    - pip install -e . --use-mirrors
    - pip install -r requirements.txt
  
  script:
    - python setup.py test
 
</s> remove 
 </s> add                     if api_settings.FORMAT_SUFFIX_KWARG:
                        response.format = kwargs.get(api_settings.FORMAT_SUFFIX_KWARG, None)
  - pip install coverage==3.5.1 --use-mirrors
    - pip install -e . --use-mirrors
    - pip install -r requirements.txt
  - pip install coverage==3.5.1 --use-mirrors
  
  script:
    - python setup.py test
keep add keep keep keep
 Add coverage to travis config 
.travis.yml