'''
析构函数：__del__()      释放对象时自动调用'''
class Person(object):def run(self):print("run")def eat(self,food):print("eat"+food)def __init__(self,name,age,height,weight):self.name = nameself.height = heightself.age =ageself.weight = weightdef __del__(self):print("这里是析构函数")per = Person("hanmeimie ",20,180,80)# del per#对象释放以后就不能在访问了
# print(per.age)      #NameError: name 'per' is not defined#在函数里定义的对象会在函数结束时自动释放，
# 这样可以用来减少内存空间的浪费
def func():per2 = Person("aa",2,2,2)
func()#
# while 1 :
#     pass