code: def _write_file(v, files):
      # Convert UploadFile to a NamedTemporaryFile to ensure it's on the disk
      suffix = os.path.splitext(v.filename)[1]
      named_file = tempfile.NamedTemporaryFile(
          delete=False, suffix=suffix
      )
      files.append(named_file)
      named_file.write(v.file.read())
      named_file.close()
      return named_file.name
  
imports: import argparse
  import io
  import json
  import logging
  import os
  import sys
  import tempfile
  import pandas
  import torch
  from torchvision.io import decode_image
  from ludwig.api import LudwigModel
  from ludwig.constants import AUDIO, COLUMN
  from ludwig.contrib import add_contrib_callback_args
  from ludwig.globals import LUDWIG_VERSION
  from ludwig.utils.print_utils import get_logging_level_registry, print_ludwig
  from ludwig.utils.server_utils import NumpyJSONResponse
label_desc: Use image node_id 2 for calling a global function with example usage: _write_file(v, files) and returns: named_file