pytest==4.1.1
coveralls==1.6.0
mock==2.0.0
pytest-cov==2.6.1
flake8==3.7.6

pytest==4.1.1
coveralls==1.6.0
mock==2.0.0
pytest-cov==2.6.1
flake8==3.7.7

Update flake8 from 3.7.6 to 3.7.7
Update flake8 from 3.7.6 to 3.7.7