code: def _get_img():
      return datasets.load_mni152_template(resolution=2)
  
file_path: nilearn/nilearn/plotting/tests/test_html_surface.py
imports: import json
  import numpy
  import pytest
  from nilearn import datasets, image, surface
  from nilearn._utils.exceptions import DimensionError
  from nilearn.datasets import fetch_surf_fsaverage
  from nilearn.image import get_data
  from nilearn.plotting import html_surface
  from nilearn.plotting.js_plotting_utils import decode
  from .test_js_plotting_utils import check_colors, check_html
label_desc: Use image node_id 1 for calling a global function with example usage: _get_img() and returns: datasets