code: def calc_ips(batch_size, time):
      world_size = (
          torch.distributed.get_world_size()
          if torch.distributed.is_initialized()
          else 1
      )
      tbs = world_size * batch_size
      return tbs / time
  
imports: import math
  import os
  import numpy
  import torch
  import shutil
  import signal
  import torch.distributed
label_desc: Use image node_id 6 for calling a global function with example usage: calc_ips(batch_size, time) and returns: unknown