python-

设计高校人员信息包，并完成测试

【题目描述】定义一个人员类People，其属性有：姓名、性别、年龄；基于People实现学生类Student，添加属性：学号、入学时间和入学成绩；基于People实现教师类Teacher，添加属性：职务、部门、工作时间；基于Student实现究生类Graduate，添加属性：研究方向和导师，分别定义其中的构造函数和输出函数。程序中定义各种类的对象，并完成测试。 基于以上类利用接口实现在职研究生类 GradOnWork。

【源代码程序】

class People:

    def __init__(self, name='lll', gender='女', age=18):

        self.name = name

        self.gender = gender

        self.age = age



    def display(self):

        print("姓名：" + self.name + "\n性别：" + self.gender + "\n年龄：" + str(self.age))



class Student(People):

    def __init__(self, student_id="20210001", into_time="2021-09-01", into_score="100.0"):

        People.__init__(self, name='lll', gender='女', age=18)

        self.student_id = student_id

        self.into_time = into_time

        self.into_score = into_score



    def display(self):

        print("姓名：" + self.name + "\n性别：" + self.gender + "\n年龄：" + str(self.age) + "\n学号：" + self.student_id + "\n入学时间：" + self.into_time + "\n入学成绩：" + str(self.into_score))



class Teacher(People):

    def __init__(self, post="院长", department="软件工程学院", job_time="2000-1-01"):

        People.__init__(self, name='wsx', gender='男', age=40)

        self.post = post

        self.department = department

        self.job_time = job_time



    def display(self):

        print("姓名：" + self.name + "\n性别：" + self.gender + "\n年龄：" + str(self.age) + "\n职务：" + self.post + "\n部门：" + self.department + "\n工作时间：" + self.job_time)



class Graduate(Student):

    def __init__(self, research_fields="额", teacher="wjm"):

        Student.__init__(self, student_id="2022888", into_time="2022-09-01", into_score="60.0")

        self.research_fields = research_fields

        self.teacher = teacher



    def display(self):

        print("姓名：" + self.name + "\n性别：" + self.gender + "\n年龄：" + str(self.age) + "\n学号：" + self.student_id + "\n入学时间：" + self.into_time + "\n入学成绩：" + str(self.into_score) + "\n研究方向：" + self.research_fields + "\n导师：" + self.teacher)



class GradOnWork(Teacher, Graduate):

    def __init__(self):

        Teacher.__init__(self, post="辅导员", department="软件工程学院", job_time="2000-1-01")

        Graduate.__init__(self, research_fields="人工智能", teacher="wjm")



    def display(self):

        print("姓名：" + self.name + "\n性别：" + self.gender + "\n年龄：" + str(self.age) + "\n职务：" + self.post + "\n部门：" + self.department + "\n工作时间：" + self.job_time + "\n学号：" + self.student_id + "\n入学时间：" + self.into_time + "\n入学成绩：" + str(self.into_score) + "\n研究方向：" + self.research_fields + "\n导师：" + self.teacher)



# 创建一个 GradOnWork 对象

grad_on_work = GradOnWork()

# 调用 display() 方法打印信息

grad_on_work.display()