code: def server_info(self):
      if self._server_info is None:
          self._server_info = self.execute(self.INFO_QUERY).get(
              "serverInfo"
          )
      return self._server_info
  
imports: import json
  import logging
  import os
  import urllib
  from typing import TYPE_CHECKING, Any, Dict, Optional
  import requests
  from wandb_gql import Client, gql
  from wandb_gql.client import RetryError
  import wandb
  from wandb import env, util
  from wandb.apis import public
  from wandb.apis.internal import Api
  from wandb.apis.normalize import normalize_exceptions
  from wandb.apis.public.const import RETRY_TIMEDELTA
  from wandb.sdk.internal.thread_local_settings import _thread_local_api_settings
  from wandb.sdk.launch.utils import LAUNCH_DEFAULT_PROJECT
  from wandb.sdk.lib import retry, runid
  from wandb.sdk.lib.gql_request import GraphQLSession
label_desc: Use image node_id 4 for calling the RetryingClient obj's underlying member method code with example usage: obj.server_info() and returns: self