面向对象

[python]代码库

class people(object):
    name:''
    age=0
    __weight=0
    def __init__(self,n,a,w):
        self.__name=n
        self.age=a
        self.__weight=w
    def speak(self):
        print("%s 说: 我%s岁。"%(self.name,self.age))

class student(people):
    name=''
    grade=''
    age = 0
    def __init__(self,n,a,w,g):
        self.name=n
        self.age=a
        self.__weight=w
        self.grade=g
    def speak(self):
        print("%s said:i am %d years old%(self.name,self.age)")
class speaker():
    topic=''
    name=''
    def __init__(self,n,t):
        self.name=n
        self.topic=t
    def speak(self):
        print("我是%s,一个演说家，今天演讲的主题是%s"%(self.name,self.topic))
class sample(student,speaker):
    a=''
    def __init__(self,n,a,w,g,t):
        student.__init__(self,n,a,w,g)
        speaker.__init__(self,n,t)
class bird(object):
    def __init__(self):
        self.hungry=True
    def eat(self):
        if self.hungry:
            print("Aaaah")
            self.hungry=False
        else:
            print("No thaks")
class songbird(bird):
    def __init__(self):
        super(songbird,self).__init__()
        bird.__init__(self)
        self.sound="swaplqw"
    def sing(self):
        print(self.sound)
sb=songbird()
sb.eat()
sb.eat()
class classa(object):
    @classmethod
    def func_a(cls):
        print(type(cls),cls)
classa.func_a()
ca=classa()
ca.func_a()