input: def create_people_dict(people_list: str) -> dict:
      """Convert a list of people in the format "Name (Age)" into a dictionary 
      where the names are the keys and the ages are the values.
      >>> create_people_dict("John (20), Jane (40), Alex (18), Peter (45)")
      {'John': 20, 'Jane': 40, 'Alex': 18, 'Peter': 45}
      """
output:     people_dict = {}
      for person in people_list.split(", "):
          name, age = person.split(" (")
          age = int(age.rstrip(")"))
          people_dict[name] = age
      return people_dict