input: Write a function to create a Person object, set its name and age, and then retrieve the name and age.
  assert create_and_test_person("Alice", 30) == ("Alice", 30)
  assert create_and_test_person("Bob", 25) == ("Bob", 25)
  assert create_and_test_person("Charlie", 40) == ("Charlie", 40)
output: def create_and_test_person(name, age):
      class Person:
          def __init__(self, name, age):
              self.name = name
              self.age = age
  
      person = Person(name, age)
      return person.name, person.age