code: def test_distrib_nccl_gpu(distributed_context_single_node_nccl):
      device = idist.device()
      _test_distrib_multilabel_input_NHW(device)
      _test_distrib_integration_multiclass(device)
      _test_distrib_integration_multilabel(device)
      _test_distrib_accumulator_device(device)
      _test_distrib_integration_list_of_tensors_or_numbers(device)
  
imports: import os
  import pytest
  import torch
  from packaging.version import Version
  from sklearn.metrics import accuracy_score
  import ignite.distributed
  from ignite.engine import Engine
  from ignite.exceptions import NotComputableError
  from ignite.metrics import Accuracy
label_desc: Use image node_id 20 for calling a global function with example usage: test_distrib_nccl_gpu(distributed_context_single_node_nccl) without return types