dist: trusty
sudo: false
cache: pip
language: python
python:
  - "2.7"
  - "3.2"
  - "3.3"
  - "3.4"
  - "3.5"
  - "pypy"
  - "pypy3"
install:
  - pip install coveralls pytest-cov
  - if [[ $TRAVIS_PYTHON_VERSION == 3* ]]; then pip3 install mypy; fi
script:
  - py.test --cov-branch --cov=. --cov-report=term-missing
  - if [[ $TRAVIS_PYTHON_VERSION == 3* ]]; then mypy --py2 --strict-optional --ignore-missing-imports ./*.py; fi
  - if [[ $TRAVIS_PYTHON_VERSION == 3* ]]; then mypy --strict-optional --ignore-missing-imports ./*.py; fi
after_success: coveralls

Add an initial attempt at a Travis-CI config.
Add an initial attempt at a Travis-CI config.
