input: Write a python function to create a list of student names from a list of Student objects.
  assert get_student_names([Student("Alice", 3.5), Student("Bob", 3.8), Student("Charlie", 3.9)]) == ["Alice", "Bob", "Charlie"]
  assert get_student_names([Student("David", 2.5), Student("Eva", 3.2)]) == ["David", "Eva"]
  assert get_student_names([]) == []
output: def get_student_names(students):
      return [student.name for student in students]