matrix anticlockwise rotation

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1 m = [[1, 2, 3],
2    [4, 5, 6],
3    [7, 8, 9]]
4 
5 [*zip(*m)][::-1]

Output:

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

See also:

matrix transpose

matrix clockwise rotation