.travis.yml

language: python            # this works for Linux but is an error on macOS or Windows
matrix:
  include:
    - name: "Python 3.7.1 on Xenial Linux"
      python: 3.7           # this works for Linux but is ignored on macOS or Windows
      dist: xenial          # required for Python >= 3.7
      script: bash run_tests.sh
    - name: "Python 3.7.3 on Windows "
      os: windows           # Windows 10.0.17134 N/A Build 17134
      language: shell       # 'language: python' is an error on Travis CI Windows
      before_install:
        - choco install python3 --version 3.7.3
        - pip install virtualenv
        - virtualenv $HOME/venv
        - source $HOME/venv/Scripts/activate
        - pip install -r requirements.txt
      env: PATH=/c/Python37:/c/Python37/Scripts:$PATH
      script: nose2 tests --plugin nose2.plugins.junitxml --config myconfig.cfg