Function hstack

dask/array/routines.py:142–155

(tup, allow_unknown_chunksizes=False)

@derived_from(np)
def hstack(tup, allow_unknown_chunksizes=False):
    if isinstance(tup, Array):
        raise NotImplementedError(
            "``hstack`` expects a sequence of arrays as the first argument"
        )

    if all(x.ndim == 1 for x in tup):
        return concatenate(
            tup, axis=0, allow_unknown_chunksizes=allow_unknown_chunksizes
        )
    else:
        return concatenate(
            tup, axis=1, allow_unknown_chunksizes=allow_unknown_chunksizes
        )


@derived_from(np)