language: python
python:
  - "2.6"
  - "2.7"
  - "3.3"
  - "3.4"
install:
  - pip install -r requirements.txt
  - pip install codecov pytest-cov
script:
  - py.test --cov=oauth2
after_success:
  - codecov

language: python
python:
  - "2.6"
  - "2.7"
  - "3.4"
  - "3.5"
  - "3.6"
install:
  - pip install -r requirements.txt
  - pip install codecov pytest-cov
script:
  - py.test --cov=oauth2
after_success:
  - codecov

Remove python 3.3, add python 3.5 and 3.6
Remove python 3.3, add python 3.5 and 3.6

Python 3.3 has reached end of life: https://www.python.org/downloads/release/python-336/