What is a class and an object in Python?
Implement a Person class and a create_person function that demonstrate the distinction. A class defines the structure and behavior, while an object is an instance created from that class.
create_person(name, age) receives a non-empty string and a non-negative integer. It must create a Person object and return its description in the format "<name> is <age> years old.".
def create_person(name, age):