code: def dict_filter(d, keys):
      return {key: d[key] for key in keys}
  
imports: from __future__ import print_function
  from collections import OrderedDict
  from os.path import abspath, join, dirname, exists
  from utils.common import check_update
  from utils.type_conv import type_from_proto
  import time
  import yaml
label_desc: Use image node_id 6 for calling a global function with example usage: dict_filter(d, keys) and returns: unknown