Create a function in Python called 'isPowerTwo' that takes an integer as input and checks if the given number is a power of $2.$ The function should return a "True" or "False" boolean value. If the input number is a power of two, return True; otherwise, False.

Can you do it without using the division operator in Python?class Homework$1$:

def isPowerTwo$($self$,$ n$)$: