.travis.yml

language: python

install:
  - pip install tox

script:
  - tox

jobs:
  include:
    - stage: style
      python: "3.5"
      env: TOXENV=pep8
    - stage: unit tests
      python: "2.7"
      env: TOXENV=py27
    - python: "3.5"
      env: TOXENV=py35