publish.yml

name: Publish Python 🐍 distributions 📦 to PyPI

on:
  push:
    branches:
      - main

jobs:
  pypi-publish:
    name: upload release to PyPI
    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
      contents: read
    steps:
      - uses: actions/checkout@v4
        with:
          fetch-depth: 0
      # retrieve your distributions here
      - name: Set up Python
        uses: actions/setup-python@v5
        with:
          python-version: '3.10'
      - name: Install dependencies
        run: |
          python -m pip install --upgrade pip
          python -m pip install setuptools wheel twine build setuptools-scm
      - name: Get changed files
        id: changed-files
        uses: tj-actions/changed-files@v44
      - name: Check for VERSION file change
        id: version_changed
        env:
          ALL_CHANGED_FILES: ${{ steps.changed-files.outputs.all_changed_files }}
        run: |
          echo "changed=false" >> $GITHUB_ENV
          if echo "${ALL_CHANGED_FILES}" | grep -q 'VERSION'; then
            echo "changed=true" >> $GITHUB_ENV
          fi
      - name: Build
        if: env.changed == 'true'
        run: |
          python -m build
      - name: Publish package distributions to PyPI
        if: env.changed == 'true'
        uses: pypa/gh-action-pypi-publish@release/v1