language: python
python:
  - "2.7"
  - "3.5"
  - "3.6"
install: pip install -r requirements.txt; pip install -r requirements-dev.txt
script: make test

language: python
python:
  - "3.5"
  - "3.6"
install: pip install -r requirements.txt; pip install -r requirements-dev.txt
script: make test

Drop suppport for python 2.7
Drop suppport for python 2.7
