python 类和对象

mac2022-07-05  13

#python3.7 class People(object): def __init__(self,name,age,sex): self.name=name self.age=age self.sex=sex self.xuesheng=[] def xue(self,stu_obj): self.xuesheng.append(stu_obj) class Student(People): def __init__(self,name,age,sex,Stu_id,grade,charge): super(Student,self).__init__(name,age,sex) self.Stu_id=Stu_id self.grade=grade self.charge=charge def info(self): print(''' name:%s age:%d sex:%s Stu_id:%d charge:%s ''' % (self.name, self.age, self.sex, self.Stu_id, self.charge)) class Women(Student): def __Info(self): print(''' name:%s age:%d sex:%s Stu_id:%d charge:%s ''' % (self.name,self.age,self.sex,self.Stu_id,self.charge)) #静态方法 @staticmethod def Grade(): print('They are new students') class Man(Student): charge=6000 @classmethod def Charge(self): print('All men like playing %s' % self.charge ) #属性方法 @property def Age(self): print('%s is %d years old' % (self.name, self.age)) @Age.setter def Age(self,a): print('%s is %d years old' % (self.name,a)) s1=Women('小丹',30,'female',123455,2000,5000) s2=Student('小花',30,'female',123455,2000,5000) s3=Man('小明',20,'male',123456,2018,4500) s1.xue(s2) # print(People.xue) print('---------私有方法------') s1._Women__Info() print('--------普通方法,多态------------') s3.info() print('-----------类方法-------') s3.Charge() print('----------静态方法------') Women.Grade() print('----------属性方法------') s3.Age s3.Age=15 s2.info()运行结果 ---------私有方法------ name:小丹 age:30 sex:female Stu_id:123455 charge:5000 --------普通方法,多态------------ name:小明 age:20 sex:male Stu_id:123456 charge:4500 -----------类方法------- All men like playing 6000 ----------静态方法------ They are new students ----------属性方法------ 小明 is 20 years old 小明 is 15 years old name:小花 age:30 sex:female Stu_id:123455 charge:5000 Process finished with exit code 0

  

  

转载于:https://www.cnblogs.com/huanyue123/p/10011597.html

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