code: def __init__(
      self,
      controller: ActorHandle,
  ):
      self._controller: ServeController = controller
      self._shutdown = False
      self._http_config: HTTPOptions = ray.get(
          controller.get_http_config.remote()
      )
      self._root_url = ray.get(controller.get_root_url.remote())
  
      # Each handle has the overhead of long poll client, therefore cached.
      self.handle_cache = dict()
      self._evicted_handle_keys = set()
  
imports: import logging
  import random
  import time
  from functools import wraps
  from typing import Any, Callable, Dict, Iterable, List, Optional, Tuple, Union
  import ray
  from ray.actor import ActorHandle
  from ray.serve._private.common import ApplicationStatus, DeploymentID, DeploymentStatus, DeploymentStatusInfo, MultiplexedReplicaInfo, StatusOverview
  from ray.serve._private.config import DeploymentConfig, ReplicaConfig
  from ray.serve._private.constants import CLIENT_CHECK_CREATION_POLLING_INTERVAL_S, CLIENT_POLLING_INTERVAL_S, MAX_CACHED_HANDLES, RAY_SERVE_ENABLE_NEW_HANDLE_API, SERVE_DEFAULT_APP_NAME
  from ray.serve._private.controller import ServeController
  from ray.serve._private.deploy_utils import get_deploy_args
  from ray.serve._private.deployment_info import DeploymentInfo
  from ray.serve.config import HTTPOptions
  from ray.serve.exceptions import RayServeException
  from ray.serve.generated.serve_pb2 import DeploymentArgs, DeploymentRoute, DeploymentRouteList
  from ray.serve.generated.serve_pb2 import DeploymentStatusInfo
  from ray.serve.generated.serve_pb2 import StatusOverview
  from ray.serve.handle import DeploymentHandle, RayServeHandle, RayServeSyncHandle
  from ray.serve.schema import LoggingConfig, ServeApplicationSchema, ServeDeploySchema
label_desc: Use image node_id 1 to create a new ServeControllerClient object  with example: obj = ServeControllerClient(controller)