code: def test_small():
      assert sum(map(nbytes, dumps(b""))) < 10
      assert sum(map(nbytes, dumps(1))) < 10
  
imports: from __future__ import annotations
  import sys
  import pytest
  from dask.sizeof import sizeof
  from distributed.compatibility import WINDOWS
  from distributed.protocol import dumps, loads, msgpack, to_serialize
  from distributed.protocol.cuda import cuda_deserialize, cuda_serialize
  from distributed.protocol.serialize import Pickled, Serialize, Serialized, ToPickle, dask_deserialize, dask_serialize, deserialize, serialize
  from distributed.utils import nbytes
  from distributed.utils_test import captured_logger
label_desc: Use image node_id 2 for calling a global function with example usage: test_small() without return types