code: def check_exit(epoch, batch):
      key = str((epoch, batch))
      if key in exit_schedule:
          ranks_to_exit = exit_schedule[key]
          if start_rank in ranks_to_exit:
              if args.exit_mode == "exception":
                  raise RuntimeError(
                      "check_rank and exit epoch={} batch={} start_rank={} rank={}".format(
                          epoch, batch, start_rank, hvd.rank()
                      )
                  )
              else:
                  psutil.Process(os.getpid()).kill()
  
file_path: horovod/test/integration/data/elastic_torch_main.py
imports: import argparse
  import json
  import os
  import psutil
  import time
  import torch
  import torch.nn.functional
  import horovod.torch
label_desc: Use image node_id 1 for calling a global function with example usage: check_exit(epoch, batch) without return types