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"

    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: Create and Activate Virtual Environment
        run: |
          python3 -m venv venv
          source venv/bin/activate

      - 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 "/opt/homebrew/opt/icu4c/bin:/opt/homebrew/opt/icu4c/sbin:$PATH" >> $GITHUB_PATH
          echo "PKG_CONFIG_PATH=$PKG_CONFIG_PATH:/opt/homebrew/opt/icu4c/lib/pkgconfig" >> $GITHUB_ENV

      - name: Install Python Dependencies
        run: |
          python -m pip install --upgrade pip
          pip install pylint pytest pytest-cov
          if [ -f requirements.txt ]; then 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