code: def get_result(self):
      return self.result
  
imports: import asyncio
  import time
  import urllib
  from typing import Dict, Optional, List
  from pprint import pprint
  import requests
  import ray
  import logging
  from collections import defaultdict
  from ray.util.state import list_nodes
  from ray._private.test_utils import fetch_prometheus_metrics
  from ray.util.scheduling_strategies import NodeAffinitySchedulingStrategy
  from pydantic import BaseModel
  from ray.dashboard.consts import DASHBOARD_METRIC_PORT
  from ray.dashboard.utils import get_address_for_submission_client
label_desc: Use image node_id 2 for calling the DashboardTester obj's underlying member method code with example usage: obj.get_result() and returns: self