wheels.yml

name: Build and upload to PyPI

on:
  push:
    branches:
      - main
    tags:
      - "v[0-9]+.[0-9]+.[0-9]+*"
  pull_request:
    branches:
      - main

jobs:
  build_sdist:
    name: Build source distribution
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0 # Optional, use if you use setuptools_scm https://stackoverflow.com/a/68959339
          submodules: true # Optional, use if you have submodules

      - name: Set up Python 3.9
        uses: actions/setup-python@v5
        with:
          python-version: 3.9

      - name: Install pypa/build
        run: pip install build

      - name: Build sdist *and* wheel (even though we ignore it) to check we can confirm wheels from source.
        run: USE_CYTHON=1 python -m build

      - uses: actions/upload-artifact@v4
        with:
          path: dist/*.tar.gz

  build_wheels:
    needs: build_sdist
    name: Build wheels on ${{ matrix.os }}
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [ubuntu-latest, windows-latest, macos-13, macos-14]
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0 # Optional, use if you use setuptools_scm https://stackoverflow.com/a/68959339
          submodules: true # Optional, use if you have submodules
      - name: Build wheels
        uses: pypa/cibuildwheel@v2.17.0
      - uses: actions/upload-artifact@v4
        with:
          name: cibw-wheels-${{ matrix.os }}-${{ strategy.job-index }}
          path: ./wheelhouse/*.whl

  create_release:
    needs: build_wheels
    runs-on: ubuntu-latest
    if: github.event_name == 'push' && startsWith(github.event.ref, 'refs/tags/v')
    steps:
      - uses: actions/download-artifact@v4
        with:
          name: artifact
          path: dist

      - name: Release
        uses: softprops/action-gh-release@v2.0.4
        with:
          files: dist/*

  upload_pypi:
    needs: build_wheels
    runs-on: ubuntu-latest
    if: github.event_name == 'push' && startsWith(github.event.ref, 'refs/tags/v')
    steps:
      - uses: actions/download-artifact@v4
        with:
          name: artifact
          path: dist
      - uses: pypa/gh-action-pypi-publish@v1.8.14
        with:
          user: __token__
          password: ${{ secrets.test_pypi_password }}
          repository_url: https://test.pypi.org/legacy/
      - uses: pypa/gh-action-pypi-publish@v1.8.14
        with:
          user: __token__
          password: ${{ secrets.pypi_password }}