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  1. lista = [['julian', '0', '4', '4'], ['ana', '10', '4']]
  2.  
  3. def search(lista, valor):
  4.     for i, sublista in enumerate(lista):
  5.         yield from ((i, j) for j, item in enumerate(sublista) if item == valor)
  6.  
  7. print( list(search(lista, '4')) )
Success #stdin #stdout 0.04s 9404KB
comments (?)
stdin 
Standard input is empty
stdout 
[(0, 2), (0, 3), (1, 2)]
https://ideone.com/Kztt2R
language:
Python 3 (python  3.9.5)
created:
6 years ago
visibility:
public

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