
committed
libcs added
rok
committed
Added DYLD_LIBRARY_PATH export to python_build.sh
rok
committed
Remove some sys.path hackery
rok
committed
trigger CI
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committed

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GH-49102: [CI] Add type checking infrastructure and CI workflow for type annotations#48618

GH-49102: [CI] Add type checking infrastructure and CI workflow for type annotations#48618
rok merged 31 commits intoapache:mainfrom
rok:pyarrow-stubs-pr1-infrastructure

Commits on Feb 9, 2026

Add GitHub Actions workflow for type checking (mypy, pyright, ty). Add script for including docstrings into stubfiles before building wheels.

Update ci/scripts/python_test_type_annotations.sh

Apply suggestion from @raulcd

review feedback

include dev/update_stub_docstrings.py

Use PYARROW_TEST_ANNOTATIONS in windows build, disable wheel docstring check

work on dev/update_stub_docstrings.py

further work on dev/update_stub_docstrings.py

lint

add click for docstring population

Remove dependencies on click and griffe

fix import paths

add PYARROW_TEST_ANNOTATIONS to AMD64 Windows 2022 Python 3.13

move check to pre-commit

change pre-commit, add note

change pre-commit script

Revert from pre-commit to ci/scripts/python_test_type_annotations.sh

Apply suggestions from code review

apply review suggestion

fix shellcheck

Try single build

lint

review feedback

reintroduce pythonVersion = 3.10

revert change

post rebase fix

--no-build-isolation bypasses pyproject.toml's build requirements

libcs added

Added DYLD_LIBRARY_PATH export to python_build.sh

Remove some sys.path hackery

trigger CI