Continous Integration for python using github actions

CI_example.yaml

name: build and test on [Python 3.6, 3.7, 3.8]

on: push

jobs: 

  build: 
    
    runs-on: ubuntu-latest
    
    strategy: 
      matrix:
        python-version: [3.6, 3.7, 3.8]
    
    steps:
      
      - uses: actions/checkout@v2
      
      - name: Build using Python ${{ matrix.python-version }}
        uses: actions/setup-python@v2
        with:
          python-version: ${{ matrix.python-version }}

      - name: Installing dependencies
        run: |
          python -m pip install pip --upgrade pip
          pip install -r requirements.txt
      
      - name: Running tests
        run: |
          cd tests/
          python -m unittest