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Python | Numpy numpy.ndarray.__invert__()
  • Last Updated : 08 Mar, 2019

With the help of Numpy numpy.ndarray.__invert__(), one can invert the elements of an array. We don’t have to provide any type of parameter but remember that this method only works for integer values.

Syntax: ndarray.__invert__($self, /)

Return: ~self

Example #1 :
In this example we can see that every element in an array is operated on a unary operator that is ~ with the help of ndarray.__invert__() method.

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# import the important module in python
import numpy as np
    
# make an array with numpy
gfg = np.array([1, 2, 3, 4, 5])
    
# applying ndarray.__invert__() method
print(gfg.__invert__())

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Output:



[-2 -3 -4 -5 -6]

Example #2 :

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# import the important module in python
import numpy as np
    
# make an array with numpy
gfg = np.array([[1, 2, 3, 4, 5],
                [6, 5, 4, 3, 2]])
    
# applying ndarray.__invert__() method
print(gfg.__invert__())

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Output:

[[-2 -3 -4 -5 -6]
 [-7 -6 -5 -4 -3]]

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