# Testing
coverage==4.5.2                  # Test coverage
flake8==3.7.5                    # Python linting
mypy==0.670                      # Type checking

# Testing
coverage==4.5.2                  # Test coverage
flake8==3.7.7                    # Python linting
mypy==0.670                      # Type checking

Update flake8 package to 3.7.7
Update flake8 package to 3.7.7
