Python | Numpy np.ediff1d() method
Last Updated :
02 Dec, 2019
With the help of np.ediff1d()
method, we can get the 1D array of differences between two consecutive elements by using np.ediff1d()
method.
Syntax : np.ediff1d(array)
Return : Return 1D array having differences of consecutive elements.
Example #1 :
In this example we can see that by using np.ediff1d()
method, we are able to get the 1D array of consecutive differences of the elements of an array using this method.
import numpy as np
arr = np.array([ 1 , 2 , 3 , 5 , 7 , 11 ])
gfg = np.ediff1d(arr)
print (gfg)
|
Output :
[1 1 2 2 4]
Example #2 :
import numpy as np
arr = np.array([ 1 , 2 , 3 , 5 , 7 , 11 , 13 , 17 , 19 , 23 , 29 , 31 , 37 , 41 , 43 , 47 ])
gfg = np.ediff1d(arr)
print (gfg)
|
Output :
[1 1 2 2 4 2 4 2 4 6 2 6 4 2 4]
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