language: python
python:
  - "2.7"
  - "3.3"
  - "3.4"
  - "3.5"
  - "3.6"
  - "3.6-dev"
  - "3.7-dev"
  - "nightly"
install:
  - pip install -r requirements.txt
  - pip install -r tests/requirements.txt
before_script: flake8
script: pytest
sudo: required
after_success:
  coveralls