code: def test_check():
      check(torch.device("cpu"), torch.tensor(42))
      check(torch.device("cpu"), torch.tensor(4), torch.tensor(2))
  
      with pytest.raises(TypeError):
          check(torch.device("cpu"), 42)
  
      with pytest.raises(TypeError):
          check(torch.device("cpu"), "str")
  
      with pytest.raises(TypeError):
          check(torch.device("cpu"), (torch.tensor(4), 2))
  
file_path: pytorch/test/distributed/pipeline/sync/test_microbatch.py
imports: import pytest
  import torch
  import torch.cuda
  from torch.distributed.pipeline.sync.microbatch import Batch, check, gather, scatter
  from torch.testing._internal.common_utils import run_tests
label_desc: Use image node_id 6 for calling a global function with example usage: test_check() without return types