name: CI

on:
  push:
    branches: [ master ]
  pull_request:
    branches: [ master ]

jobs:

  build:

    runs-on: ubuntu-latest
    strategy:
      matrix:
        python-version: [3.8]

    steps:

    - uses: actions/checkout@v2

    - name: Set up Python ${{ matrix.python-version }}
      uses: actions/setup-python@v1
      with:
        python-version: ${{ matrix.python-version }}

    - name: Install tools
      run: |
        pip install black==19.10b0 mypy==0.770 isort==5.1.0 flake8==3.8.3

    - name: Check formatting and run linters
      run: |
        sh check.sh