code: def verify_images(fns):
      "Find images in `fns` that can't be opened"
      return L(
          fns[i]
          for i, o in enumerate(parallel(verify_image, fns))
          if not o
      )
  
file_path: fastai/fastai/vision/utils.py
imports: from __future__ import annotations
  import uuid
  from ..torch_basics import *
  from ..data.all import *
  from .core import *
  from fastdownload import download_url
  from pathlib import Path
label_desc: Use image node_id 6 for calling a global function with example usage: verify_images(fns) and returns: L