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  1. class Foo(str):
  2.    pass
  3.  
  4. foo = Foo("foo")
  5. print(foo)
  6.  
  7. def add(self, x):
  8.     return self + x
  9.  
  10. Foo.add = add
  11. print(foo.add("bar"))
Success #stdin #stdout 0.02s 9164KB
comments (?)
stdin 
Standard input is empty
stdout 
foo
foobar
https://ideone.com/f5IdkS
language:
Python 3 (python  3.9.5)
created:
4 years ago
visibility:
public

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