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# Workflow to run mypy on select parts of the CPython repo |
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name: mypy |
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on: |
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push: |
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branches: |
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- main |
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pull_request: |
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paths: |
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- ".github/workflows/mypy.yml" |
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- "Lib/_colorize.py" |
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- "Lib/_pyrepl/**" |
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- "Lib/test/libregrtest/**" |
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- "Lib/tomllib/**" |
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- "Misc/mypy/**" |
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- "Tools/build/check_extension_modules.py" |
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- "Tools/build/check_warnings.py" |
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- "Tools/build/compute-changes.py" |
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- "Tools/build/consts_getter.py" |
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- "Tools/build/deepfreeze.py" |
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- "Tools/build/generate-build-details.py" |
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- "Tools/build/generate_levenshtein_examples.py" |
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- "Tools/build/generate_sbom.py" |
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- "Tools/build/generate_stdlib_module_names.py" |
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- "Tools/build/mypy.ini" |
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- "Tools/build/umarshal.py" |
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- "Tools/build/update_file.py" |
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- "Tools/build/verify_ensurepip_wheels.py" |
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- "Tools/cases_generator/**" |
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- "Tools/check-c-api-docs/**" |
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- "Tools/clinic/**" |
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- "Tools/jit/**" |
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- "Tools/peg_generator/**" |
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- "Tools/requirements-dev.txt" |
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workflow_dispatch: |
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permissions: |
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contents: read |
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env: |
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PIP_DISABLE_PIP_VERSION_CHECK: 1 |
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FORCE_COLOR: 1 |
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TERM: xterm-256color # needed for FORCE_COLOR to work on mypy on Ubuntu, see https://github.com/python/mypy/issues/13817 |
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concurrency: |
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group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }} |
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cancel-in-progress: true |
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jobs: |
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mypy: |
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name: Run mypy on ${{ matrix.target }} |
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runs-on: ubuntu-latest |
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timeout-minutes: 10 |
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strategy: |
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fail-fast: false |
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matrix: |
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target: [ |
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"Lib/_pyrepl", |
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"Lib/test/libregrtest", |
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"Lib/tomllib", |
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"Tools/build", |
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"Tools/cases_generator", |
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"Tools/check-c-api-docs", |
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"Tools/clinic", |
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"Tools/jit", |
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"Tools/peg_generator", |
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] |
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steps: |
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- uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0 |
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with: |
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persist-credentials: false |
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- uses: astral-sh/setup-uv@08807647e7069bb48b6ef5acd8ec9567f424441b # v8.1.0 |
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with: |
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python-version: "3.15" |
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activate-environment: true |
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cache-dependency-glob: Tools/requirements-dev.txt |
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- run: uv pip install -r Tools/requirements-dev.txt |
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- run: python3 Misc/mypy/make_symlinks.py --symlink |
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- run: mypy --num-workers 4 --config-file ${{ matrix.target }}/mypy.ini |
