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numpy string operations | isspace() function

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  • Last Updated : 15 Jan, 2019
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numpy.core.defchararray.isspace(arr) function returns true for each element if there are only whitespace characters in the string and there is at least one character.It returns false otherwise.

Syntax: numpy.core.isspace(arr)

Parameters:
arr : array_like of str or unicode.

Returns : [ndarray] Output array of bools.

Code #1 :




# Python program explaining
# numpy.char.isspace() method 
  
import numpy as geek
  
# input arrays  not containing any space
in_arr = geek.array([ 'Geeksforgeeks', 'Codechef'] )
print ("Input array : ", in_arr) 
  
out_arr = geek.char.isspace(in_arr)
print ("Output array: ", out_arr)

Output:

Input array :  ['Geeksforgeeks' 'Codechef']
Output array:  [False False]

 
Code #2 :




# Python program explaining
# numpy.char.isspace() method 
  
import numpy as geek
  
# input arrays containing string along with space
in_arr = geek.array([ 'Geeks\nfor\ngeeks', 'Code\tchef'] )
print ("Input array : ", in_arr) 
  
out_arr = geek.char.isspace(in_arr)
print ("Output array: ", out_arr)

Output:

Input array :  ['Geeks\nfor\ngeeks' 'Code\tchef']
Output array:  [False False]

 
Code #3 :




# Python program explaining
# numpy.char.isspace() method 
  
import numpy as geek
  
# input arrays containing only white space
in_arr = geek.array([ '\n', '\t', ' ', '\n\t '] )
print ("Input array : ", in_arr) 
  
out_arr = geek.char.isspace(in_arr)
print ("Output array: ", out_arr)

Output:

Input array :  ['\n' '\t' ' ' '\n\t ']
Output array:  [ True  True  True  True]

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