.travis.yml

sudo: required
dist: trusty
language: python
matrix:
    include:
        - python: 2.7
        - python: 3.4
notifications:
    email: false
before_install:
  # To avoid matplotlib error about X11:
  # 'no display name and no $DISPLAY environment variable'
  # source: http://docs.travis-ci.com/user/gui-and-headless-browsers/#Starting-a-Web-Server
  - "export DISPLAY=:99.0"
  - "sh -e /etc/init.d/xvfb start"
install:
  # source: http://conda.pydata.org/docs/travis.html
  # We do this conditionally because it saves us some downloading if the
  # version is the same.
  - if [[ "$TRAVIS_PYTHON_VERSION" == "2.7" ]]; then
      wget https://repo.continuum.io/miniconda/Miniconda-latest-Linux-x86_64.sh -O miniconda.sh;
    else
      wget https://repo.continuum.io/miniconda/Miniconda3-latest-Linux-x86_64.sh -O miniconda.sh;
    fi
  - bash miniconda.sh -b -p $HOME/miniconda
  - export PATH="$HOME/miniconda/bin:$PATH"
  - hash -r
  - conda config --set always_yes yes --set changeps1 no
  - conda update -q conda
  # Useful for debugging any issues with conda
  - conda info -a

  - conda create -q -n test-environment python=$TRAVIS_PYTHON_VERSION numpy pytest
  - source activate test-environment
  - pip install pep8 pytest-pep8 pytest-xdist
  - pip install python-coveralls pytest-cov
  - pip install keras
  - pip install matplotlib seaborn scipy
  - pip install networkx==1.9.1 observations sklearn
  - pip install tensorflow==1.5.0
  - pip install pystan
  - pip install nbformat nbconvert jupyter_client jupyter
  - python setup.py install
script:
  # Convert and preprocess Jupyter notebooks to Python files for PEP8.
  - for file in notebooks/*.ipynb; do
      if [ "$file" != "notebooks/iclr2017.ipynb" ]; then
        jupyter nbconvert --template=tests/data/strip_markdown.tpl --to python --stdout $file | grep -v '^get_ipython' | sed '$d' > ${file%.*}.py;
      fi
    done;
  - PYTHONPATH=$PWD:$PYTHONPATH pytest --cov=edward --pep8;

after_success:
  - coveralls