publish-to-pypi.yml

# adapted from https://packaging.python.org/guides/publishing-package-distribution-releases-using-github-actions-ci-cd-workflows/

name: Publish Python distributions to PyPI

on:
  push:
    branches:
      - 'long_lived/**'
      - main
      - 'release/**'
    tags:
        - '**'
  pull_request:
    branches:
      - '**'

permissions:
  contents: read
  id-token: write

jobs:
  build-n-publish:
    name: Build and publish Python distributions to PyPI
    runs-on: ubuntu-20.04

    steps:
    - uses: actions/checkout@v4
      with:
        fetch-depth: 0

    - run: |
        git fetch origin +refs/tags/*:refs/tags/*

    - name: Set up Python 3.10
      uses: actions/setup-python@v5
      with:
        python-version: '3.10'

    - name: Build a binary wheel and a source tarball 
      run: |
        python -m venv venv
        source venv/bin/activate
        python -m pip install --upgrade pip
        pip install build
        python -m build --outdir dist .

    - name: Upload artifacts
      uses: actions/upload-artifact@v4
      with:
        name: dist
        path: ./dist

    - name: Publish distribution to PyPI
      if: startsWith(github.event.ref, 'refs/tags')
      uses: pypa/gh-action-pypi-publish@release/v1
      with:
        packages-dir: dist/
        skip-existing: true