py-dead-code.yml

---
name: "Python Find Dead Code"

on: [pull_request]

jobs:
  lint:
    name: "Find Dead Code"
    runs-on: ubuntu-latest
    steps:
      - name: "Checkout code"
        uses: actions/checkout@v3

      - run: |
          echo "package=$(ls -F | grep \/$ | grep -v "bin\|examples\|tests" | sed -n "s/\///g;1p")" >> $GITHUB_ENV

      - name: "Set up Python"
        uses: actions/setup-python@v4
        with:
          python-version: '3.9'

      - name: "Cache pip"
        uses: actions/cache@v3
        with:
          # This path is specific to Ubuntu
          path: ~/.cache/pip
          # Look to see if there is a cache hit for the corresponding requirements file
          key: ${{ runner.os }}-pip-${{ hashFiles('requirements*.txt') }}
          restore-keys: |
            ${{ runner.os }}-pip-
            ${{ runner.os }}-

      - name: "Install dependencies"
        run: |
          python -m pip install --upgrade pip
          if [ -f requirements-test.txt ]; then
            bin/install_requirements requirements-test.txt "${{ secrets.ADMIN_GITHUB_TOKEN }}"
          elif [ -f requirements-dev.txt ]; then
            bin/install_requirements requirements-dev.txt "${{ secrets.ADMIN_GITHUB_TOKEN }}"
          elif [ -f requirements.txt ]; then
            bin/install_requirements requirements.txt "${{ secrets.ADMIN_GITHUB_TOKEN }}"
          fi
          pip install flake8-eradicate

          if [ -d custom_components ]; then
            echo '"""Stub."""' >custom_components/__init__.py
          fi

      - name: "Lint with flake8 & mypy"
        run: |
          flake8 ${{ env.package }} tests
          mypy --warn-unreachable ${{ env.package }} tests