image: drone/scipy:2.7
script: 
    - pip install python-dateutil pytz pytest pytest-cov pytest-pep8
    - pip install pytz
    - pip install -e .
    - py.test

image: drone/scipy:2.7
script: 
    - pip install --upgrade pytest
    - pip install python-dateutil pytz pytest pytest-cov pytest-pep8
    - pip install -e .
    - py.test

Upgrade pytest. For whatever reason
Upgrade pytest. For whatever reason
