classPerson:def __init__(self,name,age,sex):

self.name=name

self.age=age

self.sex=sexdefprintInfo(self):print(‘我叫%s,年龄%s,性别%s‘%(self.name,self.age,self.sex))classStudent(Person):def __init__(self,name,age,sex,collage,banji):

super().__init__(name,age,sex)

self.collage=collage

self.banji=banjidefprintInfo(self):print(‘我叫%s,年龄%s，性别%s，学院%s，班级%s‘%(self.name,self.age,self.sex,self.collage,self.banji))deflearn(self,teacher):print(‘我是%s，老师%s，我终于学会了‘%(self.name,teacher.teach()))defaddStudent(self):

coutent={}

coutent[‘name‘]=self.name

coutent[‘age‘]=self.age

coutent[‘sex‘]=self.sex

coutent[‘college‘]=self.collage

coutent[‘banji‘]=self.banji

student.append(coutent)defshow_all():for dict instudent:for key indict.keys():if key==‘name‘:print(‘姓名：‘+dict[key])if key==‘age‘:print(‘年龄：‘+dict[key])if key==‘sex‘:print(‘性别：‘+dict[key])if key==‘college‘:print(‘学院:‘+dict[key])if key==‘banji‘:print(‘班级：‘+dict[key])print(‘*‘*50)def __str__(self):

msg=‘我叫%s，年龄：%s，性别：%s，我是%s的%s班的学生‘

returnmsgclassTeacher(Person):def __init__(self,name,age,sex,college,professional):

super().__init__(name,age,sex)

self.collage=college

self.professional=professionaldefprintInfo(self):print(‘我叫：%s，年龄：%s，性别：%s，我是来自%s的一名%s讲师‘%(self.name

,self.age,self.sex,self.collage,self.professional))defteach(self):return ‘今天讲了如何面向对象设计程序‘student=[]

stu1=Person(‘张三‘,‘18‘,‘男‘)

stu2=Person(‘李四‘,‘19‘,‘女‘)

student1=Student(‘张三‘,‘18‘,‘男‘,‘软件学院‘,‘1809‘)

student2=Student(‘李四‘,‘19‘,‘女‘,‘软件学院‘,‘1809‘)

stu1.printInfo()

stu2.printInfo()

student1.printInfo()

student2.printInfo()

teacher=Teacher(‘王XX‘,‘30‘,‘男‘,‘软件学院‘,‘python‘)

teacher.printInfo()

student1.learn(teacher)

student2.learn(teacher)

student1.addStudent()

student2.addStudent()

Student.show_all()