input: def create_student_objects() -> List[Student]:
      """ Create a list of Student objects with relevant attributes.
      >>> students = create_student_objects()
      >>> isinstance(students[0], Student)
      True
      >>> students[0].name == "Alice"
      True
      >>> students[0].age == 20
      True
      >>> students[0].gender == "female"
      True
      """
      students = [
          Student("Alice", 20, "female"),
          Student("Bob", 22, "male"),
          Student("Charlie", 19, "male")
      ]
      return students
output:     students = [
          Student("Alice", 20, "female"),
          Student("Bob", 22, "male"),
          Student("Charlie", 19, "male")
      ]
      return students