language: python
python:
  - 2.7
  - 3.4
  - 3.5
  - 3.6
install:
  - pip install -r requirements.txt
script: python test_tablib.py

language: python
cache: pip
python:
  - 2.7
  - 3.4
  - 3.5
  - 3.6
install:
  - pip install -r requirements.txt
script: python test_tablib.py

Enable pip cache in Travis CI
Enable pip cache in Travis CI

Reduce load on PyPI servers and slightly speed up builds.

For more information, see:

https://docs.travis-ci.com/user/caching/#pip-cache
