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numpy.triu_indices_from¶

numpy.triu_indices_from(arr, k=0)¶

Return the indices for the upper-triangle of an (n, n) array.

See triu_indices for full details.

Parameters :

arr : array_like

The indices will be valid for square arrays whose dimensions are the same as arr.

k : int, optional

Diagonal offset (see triu for details).