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  1. import functools
  2. import types
  3.  
  4.  
  5. def function_decorator(f):
  6.  
  7.     @functools.wraps(f)
  8.     def wrapper(*args, **kwargs):
  9.  
  10.         print("wrapper", f, args, kwargs)
  11.         return f(*args, **kwargs)
  12.  
  13.     return wrapper
  14.  
  15.  
  16. def class_decorator(cls):
  17.  
  18.     for name in dir(cls):
  19.  
  20.         attr = getattr(cls, name)
  21.         if isinstance(attr, types.FunctionType):
  22.  
  23.             setattr(cls, name, function_decorator(attr))
  24.  
  25.     return cls
  26.  
  27.  
  28. @class_decorator
  29. class Yoba:
  30.  
  31.     x = 1
  32.     y = 2
  33.  
  34.     def __init__(self):
  35.  
  36.         print("Yoba.__init__")
  37.  
  38.     def foo(self):
  39.  
  40.         print("Yoba.foo")
  41.  
  42.     def bar(self):
  43.  
  44.         print("Yoba.bar")
  45.  
  46.  
  47. yoba = Yoba()
  48. yoba.foo()
  49. yoba.bar()
  50.  
Success #stdin #stdout 0.03s 10320KB
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stdin
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Standard input is empty
stdout
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wrapper <function Yoba.__init__ at 0xb731e5cc> (<__main__.Yoba object at 0xb731de6c>,) {}
Yoba.__init__
wrapper <function Yoba.foo at 0xb731e6ec> (<__main__.Yoba object at 0xb731de6c>,) {}
Yoba.foo
wrapper <function Yoba.bar at 0xb72daa4c> (<__main__.Yoba object at 0xb731de6c>,) {}
Yoba.bar
https://ideone.com/eQFJn0
language:
Python 3 (python  3.9.5)
created:
8 years ago
visibility:
public

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