code: def opts(self, threads=2, timeout=10.0):
      opts = c10d.ProcessGroupGloo._Options()
      opts._timeout = timeout
      opts._devices = [create_device(interface=LOOPBACK)]
      opts._threads = threads
      return opts
  
imports: import os
  import sys
  from datetime import timedelta
  import torch
  import torch.distributed
  from test_c10d_common import LOOPBACK
  from torch.testing._internal.common_distributed import create_device, MultiProcessTestCase, requires_gloo, requires_nccl, skip_if_lt_x_gpu, with_dist_debug_levels
  from torch.testing._internal.common_utils import run_tests, TEST_WITH_DEV_DBG_ASAN
label_desc: Use image node_id 1 for calling the ProcessGroupGlooWrapperTest obj's underlying member method code with example usage: obj.opts(threads, timeout) and returns: opts