code: def __exit__(self, *_: Any) -> None:
      self.close()
  
imports: import atexit
  import logging
  import sys
  import threading
  import time
  import types
  from typing import Any, Optional, Union
  from determined.common import api
  from determined.common.api import bindings
label_desc: Use image node_id 6 for calling the _HeartbeatReporter obj's underlying member method code with example usage: obj.__exit__() without return types