code: def convert_nfeat_info(nfeat_info):
      """convert node feat info"""
      res = defaultdict(dict)
      for item in nfeat_info:
          res[item[0]].update({item[1]: [item[2], item[3]]})
      return res
  
imports: import sys
  import datetime
  import os
  import yaml
  import random
  import shutil
  import six
  import warnings
  import glob
  from collections import defaultdict
  from pgl.utils.logger import log
label_desc: Use image node_id 8 for calling a global function with example usage: convert_nfeat_info(nfeat_info) and returns: res