code: def test_already_init(self, dist_init_required):
      torch.distributed.init_process_group("nccl")
      deepspeed.init_distributed(
          "nccl", dist_init_required=dist_init_required
      )
  
imports: import os
  import torch
  import deepspeed.comm
  import deepspeed
  from unit.common import DistributedTest, DistributedFixture, get_master_port
  from unit.simple_model import SimpleModel
  import pytest
label_desc: Use image node_id 1 for calling the TestDistInit obj's underlying member method code with example usage: obj.test_already_init(dist_init_required) without return types