build.yml

# Builds on all branches & PRs
# Deploys to PyPi on new tags.
name: Build, test and publish

on: [push, pull_request]

jobs:
  build:
    runs-on: ubuntu-latest
    name: Build the Python wheel
    steps:
      # For tags we assume the version in setup.py is correct!
      - name: Checkout
        uses: actions/checkout@v4
        with:
          submodules: 'recursive'
      - name: Rewrite version for dev if not tag
        if: "!startsWith(github.ref, 'refs/tags/')"
        run: |
          perl -i -pe "s/__version__\s*=\s*'(.*?)(\.rc.*|\.a.*|\.post.*)?'/__version__='\1.dev0+${GITHUB_SHA::8}'/" setup.py
      - name: Note version
        run: |
          echo "PACKAGE_VERSION=$(python3 -- ./setup.py --version)" >> $GITHUB_ENV
      - name: Set up Python 3.8
        uses: actions/setup-python@v4
        with:
          python-version: 3.8
      - name: Upgrade pip
        run: |
          python -m pip install --upgrade pip
      - name: Build Python wheels
        uses: RalfG/python-wheels-manylinux-build@v0.3.4-manylinux2010_x86_64
        with:
          python-versions: 'cp36-cp36m cp37-cp37m cp38-cp38 cp39-cp39 cp310-cp310'
      - name: Upload wheels
        uses: actions/upload-artifact@v3
        with:
          name: wheels
          path: dist/*.whl
  deploy:
    if: startsWith(github.ref, 'refs/tags/')
    needs: build
    runs-on: ubuntu-latest
    name: Deploy wheels to PyPI
    steps:
      - name: Download wheels
        uses: actions/download-artifact@v3
        with:
          name: wheels
      - name: Set up Python 3.8
        uses: actions/setup-python@v4
        with:
          python-version: 3.8
      - name: Upgrade pip
        run: |
          python -m pip install --upgrade pip
          pip install twine
      - name: Publish wheels to PyPI
        env:
          TWINE_USERNAME: ${{ secrets.TWINE_USR }}
          TWINE_PASSWORD: ${{ secrets.TWINE_PSW }}
        run: |
          twine upload *.whl