code: def __init__(self):
      self.data = np.ones((9, 9, 9, 9))
      self.my_affine = np.ones((4, 4))
  
imports: import os
  import re
  import tempfile
  from pathlib import Path
  import nibabel
  import numpy
  import pytest
  from nibabel import Nifti1Image
  from numpy.testing import assert_array_equal
  import nilearn
  from nilearn import _utils
  from nilearn._utils import niimg_conversions, testing
  from nilearn._utils.exceptions import DimensionError
  from nilearn._utils.niimg_conversions import iter_check_niimg
  from nilearn._utils.testing import assert_memory_less_than, with_memory_profiler
  from nilearn.image import get_data
label_desc: Use image node_id 1 to create a new PhonyNiimage object from inherited base classes: nibabel.spatialimages with example: obj = PhonyNiimage()