code: def get(self):
      return self._count
  
imports: import pytest
  import ray
  from ray import serve
  from ray._private.test_utils import wait_for_condition
  from ray.exceptions import RayError
  from ray.serve._private.common import DeploymentStatus
  from ray.serve._private.constants import REPLICA_HEALTH_CHECK_UNHEALTHY_THRESHOLD, SERVE_DEFAULT_APP_NAME
label_desc: Use image node_id 2 for calling the Counter obj's underlying member method code with example usage: obj.get() and returns: self