code: def close(self):
      self._buffers.clear()
      self._size = 0
  
imports: import inspect
  from typing import Any, Dict, List, Tuple
  from ..lib import sparse
  from ..oscar.debug import debug_async_timeout
  from ..utils import lazy_import, implements, register_ray_serializer
  from ..metrics import Metrics, Percentile, record_time_cost_percentile
  from .base import StorageBackend, StorageLevel, ObjectInfo, register_storage_backend
  from .core import BufferWrappedFileObject, StorageFileObject
label_desc: Use image node_id 4 for calling the RayFileLikeObject obj's underlying member method code with example usage: obj.close() without return types