面向对象-难题
class Init(object): def __init__(self,v): print("init") self.val = v class Add2(Init): def __init__(self,val): print("Add2") super(Add2,self).__init__(val) print(self.val) self.val +=2 class Mult(Init): def __init__(self,val): print("Mult") super(Mult,self).__init__(val) self.val *=5 class HaHa(Init): def __init__(self,val): print("哈哈") super(HaHa,self).__init__(val) self.val /=5 class Pro(Add2,Mult,HaHa): pass class Incr(Pro): def __init__(self,val): super(Incr,self).__init__(val) self.val += 1 p = Incr(5) print(p.val) c = Add2(2) print(c.val)
# Add2
# Mult
# 哈哈
# init
# 5.0
# 8.0
# Add2
# init
# 2
# 4