build_and_publish.yml

name: Build and Publish Python distributions to TestPyPI and PyPI 

on: push

jobs:
  build-n-publish:
    name: Build and Publish Python distributions to TestPyPI and PyPI 
    runs-on: ubuntu-18.04
    steps:
    - uses: actions/checkout@master
    - name: Set up Python 3.7
      uses: actions/setup-python@v1
      with:
        python-version: 3.7
    - name: Install pypa/build
      run: >-
        python -m
        pip install
        build
        --user
    - name: Install dependencies
      run: |
        python3 -m pip install --upgrade pip
        python3 -m pip install build twine
        
    - name: Build package
      run: python3 -m build

    - name: Upload to TestPyPI
      run: python3 -m twine upload --repository-url https://test.pypi.org/legacy/ --skip-existing dist/*
      env:
        TWINE_USERNAME: __token__
        TWINE_PASSWORD: ${{ secrets.TEST_PYPI_API_TOKEN }}

    - name: Upload to PyPI
      if: startsWith(github.ref, 'refs/tags')
      run: python3 -m twine upload --skip-existing dist/*
      env:
        TWINE_USERNAME: __token__
        TWINE_PASSWORD: ${{ secrets.PYPI_API_TOKEN }}