code: def test_deploy_class_no_params(serve_instance, use_async):
      if use_async:
          deployment_cls = AsyncCounter
      else:
          deployment_cls = Counter
  
      handle = serve.run(deployment_cls.bind()).options(
          use_new_handle_api=True,
      )
  
      assert requests.get(
          f"http://127.0.0.1:8000/{deployment_cls.name}"
      ).json() == {"count": 1}
      assert requests.get(
          f"http://127.0.0.1:8000/{deployment_cls.name}"
      ).json() == {"count": 2}
      assert handle.remote().result() == {"count": 3}
  
imports: import asyncio
  import os
  import sys
  from typing import Dict, Optional
  import pytest
  import requests
  import starlette.responses
  from fastapi import FastAPI
  import ray
  from ray import serve
  from ray._private.pydantic_compat import BaseModel, ValidationError
  from ray._private.test_utils import SignalActor, wait_for_condition
  from ray.serve._private.api import call_app_builder_with_args_if_necessary
  from ray.serve._private.common import DeploymentID
  from ray.serve._private.constants import SERVE_DEFAULT_APP_NAME
  from ray.serve.deployment import Application
  from ray.serve.exceptions import RayServeException
  from ray.serve.handle import DeploymentHandle, RayServeHandle
label_desc: Use image node_id 12 for calling a global function with example usage: test_deploy_class_no_params(serve_instance, use_async) without return types