as_coo

sparse.as_coo(x, shape=None, fill_value=None)

Converts any given format to COO. See the “See Also” section for details.

Parameters:

• x (SparseArray or numpy.ndarray or scipy.sparse.spmatrix or Iterable.) – The item to convert.
• shape (tuple[int], optional) – The shape of the output array. Can only be used in case of Iterable.

Returns:

out – The converted COO array.

Return type:

COO

See also

SparseArray.asformat()

A utility function to convert between formats in this library.

COO.from_numpy()

Convert a Numpy array to COO.

COO.from_scipy_sparse()

Convert a SciPy sparse matrix to COO.

COO.from_iter()

Convert an iterable to COO.