code: def __init__(self, stage):
      super().__init__(f"No run-cache for {stage.addressing}")
  
imports: import os
  from contextlib import contextmanager
  from typing import TYPE_CHECKING, List, Optional, Tuple
  from funcy import first
  from dvc import fs
  from dvc.config import RemoteConfigError
  from dvc.exceptions import CollectCacheError, DvcException
  from dvc.log import logger
  from dvc.utils import dict_sha256, relpath
label_desc: Use image node_id 1 to create a new RunCacheNotFoundError object from inherited base classes: DvcException with example: obj = RunCacheNotFoundError(stage)