code: def test_handle_ray_failure(self):
      self.node_provider.create_nodes("worker_nodes1", 1)
      instance = Instance(
          instance_id="0",
          instance_type="worker_nodes1",
          cloud_instance_id="0",
          status=Instance.RAY_STOPPED,
      )
      assert not self.base_provider.is_terminated(
          instance.cloud_instance_id
      )
      success, verison = self.instance_storage.upsert_instance(instance)
      assert success
      instance.version = verison
      self.reconciler._handle_ray_failure([instance.instance_id])
  
      instances, _ = self.instance_storage.get_instances(
          instance_ids={instance.instance_id}
      )
      assert instances[instance.instance_id].status == Instance.STOPPING
      assert self.base_provider.is_terminated(
          instance.cloud_instance_id
      )
  
      # reconciler will detect the node is terminated and update the status.
      self.reconciler._reconcile_with_node_provider()
      instances, _ = self.instance_storage.get_instances(
          instance_ids={instance.instance_id}
      )
      assert instances[instance.instance_id].status == Instance.STOPPED
  
imports: import os
  import sys
  import unittest
  import pytest
  from ray._private.test_utils import load_test_config
  from ray.autoscaler._private.event_summarizer import EventSummarizer
  from ray.autoscaler._private.node_launcher import BaseNodeLauncher
  from ray.autoscaler._private.node_provider_availability_tracker import NodeProviderAvailabilityTracker
  from ray.autoscaler.v2.instance_manager.config import AutoscalingConfig
  from ray.autoscaler.v2.instance_manager.instance_storage import InstanceStorage
  from ray.autoscaler.v2.instance_manager.node_provider import NodeProviderAdapter
  from ray.autoscaler.v2.instance_manager.storage import InMemoryStorage
  from ray.autoscaler.v2.instance_manager.subscribers.reconciler import InstanceReconciler
  from ray.autoscaler.v2.tests.util import FakeCounter
  from ray.core.generated.instance_manager_pb2 import Instance
  from ray.tests.autoscaler_test_utils import MockProvider
label_desc: Use image node_id 3 for calling the InstanceReconcilerTest obj's underlying member method code with example usage: obj.test_handle_ray_failure() without return types