sudo: required dist: xenial language: python cache: pip before_install: - if [[ $TRAVIS_PYTHON_VERSION == '3.7-dev' ]]; then sudo add-apt-repository ppa:deadsnakes/ppa -y; fi - if [[ $TRAVIS_PYTHON_VERSION == '3.7-dev' ]]; then sudo sudo apt-get update; fi install: - pip install coverage coveralls flake8 flake8-bugbear mypy - pip install -e . script: - coverage run tests/test_black.py - if [[ $TRAVIS_PYTHON_VERSION == '3.6' ]]; then mypy black.py tests/test_black.py; fi - if [[ $TRAVIS_PYTHON_VERSION == '3.6-dev' ]]; then flake8 black.py tests/test_black.py; fi after_success: - coveralls notifications: on_success: change on_failure: always matrix: include: - python: 3.6 - python: 3.6-dev - python: 3.7-dev