整理电站
# 类定义
class people:
# 定义基本属性
name = ''
age = 0
# 定义私有属性,私有属性在类外部无法直接进行访问
__weight = 0
# 定义构造方法
def __init__(self, n, a, w):
self.name = n
self.age = a
self.__weight = w
def speak(self):
print("%s 说: 我 %d 岁。" % (self.name, self.age))
class student(people):
grade = ''
def __init__(self,n,a,w,g):
#调用父类的构造函数
people.__init__(self,n,a,w)
self.grade = g
def speak(self):
print("%s 说: 我 %d 岁,我在读%d年级" % (self.name, self.age,self.grade))
class speaker():
topic = ''
name = ''
def __init__(self,n,t):
self.name = n
self.topic = t
def speak(self):
print("我叫 %s,我是一个演说家,我演讲的主题是 %s"%(self.name,self.topic))
class sample(speaker,student):
#多重继承
a =''
def __init__(self,n,a,w,g,t):
student.__init__(self,n,a,w,g)
speaker.__init__(self,n,t)
test = sample("Tim",25,80,4,"Python")
test.speak() #方法名同,默认调用的是在括号中排前地父类的方法