numpy.fromstring() function – Python (original) (raw)

Last Updated : 18 Aug, 2020

numpy.fromstring() function create a new one-dimensional array initialized from text data in a string.

Syntax : numpy.fromstring(string, dtype = float, count = -1, sep = ‘ ‘)

Parameters :

string : [str] A string that contained the data.

dtype : [data-type, optional] Data-type of the array. Default data type is float.

count : [int, optional] Number of items to read. If this is negative (the default), the count will be determined from the length of the data.

sep : [str, optional] The string separating numbers in the data.

Return : [ndarray] Return the constructed array.

Code #1 :

Python3

import numpy as geek

gfg = geek.fromstring( '1 2 3 4 5' , dtype = float , sep = ' ' )

print (gfg)

Output :

[1. 2. 3. 4. 5.]

Code #2 :

Python3

import numpy as geek

gfg = geek.fromstring( '1 2 3 4 5 6' , dtype = int , sep = ' ' )

print (gfg)

Output :

[1 2 3 4 5 6]

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