language: python
sudo: false
python:
  - "2.7"
  - "3.6"
  - "3.7"
install:
  - pip install -r requirements.txt
script:
  - nosetests -v 
language: python
dist: xenial
sudo: false
python:
  - "3.6"
  - "3.7"
install:
  - pip install -r requirements.txt
script:
  - nosetests -v 
Add support for 3.7, remove support for 2.7
Add support for 3.7, remove support for 2.7
