release.yml

name: Build sdist and wheels

on:
  workflow_dispatch:
    inputs:
      upload_to_pypi:
        description: "Upload to PyPI? Y/[N]"
        default: "N"

jobs:
  build_sdist:
    name: Build sdist
    runs-on: ubuntu-20.04
    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-python@v5
        name: Install Python
        with:
          # Python 3.8 is the oldest version supported by build
          python-version: "3.8"

      - name: Install pip build
        run: |
          python -m pip install "build"

      - name: Build sdist tarball
        shell: bash
        run: |
          python -m build --sdist .

      - uses: actions/upload-artifact@v4
        with:
          name: sdist
          path: |
            dist/*.tar.gz
          if-no-files-found: error

  build_generic_wheel:
    name: Build generic wheel (without speedups)
    runs-on: ubuntu-20.04
    env:
      # Build a wheel without speedups that can run on pure Python
      GENSHI_BUILD_SPEEDUP: 0
    steps:
      - uses: actions/checkout@v4

      - uses: actions/setup-python@v5
        name: Install Python
        with:
          # Python 3.8 is the oldest version supported by build
          python-version: "3.8"

      - name: Install pip build
        run: |
          python -m pip install "build"

      - name: Build wheel
        shell: bash
        run: |
          python -m build --wheel .

      - uses: actions/upload-artifact@v4
        with:
          name: wheels
          path: |
            dist/*.whl
          if-no-files-found: error

  deploy:
    name: "Upload to PyPI if selected"
    if: github.event.inputs.upload_to_pypi == 'Y'
    needs: [build_sdist, build_generic_wheel]
    runs-on: ubuntu-latest
    env:
      TWINE_USERNAME: __token__
      TWINE_PASSWORD: ${{ secrets.PYPI_TOKEN }}
      TWINE_NON_INTERACTIVE: 1
      TWINE_REPOSITORY: pypi

    steps:
      - name: Download build artifacts to local runner
        uses: actions/download-artifact@v4

      - uses: actions/setup-python@v5
        name: Install Python
        with:
          python-version: "3.10"

      - name: Install twine
        run: |
          python -m pip install "twine"

      - name: Upload sdist and wheel to PyPI
        run: |
          python -m twine upload --verbose wheels/*.whl sdist/*.tar.gz