code: def read_json(json_file):
      """
      Utility method to read a json file schema
  
      Parameters:
      -----------
      json_file : string
          file name for the json schema
  
      Returns:
      --------
      dictionary, as serialized in the json_file
      """
      with open(json_file) as schema:
          val = json.load(schema)
  
      return val
  
imports: import json
  import logging
  import os
  from itertools import cycle
  import constants
  import dgl
  import numpy
  import psutil
  import pyarrow
  import torch
  from dgl.distributed.partition import _dump_part_config
  from pyarrow import csv
label_desc: Use image node_id 2 for calling a global function with example usage: read_json(json_file) and returns: val