code: def _load_result_images(filenames, fmt="png"):
      images = []
      for fn in filenames:
          fn_abs = result_image_folder / f"{fn}.{fmt}"
          image = _load_image(fn_abs, fmt)
          assert image is not None
          images.append(image)
      return images
  
file_path: python-igraph/tests/drawing/cairo/utils.py
imports: from pathlib import Path
  import sys
  import inspect
  import functools
  from igraph.drawing import find_cairo
label_desc: Use image node_id 6 for calling a global function with example usage: _load_result_images(filenames, fmt) and returns: images