publish.yaml

name: Publish PyPi package

on:
  workflow_run:
    workflows: ["Release Workflow"]
    types:
      - completed
  workflow_dispatch:

jobs:
  build-and-publish:
    name: Build and publish PyPi package
    runs-on: ubuntu-latest
    if: ${{ github.event.workflow_run.conclusion == 'success' }}
    permissions:
      packages: write
      contents: read
    steps:
      - name: Check out the repo
        uses: actions/checkout@v4

      - name: Fetch tags
        run: git fetch --depth=1 --tags

      - name: Get latest tag or set default
        id: latest_tag
        run: |
          TAG=$(git tag -l --sort=-v:refname | grep -E '^[0-9]+\.[0-9]+\.[0-9]+$' | head -n 1)
          if [ -z "$TAG" ]; then
            TAG="latest"
          fi
          echo "::set-output name=tag::$TAG"

      - name: Set up Python
        uses: actions/setup-python@v2
        with:
          python-version: '3.9'

      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          pip install setuptools wheel twine toml build

      - name: Update pyproject.toml
        run: |
          python -c "\
          import toml; \
          pyproject = toml.load('pyproject.toml'); \
          pyproject['project']['version'] = '${{ steps.latest_tag.outputs.tag }}'; \
          toml.dump(pyproject, open('pyproject.toml', 'w'))"

      - name: Build and publish
        env:
          TWINE_USERNAME: __token__
          TWINE_PASSWORD: ${{ secrets.PYPI_API_TOKEN }}
        run: |
          python -m build
          twine upload dist/*