cupy.diagflat¶

cupy.diagflat(v, k=0)[source]¶

Creates a diagonal array from the flattened input.

Parameters:	v (array-like) – Array or array-like object. k (int) – Index of diagonals. See `cupy.diag()` for detail.
Returns:	A 2-D diagonal array with the diagonal copied from `v`.
Return type:	cupy.ndarray