code: def close(self):
      if not self._file.closed:
          self._file.close()
          self._file = None
          utils.debug_log(
              "FileStream is closed",
              os.path.realpath(self._file.name),
              verbosity=0,
          )
      super(FileStream, self).close()
  
file_path: tensorwatch/tensorwatch/file_stream.py
imports: from .stream import Stream
  import pickle, os
  from typing import Any
  from .None import utils
  import time
label_desc: Use image node_id 2 for calling the FileStream obj's underlying member method code with example usage: obj.close() without return types