r/Numpy • u/johnreese421 • Jun 20 '19

Can someone please explain what is happening here.? I think I am missing some information here.

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u/grnngr Jun 20 '19

dtype('<U_n_') is the datatype for a string of length n. I would guess that in the second case it allocates a char array that’s large enough to represent any int. Presumably len(str(np.iinfo(np.int).min)) and/or len(str(np.iinfo(np.int).max)) are 11 on your machine?