code: def load_test_images(images):
      """Load all images from NetCDF files
  
      Returns
      -------
      loaded: dict
        A dictionary mapping test case names to xarray images.
      """
      loaded = {}
      for description, _ in images.items():
          loaded[description] = load_from_netcdf(description)
      return loaded
  
imports: import os
  import xarray
  import datashader
  import pandas
  import numpy
  import pytest
label_desc: Use image node_id 17 for calling a global function with example usage: load_test_images(images) and returns: loaded