code: def test_load_metadata():
      for i, dat in enumerate(datafiles):
          img = load(dat)
          img.meta
          assert numDA[i] == img.numDA
          assert img.version == "1.0"
  
imports: import shutil
  import sys
  import warnings
  from os.path import basename, dirname
  from os.path import join
  from unittest import mock
  import numpy
  import pytest
  from numpy.testing import assert_array_almost_equal
  from ...loadsave import load, save
  from ...nifti1 import xform_codes
  from ...testing import clear_and_catch_warnings, suppress_warnings
  from ...tmpdirs import InTemporaryDirectory
  from ..None import gifti
  from ..parse_gifti_fast import GiftiImageParser, GiftiParseError
  from ..util import gifti_endian_codes
label_desc: Use image node_id 4 for calling a global function with example usage: test_load_metadata() without return types