code: def find_in_dir(dirname: str) -> List[str]:
      if not os.path.isdir(dirname):
          raise FileNotFoundError(f"Directory {dirname} not found")
  
      return [
          os.path.join(dirname, fname)
          for fname in sorted(os.listdir(dirname))
      ]
  
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 3 for calling a global function with example usage: find_in_dir(dirname) and returns: unknown