git hbu code example
Example 1: github
pip3 install flask_bootstrap email_validator flask_wtf
Example 2: github
TypeError: unsupported operand type(s) for -: 'Fraction' and 'Fraction'
pip3 install flask_bootstrap email_validator flask_wtf
TypeError: unsupported operand type(s) for -: 'Fraction' and 'Fraction'