code: def maybe_download_fly():
      """Download the fly example directory"""
      return maybe_download_example_images(
          ["ExampleFlyImages"],
          [
              "01_POS002_D.TIF",
              "01_POS002_F.TIF",
              "01_POS002_R.TIF",
              "01_POS076_D.TIF",
              "01_POS076_F.TIF",
              "01_POS076_R.TIF",
              "01_POS218_D.TIF",
              "01_POS218_F.TIF",
              "01_POS218_R.TIF",
          ],
      )
  
file_path: CellProfiler/tests/core/modules/__init__.py
imports: import os
  import tempfile
  import logging
  import functools
  import hashlib
  import numpy
  import unittest
  from urllib.request import URLopener
  import skimage.io
  import cellprofiler_core.utilities.legacy
label_desc: Use image node_id 8 for calling a global function with example usage: maybe_download_fly() and returns: maybe_download_example_images