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  1. class A:
  2.     def __init__(self, x):
  3.         self.x = x
  4.         self.cleanup_done = False
  5.  
  6.     def close(self):
  7.         print(f'A x={self.x} being cleaned up.')
  8.         self.cleanup_done = True
  9.  
  10.  
  11.     def __del__(self):
  12.         if not self.cleanup_done:
  13.             self.close()
  14.  
  15.  
  16. class B:
  17.     def __init__(self, x):
  18.         self.a = A(x)
  19.  
  20.     def foo(self):
  21.         print("I am doing some work")
  22.  
  23.  
  24. def bar():
  25.     b = B(9)
  26.     b.foo()
  27.  
  28. def other_function():
  29.     pass
  30.  
  31. if __name__ == '__main__':
  32.     bar()
  33.     other_function()
Success #stdin #stdout 0.02s 9176KB
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Standard input is empty
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I am doing some work
A x=9 being cleaned up.
https://ideone.com/odcdrB
language:
Python 3 (python  3.12)
created:
5 years ago
visibility:
public

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