build_and_publish_to_test_pypi.yml

# Refer to the following link for help
# https://packaging.python.org/en/latest/guides/publishing-package-distribution-releases-using-github-actions-ci-cd-workflows/

name: TestPyPI Distributions
concurrency: build_and_publish_to_test_pypi
on:
  push:
    branches: [ main ]

jobs:
  check-source-changes:
    runs-on: ubuntu-latest
    outputs:
      run_job: ${{ steps.changed-files.outputs.any_changed }}
    steps:
      - name: Checkout Sourcecode
        uses: actions/checkout@v4

      - name: Check for changes in setup.py/cfg
        id: changed-files
        uses: tj-actions/changed-files@v45.0.5
        with:
          files: |
            setup.py
            setup.cfg

  build-n-publish-test-pypi:
    name: Build and Publish To Test PyPi
    runs-on: ubuntu-latest
    needs: check-source-changes
    if: needs.check-source-changes.outputs.run_job == 'true'

    steps:
      - uses: actions/checkout@v4
      - name: Set up Python 3.10
        uses: actions/setup-python@v5
        with:
          python-version: "3.10"
      
      - name: Install pypa/build
        run: >-
          python -m
          pip install
          build
          --user
    
      - name: Build a binary wheel and a source tarball
        run: >-
          python -m
          build
          --sdist
          --wheel
          --outdir dist/
          .
      
      - name: Publish distribution 📦 to Test PyPI
        uses: pypa/gh-action-pypi-publish@release/v1.6
        with:
          skip_existing: true
          print_hash: true
          password: ${{ secrets.TEST_PYPI_API_TOKEN }}
          repository_url: https://test.pypi.org/legacy/