code: def test_is_xyz_space():
      # test test for xyz space
      assert is_xyz_space(XYZSpace("hijo"))
      for sp in known_spaces:
          assert is_xyz_space(sp)
      for obj in ([], {}, object(), CS("xyz")):
          assert not is_xyz_space(obj)
  
file_path: nipy/nipy/core/reference/tests/test_spaces.py
imports: import numpy
  import pytest
  from nibabel.affines import from_matvec
  from numpy.testing import assert_array_equal
  from ...image.image import Image
  from ..coordinate_map import AffineTransform, CoordinateMap
  from ..coordinate_system import CoordinateSystem
  from ..coordinate_system import CoordSysMakerError
  from ..spaces import AffineError, AxesError, SpaceError, SpaceTypeError, XYZSpace, get_world_cs, is_xyz_affable, is_xyz_space, known_space, known_spaces, mni_csm, mni_space, vox2aligned, vox2mni, vox2scanner, vox2talairach, vox2unknown, xyz_affine, xyz_order
label_desc: Use image node_id 3 for calling a global function with example usage: test_is_xyz_space() without return types