code: def image_files_in_folder(folder):
      return [
          os.path.join(folder, f)
          for f in os.listdir(folder)
          if re.match(r".*\.(jpg|jpeg|png)", f, flags=re.I)
      ]
  
file_path: face_recognition/face_recognition/face_detection_cli.py
imports: from __future__ import print_function
  import click
  import os
  import re
  import face_recognition.api
  import multiprocessing
  import sys
  import itertools
label_desc: Use image node_id 3 for calling a global function with example usage: image_files_in_folder(folder) and returns: unknown