code: def test_affine_44(self):
      IC = self.image_class
      shape = (2, 3, 4)
      data = np.arange(24, dtype=np.int16).reshape(shape)
      affine = np.diag([2, 3, 4, 1])
      # OK - affine correct shape
      img = IC(data, affine)
      assert_array_equal(affine, img.affine)
      # OK - affine can be array-like
      img = IC(data, affine.tolist())
      assert_array_equal(affine, img.affine)
      # Not OK - affine wrong shape
      with pytest.raises(ValueError):
          IC(data, np.diag([2, 3, 4]))
  
imports: import itertools
  import logging
  import os
  import pickle
  import re
  from io import BytesIO, StringIO
  import numpy
  import pytest
  from numpy.testing import assert_array_almost_equal, assert_array_equal
  from ..None import imageglobals
  from ..analyze import AnalyzeHeader, AnalyzeImage
  from ..arraywriters import WriterError
  from ..casting import sctypes_aliases
  from ..nifti1 import Nifti1Header
  from ..optpkg import optional_package
  from ..spatialimages import HeaderDataError, HeaderTypeError, supported_np_types
  from ..testing import assert_dt_equal, bytesio_filemap, bytesio_round_trip, data_path, suppress_warnings
  from ..tmpdirs import InTemporaryDirectory
  from .None import test_spatialimages
  from .None import test_wrapstruct
label_desc: Use image node_id 4 for calling the TestAnalyzeImage obj's underlying member method code with example usage: obj.test_affine_44() without return types