code: def find_images_in_dir_recursive(dirname: str) -> List[str]:
      return [
          fname
          for fname in glob.glob(
              os.path.join(dirname, "**"), recursive=True
          )
          if has_image_ext(fname) and os.path.isfile(fname)
      ]
  
file_path: pytorch-toolbelt/pytorch_toolbelt/utils/fs.py
imports: import glob
  import os
  from pathlib import Path
  from typing import Union, List, Iterable
  import cv2
  import numpy
label_desc: Use image node_id 7 for calling a global function with example usage: find_images_in_dir_recursive(dirname) and returns: unknown