python-release.yml

name: python-release

on:
  push:
    tags:
      - 'v[0-9]+.[0-9]+.[0-9]+'

jobs:
  validate-release-tag:
    name: Validate git tag
    runs-on: ubuntu-latest
    if: startsWith(github.ref, 'refs/tags/v')
    steps:
      - uses: actions/checkout@v4
      - name: compare git tag with cargo metadata
        run: |
          PUSHED_TAG=${GITHUB_REF##*/}
          CURR_VER=$( grep version python/Cargo.toml | head -n 1 | awk '{print $3}' | tr -d '"' )
          if [[ "${PUSHED_TAG}" != "v${CURR_VER}" ]]; then
            echo "Cargo metadata has version set to ${CURR_VER}, but got pushed tag ${PUSHED_TAG}."
            exit 1
          fi

  linux:
    runs-on: ubuntu-latest
    strategy:
      matrix:
        target: [x86_64, aarch64]
    steps:
      - uses: actions/checkout@v4
      - name: Build wheels
        uses: PyO3/maturin-action@v1
        with:
          target: ${{ matrix.target }}
          args: --release --out dist --find-interpreter --manifest-path python/Cargo.toml
          sccache: 'true'
          manylinux: auto
      - name: Upload wheels
        uses: actions/upload-artifact@v4
        with:
          name: wheels-linux-${{ matrix.target }}
          path: dist

  macos:
    runs-on: macos-latest
    strategy:
      matrix:
        target: [x86_64, aarch64]
    steps:
      - uses: actions/checkout@v4
      - name: Build wheels
        uses: PyO3/maturin-action@v1
        with:
          target: ${{ matrix.target }}
          args: --release --out dist --find-interpreter --manifest-path python/Cargo.toml
          sccache: 'true'
      - name: Upload wheels
        uses: actions/upload-artifact@v4
        with:
          name: wheels-macos-${{ matrix.target }}
          path: dist

  sdist:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v4
      - name: Build sdist
        uses: PyO3/maturin-action@v1
        with:
          command: sdist
          args: --out dist --manifest-path python/Cargo.toml
      - name: Upload sdist
        uses: actions/upload-artifact@v4
        with:
          name: wheels-sdist
          path: dist

  release:
    name: Release
    runs-on: ubuntu-latest
    if: startsWith(github.ref, 'refs/tags/v')
    needs: [linux, macos, sdist]
    steps:
      - uses: actions/download-artifact@v4
        with:
          path: wheels
          pattern: wheels-*
          merge-multiple: true
      - name: Publish to PyPI
        uses: PyO3/maturin-action@v1
        env:
          MATURIN_PYPI_TOKEN: ${{ secrets.PYPI_API_TOKEN }}
        with:
          command: upload
          args: --skip-existing wheels/*