python_package_ci.yaml

name: Python Package CI

on:
  push:
    branches: [ main ]
  pull_request:
    branches: [ main ]

jobs:
  build:

    strategy:
      fail-fast: false
      matrix:
        os: [macos-latest, ubuntu-latest]
        python-version: ["3.9", "3.10", "3.11"]
        
    runs-on: ${{ matrix.os }}

    steps:
      - uses: actions/checkout@v3
      - name: Set up Python ${{ matrix.python-version }}
        uses: actions/setup-python@v4
        with:
          python-version: ${{ matrix.python-version }}
      - name: Set up Homebrew
        uses: Homebrew/actions/setup-homebrew@master
      - name: Install PyICU dependencies
        run: |
          brew bundle install --file=Brewfile
          # configure PATH & PKG_CONFIG_PATH as per 
          # https://gitlab.pyicu.org/main/pyicu#installing-pyicu
          echo "/usr/local/opt/icu4c/bin:/usr/local/opt/icu4c/sbin" >> $GITHUB_PATH
          echo "PKG_CONFIG_PATH=$PKG_CONFIG_PATH:/usr/local/opt/icu4c/lib/pkgconfig" >> $GITHUB_ENV
      - name: Install Python dependencies
        run: |
          python3 -m pip install --upgrade pip
          python3 -m pip install pylint pytest pytest-cov
          if [ -f requirements.txt ]; then python3 -m pip install -r requirements.txt; fi
      - name: Lint with pylint
        run: |
          # only report linting, do not fail ci run
          pylint $(git ls-files '*.py') --exit-zero
      - name: Test with pytest
        run: |
          pytest
      - name: Test coverage with pytest-cov
        run: |
          pytest --cov=src