flake8==3.7.7
pytest==4.5.0
pytest-cov==2.7.1
tox==3.11.0
isort==4.3.18
-e .

flake8==3.7.7
pytest==4.5.0
pytest-cov==2.7.1
tox==3.12.1
isort==4.3.18
-e .

Update tox from 3.11.0 to 3.12.1
Update tox from 3.11.0 to 3.12.1