Calculate the transpose of a list python without using numpy

Question

How to calculate the transpose of this without using numpy:

t = [[1, 2, 3], [4, 5, 6], [7, 8, 9]]

Shrmn · Accepted Answer · 2022-02-13T10:35:12.623

2

Just do:

t = list(zip(*t))

Output:

[(1, 4, 7), (2, 5, 8), (3, 6, 9)]

edited Feb 13 '22 at 10:35

answered Feb 13 '22 at 10:23

Shrmn

3

Surely the list comprehension is unnecessary? Wouldn't `list(zip(*t))` be enough? – Mario Camilleri Feb 13 '22 at 10:32

1 Answers1