language: python
 python:
   - "3.5"
   - "3.6"
   - "3.7"
   - "3.8"
   - "nightly"  # nightly build

 env:
   global:
     - FREEWVS_ONLINETESTS=1

 install:
   - pip install pycodestyle pyflakes

 script:
   - python3 -m unittest