build-wheels.yml

name: Build wheels

on:
  push:
    branches: [ develop ]
  pull_request:
    branches: [ develop ]
  schedule:
    - cron: '0 0 * * sun,wed'

jobs:

  linters:
    uses: ./.github/workflows/linters.yml

  build_wheels:
    needs: linters
    name: Build ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    defaults:
      run:
        shell: bash
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-20.04, windows-2019, macos-12]
    steps:

      - name: Checkout
        uses: actions/checkout@v4

      - name: Set up QEMU
        if: runner.os == 'Linux'
        uses: docker/setup-qemu-action@v3
        with:
          platforms: all

      - name: Build wheels
        uses: pypa/cibuildwheel@v2.18.1
        env:
          CIBW_ARCHS_LINUX: x86_64 aarch64
          CIBW_ARCHS_MACOS: x86_64 arm64
          CIBW_ARCHS_WINDOWS: AMD64 x86
          CIBW_SKIP: pp* cp36-* cp37-* *-win32 *_i686 *-musllinux_*
          CIBW_TEST_COMMAND: pytest -rfxEXs --durations=20 --disable-warnings --showlocals --pyargs gensim
          CIBW_TEST_REQUIRES: pytest testfixtures mock
          CIBW_TEST_SKIP: cp38* cp39* cp310* cp311* *_aarch64 *_arm64 *_universal2
          CIBW_BUILD_VERBOSITY: 3

      - name: Upload wheels as artifacts
        if: always()
        uses: actions/upload-artifact@v4
        with:
          name: wheels-${{ matrix.os }}
          path: wheelhouse/*.whl

  test:
    name: Test ${{ matrix.os }} Py${{ matrix.python }}
    needs: build_wheels
    strategy:
      fail-fast: false
      matrix:
        include:
          - {python: '3.8', os: macos-12}
          - {python: '3.9', os: macos-12}
          - {python: '3.10', os: macos-12}
          - {python: '3.11', os: macos-12}
          - {python: '3.12', os: macos-12}

          - {python: '3.8', os: ubuntu-20.04}
          - {python: '3.9', os: ubuntu-20.04}
          - {python: '3.10', os: ubuntu-20.04}
          - {python: '3.11', os: ubuntu-20.04}
          - {python: '3.12', os: ubuntu-20.04}

          - {python: '3.8', os: windows-2019}
          - {python: '3.9', os: windows-2019}

          - {python: '3.10', os: windows-2019}
          - {python: '3.11', os: windows-2019}
          - {python: '3.12', os: windows-2019}

    runs-on: ${{ matrix.os }}
    steps:
      - name: Setup up Python ${{ matrix.python }}
        uses: actions/setup-python@v5
        with:
          python-version: ${{ matrix.python }}

      - name: Downloads build artifacts
        uses: actions/download-artifact@v4
        with:
          path: artifacts/

      #
      # We want to make sure our wheels run against older Numpy versions
      #
      - name: Install oldest-supported-numpy
        run: python -m pip install oldest-supported-numpy

      #
      # We know that the Windows Py3.10 wheels are broken: they won't work
      # with older numpy versions.  We still want to test the wheel somehow,
      # so we use a newer numpy version.
      #
      # https://github.com/RaRe-Technologies/gensim/issues/3489
      #
      - name: Install newest numpy (windows py3.10 only)
        if: ${{ (matrix.os == 'windows-2019') && (matrix.python == '3.10') }}
        run: |
          python -m pip uninstall --yes oldest-supported-numpy
          python -m pip install --upgrade numpy

      #
      # Avoid checking out the entire gensim repo to get just one file
      #
      - name: Download installwheel.py
        run: curl "https://raw.githubusercontent.com/RaRe-Technologies/gensim/develop/.github/workflows/installwheel.py" --output installwheel.py --silent

      - name: Install wheel
        run: python installwheel.py artifacts/wheels-${{ matrix.os }}

      - name: Debug test environment
        run: |
          pip freeze
          python -c 'import numpy;print(numpy.__file__)'
          python -c 'import numpy;print(numpy.__version__)'

      #
      # If the wheel was incorrectly built, then this will fail.
      # https://github.com/RaRe-Technologies/gensim/issues/3097
      #
      - name: Test wheel
        run: python -c 'import gensim'

  upload:
    name: Upload to S3
    if: always()
    needs: build_wheels
    runs-on: ubuntu-latest
    steps:
      - run: python -m pip install awscli boto3

      - name: Downloads build artifacts
        uses: actions/download-artifact@v4
        with:
          path: artifacts/

      - name: Check files
        run: tree artifacts/

      #
      # Avoid checking out the entire gensim repo to get just one file
      #
      - name: Download installwheel.py
        run: curl "https://raw.githubusercontent.com/RaRe-Technologies/gensim/develop/.github/workflows/update_index.py" --output update_index.py --silent

      - name: Upload wheels to s3:https://gensim-wheels
        #
        # Only do this if the credentials are set.
        # This means that PRs will still build wheels, but not upload them.
        # (PRs do not have access to secrets).
        #
        if: ${{ env.AWS_ACCESS_KEY_ID && env.AWS_SECRET_ACCESS_KEY }}
        run: |
          find artifacts/ -name '*.whl' -print -exec aws s3 cp --no-progress {} s3:https://gensim-wheels/ \;
          python update_index.py gensim-wheels "" > index.html
          aws s3 cp --no-progress index.html s3:https://gensim-wheels/index.html
        env:
          AWS_REGION: us-east-1
          AWS_ACCESS_KEY_ID: ${{ secrets.AWS_ACCESS_KEY_ID }}
          AWS_SECRET_ACCESS_KEY: ${{ secrets.AWS_SECRET_ACCESS_KEY }}