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  1. from functools import wraps
  2. def counter(f):
  3.     count=0
  4.     @wraps(f)
  5.     def wrapper(*args):
  6.         global count
  7.         count=count+1
  8.         return f(*args)
  9.     def counter():
  10.         return count
  11.     f.counter=counter
  12.     return wrapper 
  13.  
  14.  
  15.  
  16.  
  17.  
  18. @counter
  19. def fun(a, b):
  20.     return a * 1 + b
  21.  
  22. print(fun.counter())
  23. res = sum(fun(i, i + 1) for i in range(5))
  24. print(fun.counter(), res)
Runtime error #stdin #stdout #stderr 0.14s 23216KB
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Standard input is empty
stdout
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Standard output is empty
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Traceback (most recent call last):
  File "./prog.py", line 22, in <module>
AttributeError: 'function' object has no attribute 'counter'
https://ideone.com/SosGtq
language:
Python 3 (python  3.9.5)
created:
2 years ago
visibility:
public

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