python how to copy a 2d array leaving out last column
In [1]: import numpy as np
In [2]: H = np.meshgrid(np.arange(5), np.arange(5))[0]
In [3]: H
Out[3]:
array([[0, 1, 2, 3, 4],
[0, 1, 2, 3, 4],
[0, 1, 2, 3, 4],
[0, 1, 2, 3, 4],
[0, 1, 2, 3, 4]])
In [4]: Hsub = H[1:-1,1:-1]
In [5]: Hsub
Out[5]:
array([[1, 2, 3],
[1, 2, 3],
[1, 2, 3]])How to select parts of a numpy array
import numpy as np
x = np.array([1,2,4,3,5,1,4,2])#create an array...
x[n]#where n is any value from the size of the array
#e.g. x[1] is 2, x[5] is 1.Copyright © 2021 Codeinu
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