code: def fetch_remote_index():
      url = get_remote_index_url()
      index = requests.get(url).json()
      return index
  
imports: import click
  import json
  import os
  import shutil
  import six
  import requests
  import tarfile
  import tempfile
  import tensorflow
  import uuid
  from datetime import datetime
  from luminoth import __version__
  from luminoth.utils.config import get_config
  from luminoth.utils.homedir import get_luminoth_home
label_desc: Use image node_id 12 for calling a global function with example usage: fetch_remote_index() and returns: index