code: def delete_cache(files: List[str]):
      for file in files:
          if os.path.isfile(file):
              os.remove(file)
  
file_path: ImageAI/test/test_custom_video_detection.py
imports: import os, sys
  from typing import List
  from numpy import ndarray
  from os.path import dirname
  from mock import patch
  from imageai.Detection.Custom import CustomVideoObjectDetection
label_desc: Use image node_id 1 for calling a global function with example usage: delete_cache(files) without return types