language: python
sudo: false
python:
  - "2.7"
  - "3.5"
  - "3.6"
# Enable 3.7 without globally enabling sudo and dist: xenial for other build jobs
matrix:
  include:
    - python: 3.7
      dist: xenial
      sudo: true
before_install:
  - pip install -U pip
install:
  - python setup.py install
  - pip install -r requirements_dev.txt
  - git diff --name-only $TRAVIS_COMMIT_RANGE | xargs pre-commit run --files
script:
  - tox