.github/workflows/main.yml

# This is a basic workflow to help you get started with Actions

name: MLGO CI

on: [push, repository_dispatch]

jobs:
  LicenseCheck:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - run: ./check-license.sh
  Envvars:
    runs-on: ubuntu-latest
    outputs:
      version_matrix: ${{ steps.set-output.outputs.version_matrix }}
      do_cache: ${{ steps.set-output.outputs.do_cache }}
    steps:
      - id: set-output
        run: |
          if [ -z $ACT ]
          then 
            _ver="['3.8', '3.9', '3.10']"
            _cache="1"
          else 
            # 3.8 instead of '3.8' to make github act work.
            _ver="[3.8]"
            _cache="0"
          fi
          echo "::set-output name=version_matrix::$_ver"
          echo "::set-output name=do_cache::$_cache"
  Checks:
    runs-on: ubuntu-latest
    needs: [Envvars]
    strategy:
      matrix:
        python-version: ${{ fromJSON(needs.Envvars.outputs.version_matrix) }}
        task: [Typecheck, Lint, Yapf, Test]
        include:
          - task: Typecheck
            cmd: pytype -j auto .
          - task: Lint
            cmd: pylint --rcfile .pylintrc --recursive yes .
          - task: Yapf
            cmd: yapf . -drp
          - task: Test
            cmd: pytest
    steps:
      - uses: actions/checkout@v3
      - name: Install Python With Cached pip Packages
        if: needs.Envvars.outputs.do_cache == '1'
        uses: actions/setup-python@v3
        with:
          python-version: ${{ matrix.python-version }}
          cache: 'pip'
          cache-dependency-path: '**/requirements*.txt'
      - name: Install Python, no cache
        if: needs.Envvars.outputs.do_cache == '0'
        uses: actions/setup-python@v3
        with:
          python-version: ${{ matrix.python-version }}
      - run: pip install -r requirements-ci.txt -q
      - name: ${{ matrix.task }}
        run: ${{ matrix.cmd }}