.travis.yml

language: python
python:
  - 3.7
cache:
  directories:
    - $HOME/.cache/pip
    - $HOME/.ccache  # https://github.com/travis-ci/travis-ci/issues/5853

install:
  # The versions of pip and numpy that come pre-installed are often too old and
  # can cause problems. Upgrade them.
  - pip install --upgrade pip numpy
  # Install this package and the packages listed in requirements.txt.
  - pip install .
  # Install extra requirements for running tests and building docs.
  - pip install -r requirements-dev.txt

script:
  - coverage run -m pytest  # Run the tests and check for test coverage.
  - coverage report -m  # Generate test coverage report.
  - codecov  # Upload the report to codecov.
  - flake8  # Enforce code style ('relaxed' line length limit is set in .flake8 config file).
  - make -C docs html  # Build the documentation.