code: def _terminate_handler(signum=None, frame=None):
      logger.info(
          f"Caught signal {signal.Signals(signum)}, using custom handling..."
      )
      for fn in _handler_functions:
          fn(signum, frame)
      if signum is not None:
          logger.info(f"Exiting with return code {signum}.")
          sys.exit(signum)
  
file_path: ray/release/ray_release/signal_handling.py
imports: import signal
  import sys
  from typing import Any, Callable, List, Union
  from ray_release.logger import logger
label_desc: Use image node_id 1 for calling a global function with example usage: _terminate_handler(signum, frame) without return types