# 创建父类学校成员SchoolMember
class SchoolMember:

    def __init__(self, name, age):
        self.name = name
        self.age = age
    
    def tell(self):
        # 打印个人信息
        print('Name:"{}" Age:"{}"'.format(self.name, self.age), end=" ")


# 创建子类老师 Teacher
class Teacher(SchoolMember):

    def __init__(self, name, age, salary):
        SchoolMember.__init__(self, name, age) # 利用父类进行初始化
        self.salary = salary
    
    # 方法重写
    def tell(self):
        SchoolMember.tell(self)
        print('Salary: {}'.format(self.salary))
        
# 创建子类学生Student
class Student(SchoolMember):

    def __init__(self, name, age, score):
        super().__init__(name, age)
        self.score = score
    
    def tell(self):
        super().tell() # 等同于 SchoolMember.tell(self)
        print('score: {}'.format(self.score))

teacher1 = Teacher("John", 44, "$60000")
student1 = Student("Mary", 12, 99)

teacher1.tell()  # 打印 Name:"John" Age:"44" Salary: $60000
student1.tell()  # Name:"Mary" Age:"12" score: 99