fork(2) download
copy 
  1. class myProp:
  2.     __props={}
  3.     def __getattribute__(self, name):
  4.         if name in object.__getattribute__(self, "_myProp__props").keys():
  5.             return self.__props[name](self)
  6.         return object.__getattribute__(self, name)
  7.     def __delattribute__(self, name):
  8.         if name in self.__props.keys():
  9.             del self.__props[name]
  10.             return
  11.         object.__delattribute__(self, name)
  12.     def __setattr__(self, name, value):
  13.         if name in self.__props.keys():
  14.             return self.__props[name](self, value)
  15.         return object.__setattr__(self, name, value)
  16.     @classmethod
  17.     def wrapper(self, fn):
  18.         self.__props[fn.__name__]=fn
  19.  
  20. class test(myProp):
  21.     def __init__(self):
  22.         self.x=5
  23.  
  24.     @myProp.wrapper
  25.     def myfunc(self, value=None):
  26.         if value:
  27.             self.x=value*2
  28.         return self.x-2
  29.  
  30. x= test()
  31. print(x.myfunc)
  32. x.myfunc=6
  33. print(x.myfunc)
  34.  
Success #stdin #stdout 0.15s 10264KB
comments (?)
stdin
copy 
Standard input is empty
stdout
copy 
3
10
https://ideone.com/ZsOF5z
language:
Python 3 (python  3.9.5)
created:
10 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!