#!/usr/bin/python3 # -*- coding: utf-8 -*- def ft_inch_to_cm(num_ft: float, num_inch: float) -> float: num_cm = ((num_ft * 12) + num_inch) * 2.54 return num_cm five: float = 5.0 # note argument name here vs. parameter name above result_cm = ft_inch_to_cm(num_ft=five, num_inch=6.0) print(result_cm)