numpy.triu_indices_from — NumPy v1.13 Manual (original) (raw)

numpy. triu_indices_from(arr, k=0)[source]

Return the indices for the upper-triangle of arr.

See triu_indices for full details.

Parameters: arr : ndarray, shape(N, N) The indices will be valid for square arrays. k : int, optional Diagonal offset (see triu for details).
Returns: triu_indices_from : tuple, shape(2) of ndarray, shape(N) Indices for the upper-triangle of arr.

Notes

New in version 1.4.0.