language: python
matrix:
#    allow_failures:
#        - os: osx
    include:
#        - os: osx
#          language: generic
        - os: linux
          sudo: required
          python: 3.4
        - os: linux
          sudo: required
          python: 3.5
        - os: linux
          sudo: required
          python: 3.6        
        - os: linux
          sudo: required
          python: 2.7
before_install:
  - ./.travis/before_install.sh
before_script: # configure a headless display to test plot generation
  - "export DISPLAY=:99.0"
  - "sh -e /etc/init.d/xvfb start"
  - sleep 3 # give xvfb some time to start
# command to install dependencies
install:
  - pip install -r requirements.txt
  - pip install flake8 pytest "pytest-cov<2.6"
  - pip install .
# command to run tests + check syntax style
script:
  - python setup.py develop
  - flake8 examples/ ot/ test/
  - python -m pytest -v test/ --cov=ot
  # - py.test ot test