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  1. #!/usr/bin/env python3
  2.  
  3. class Obj():
  4.   def __init__(self, word):
  5.     self.word = word
  6.  
  7.   def __iter__(self):
  8.     return Iterator(self.word)
  9.  
  10. class Iterator:
  11.   def __init__(self, word):
  12.     self.word = word
  13.     self.index = 0
  14.  
  15.   def __next__(self):
  16.     try:
  17.       letter = self.word[self.index]
  18.       self.index += 1
  19.       return letter  
  20.     except IndexError:
  21.       raise StopIteration()    
  22.  
  23.   def __iter__(self):
  24.     return self
  25.  
  26.  
  27. obj = Obj('sergey')
  28. it = iter(obj)
  29.  
  30. print(next(it))
  31. print(next(it))
  32. print(next(it))
  33. print(next(it))
  34. print(next(it))
  35. print(next(it))
  36.  
Success #stdin #stdout 0s 27704KB
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e
y
https://ideone.com/cIxR7g
language:
Python 3 (python  3.9.5)
created:
5 years ago
visibility:
public

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