# Testing
coverage==5.5                    # Test coverage
flake8==3.9.2                    # Python linting
mypy==0.812                      # Type checking

# Testing
coverage==5.5                    # Test coverage
flake8==3.9.2                    # Python linting
mypy==0.901                      # Type checking

Update mypy package to 0.901
Update mypy package to 0.901
