code: def __init__(self, cuda_aware):
      self.comm = MPI.COMM_WORLD
      self.rank = self.comm.Get_rank()
      self.size = self.comm.Get_size()
      self.cuda_aware = cuda_aware
      self.compression_backend = CupyBackend()
  
file_path: H2O/h2o_flexgen/benchmark/third_party/DeepSpeed/deepspeed/runtime/comm/mpi.py
imports: import torch
  import cupy
  import time
  import numpy
  from mpi4py import MPI
  from deepspeed.runtime.compression.cupy import CupyBackend
label_desc: Use image node_id 1 to create a new MpiBackend object from inherited base classes: object with example: obj = MpiBackend(cuda_aware)