ones¶

sparse.ones(shape, dtype=<class 'float'>)[source]¶

Return a COO array of given shape and type, filled with ones.

Parameters

shape (int or tuple of ints) – Shape of the new array, e.g., (2, 3) or 2.
dtype (data-type, optional) – The desired data-type for the array, e.g., numpy.int8. Default is numpy.float64.

Returns

out – Array of ones with the given shape and dtype.

Return type

COO

Examples

>>> ones(5).todense()  
array([1., 1., 1., 1., 1.])

>>> ones((2, 2), dtype=int).todense()  
array([[1, 1],
       [1, 1]])