numpy.dtype.subdtype() function – Python

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numpy.dtype.subdtype() function returns Tuple(item_dtype, shape) if this dtype describes a sub-array, and None otherwise.

Syntax : numpy.dtype.subdtype(type)

type : [dtype] The input data-type.
Return : Return Tuple(item_dtype, shape) if this dtype describes a sub-array, and None otherwise.

Code #1 :

# Python program explaining 
# numpy.dtype.subdtype() function 
         
# importing numpy as geek  
import numpy as geek  
     
x = geek.dtype('8f') 
   
gfg = x.subdtype 
   
print (gfg) 

Output :

(dtype('float32'), (8, ))

Code #2 :

# Python program explaining 
# numpy.dtype.subdtype() function 
         
# importing numpy as geek  
import numpy as geek  
     
x = geek.dtype('i2') 
   
gfg = x.subdtype 
   
print (gfg) 