release.yml

name: Build Wheel and Release
on:
  push:
    tags:
      - networkx-*

jobs:
  pypi-publish:
    name: upload release to PyPI
    if: github.repository_owner == 'networkx' && startsWith(github.ref, 'refs/tags/networkx-') && always()
    runs-on: ubuntu-latest
    # Specifying a GitHub environment is optional, but strongly encouraged
    environment: release
    permissions:
      # IMPORTANT: this permission is mandatory for trusted publishing
      id-token: write
      attestations: write
      contents: read
    steps:
      - uses: actions/checkout@v6
        with:
          fetch-depth: 0

      - uses: actions/setup-python@v6
        name: Install Python
        with:
          python-version: "3.11"

      - name: Build wheels
        run: |
          git clean -fxd
          pip install -U .[release]
          python -m build --sdist --wheel

      - name: Verify the distribution
        run: twine check --strict dist/*

      - name: Generate artifact attestation for sdist and wheel
        uses: actions/attest-build-provenance@00014ed6ed5efc5b1ab7f7f34a39eb55d41aa4f8 # v3.1.0
        with:
          subject-path: "dist/networkx-*"

      - name: Publish package distributions to PyPI
        uses: pypa/gh-action-pypi-publish@release/v1