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I have a 2D numpy array [1,2], [3,4], [5,6]. How can I modify the values in the second column (eg. add 1 to each value, so the result would be ([1,3], [3,5], [5,7])?

asked Jan 23, 2021 at 22:42
1
  • 7
    arr[:,1] += 1 Commented Jan 23, 2021 at 22:46

1 Answer 1

2

Psidom's comment above worked thanks.

arr[:,1] += 1

answered Jan 24, 2021 at 17:58
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