2024.4.29

所学时间：2.2小时

代码行数：182

博客园数：1篇。所学知识：今天继续完成python的面向对象的基础训练。写完了定义一个人员类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

程序中定义各种类的对象，并完成测试。

class People :

    def _init_(self, name = '王瑞',gender = '男',age=21):

        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="20223674",into_time="2022-09-01",into_score="100.0"):

        People._init_(self,name = '王瑞',gender = '男',age=21)

        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="信息科学与技术学院",job_time = "2008-12-03"):

        People._init_(self, name = '刘立嘉',gender = '男',age=20)

        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="软件工程",teacher = "刘立嘉"):

        Student._init_(self,student_id="20193250",into_time="2019-09-01",into_score="100.0")

        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 = "2008-12-03")

        Graduate._init_(self,research_fields="人工智能",teacher = "刘立嘉")

    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)

       

p = People() # 人员类

p.display()

print("\n")

s = Student() # 学生类

s.display()

print("\n")

t = Teacher() # 教师类

t.display()

print("\n")

g = Graduate() # 研究生类

g.display()

print("\n")

gw = GradOnWork() # 在职研究生类

gw.display()