language: python
dist: xenial # minimal version required for python 3.7 support
python:
  - "2.7"
  - "3.6"
  - "3.7-dev"  # until 3.7 is officially supported by travis this is only (simple) way to test it
  - "nightly"

matrix:
  allow_failures:
    python: "nightly"

cache: pip
before_install:
  - rm -rf dist && python setup.py sdist # prep package distribution
install:
  - pip install dist/*.tar.gz # install dependencies as specified in setup.py
  - pip install -r test_requirements.txt
script:
  - pytest
after_success:
  - coveralls