code: def close(self):
      self._jfile.close()
  
imports: import io
  import json
  import time
  from typing import Dict, List, Union, Any
  import dateutil.parser
  from hailtop.fs.fs import FS
  from hailtop.fs.stat_result import FileType, FileListEntry, FileStatus
label_desc: Use image node_id 2 for calling the HadoopReader obj's underlying member method code with example usage: obj.close() without return types