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  1. import gc
  2.  
  3. class Foo:
  4.     pass
  5.  
  6. x = Foo()
  7. print('No dict in', gc.get_referents(x))
  8. x.__dict__
  9. print("Now there's a dict:", gc.get_referents(x))
Success #stdin #stdout 0.01s 27656KB
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stdin
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Standard input is empty
stdout
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No dict in [<class '__main__.Foo'>]
Now there's a dict: [{}, <class '__main__.Foo'>]
https://ideone.com/xVKqMC
language:
Python 3 (python  3.9.5)
created:
5 years ago
visibility:
public

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