code: def get_server_ip_addr():
      ip_addr_list = ["127.0.0.1:8543", "127.0.0.1:8542"]
      return ip_addr_list
  
imports: import os
  import sys
  import re
  import time
  import tqdm
  import argparse
  import unittest
  import shutil
  import numpy
  from collections import defaultdict
  from pgl.utils.logger import log
  from pgl.distributed import DistGraphClient, DistGraphServer
label_desc: Use image node_id 1 for calling a global function with example usage: get_server_ip_addr() and returns: ip_addr_list