code: def __array__(self, dtype="int16"):
      return np.arange(3, dtype=dtype)
  
imports: from io import BytesIO
  import numpy
  import pytest
  from numpy.testing import assert_array_almost_equal
  from ..None import load
  from ..imageclasses import spatial_axes_first
  from ..spatialimages import HeaderDataError, SpatialHeader, SpatialImage
  from ..testing import bytesio_round_trip, expires, memmap_after_ufunc
  from ..tmpdirs import InTemporaryDirectory
label_desc: Use image node_id 1 for calling the DataLike obj's underlying member method code with example usage: obj.__array__(dtype) and returns: np