code: def close(self):
      if self._closed:
          return
  
      self._closed = True
      if self._mode == "w":
          self._write_close()
      else:
          self._read_close()
      self._mv = None
      self._buffer = None
  
imports: import asyncio
  import os
  from abc import ABC, abstractmethod
  from concurrent.futures import Executor
  from typing import Any, Optional, Union
  from ..lib.aio import AioFileObject
label_desc: Use image node_id 13 for calling the BufferWrappedFileObject obj's underlying member method code with example usage: obj.close() without return types