fork download 
  1. class Test(object):
  2.  
  3.     def __init__(self):
  4.         self.data = []
  5.  
  6.     @property
  7.     def alphabet(self):
  8.         if self.data:
  9.             upd = self.alphabetize(self.data)
  10.         else:
  11.             upd = []
  12.         return list(set(upd))
  13.  
  14.     @alphabet.setter
  15.     def alphabet(self, value):
  16.         self.data += value
  17.  
  18.     def alphabetize(self, data):
  19.         alph = []
  20.         for i in data:
  21.             alph += [j for j in i]
  22.         return list(set(alph))
  23.  
  24. a = Test()
  25. a.data = ["fg"]
  26. print (a.alphabet) # ['f', 'g']
  27.  
  28. a.alphabet += ["t"]
  29. print (a.alphabet) # ['f', 'g', 't']
  30.  
  31. a.data = ["abc"]   # over riding alphabet again
  32. print (a.alphabet) # ['a', 'b', 'c']
Success #stdin #stdout 0.02s 27656KB
comments (?)
stdin 
Standard input is empty
stdout 
['g', 'f']
['g', 'f', 't']
['a', 'b', 'c']
https://ideone.com/xp0jve
language:
Python 3 (python  3.12)
created:
7 years ago
visibility:
secret

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!