-r requirements.txt
flake8==3.6.0
pytest==3.9.3
pytest-cov==2.6.0

-r requirements.txt
flake8==3.6.0
pytest==3.10.0
pytest-cov==2.6.0

Update pytest from 3.9.3 to 3.10.0
Update pytest from 3.9.3 to 3.10.0