language: python
python:
  - "3.5"
  - "3.6"
  - "3.7"
  - "3.8"  # 3.8 development branch
  - "3.8-dev"  # 3.8 development branch
  - "nightly"  # nightly build
install:
  - pip install -r requirements-build.txt -r requirements-runtime.txt
script:
  - python -m unittest discover -s tests