code: def __init__(
      self,
      callback: Callable[[], None],
      finish_after: float,
      before: APIDict,
      after: APIDict,
  ):
      self.callback = callback
      self.finish_after = time.monotonic() + finish_after
      self.before = before
      self.after = after
  
imports: import os
  import sys
  import time
  import unittest
  from typing import Callable
  from unittest.mock import patch
  from freezegun import freeze_time
  from ray_release.exception import ClusterCreationError, ClusterStartupError, ClusterStartupTimeout, ClusterStartupFailed, ClusterEnvBuildError, ClusterEnvBuildTimeout, ClusterComputeCreateError, ClusterEnvCreateError
  from ray_release.cluster_manager.full import FullClusterManager
  from ray_release.cluster_manager.minimal import MinimalClusterManager
  from ray_release.tests.utils import UNIT_TEST_PROJECT_ID, UNIT_TEST_CLOUD_ID, APIDict, fail_always, fail_once, MockSDK
  from ray_release.util import get_anyscale_sdk
  from ray_release.test import Test
label_desc: Use image node_id 1 to create a new _DelayedResponse object  with example: obj = _DelayedResponse(callback, finish_after, before, after)