-r requirements.txt
pytest==3.3.0
pytest-mock==1.6.3
pytest-cov==2.5.1
pytest-xdist==1.20.1
requests-mock==1.4.0
freezegun==0.3.9
flake8==3.5.0

-r requirements.txt
pytest==3.3.1
pytest-mock==1.6.3
pytest-cov==2.5.1
pytest-xdist==1.20.1
requests-mock==1.4.0
freezegun==0.3.9
flake8==3.5.0

Update pytest from 3.3.0 to 3.3.1
Update pytest from 3.3.0 to 3.3.1