code: def init_deepspeed_comm(backend):
      global dist
      import deepspeed
      import deepspeed.comm as dist
  
      deepspeed.init_distributed(dist_backend=backend)
      local_rank = int(os.environ["LOCAL_RANK"])
      get_accelerator().set_device(local_rank)
  
file_path: deepspeedexamples/benchmarks/communication/utils.py
imports: import torch
  import os, sys
  import math
  import argparse
  from communication.constants import *
  from deepspeed.accelerator import get_accelerator
label_desc: Use image node_id 3 for calling a global function with example usage: init_deepspeed_comm(backend) without return types