code: def test_default_rng(sd):
      rng = da.random.default_rng(seed=sd)
      assert isinstance(rng, da.random.Generator)
  
imports: from __future__ import annotations
  import pytest
  import numpy
  import dask
  import dask.array
  from dask.array.core import Array
  from dask.array.utils import assert_eq
  from dask.multiprocessing import _dumps, _loads
  from dask.utils import key_split
label_desc: Use image node_id 3 for calling a global function with example usage: test_default_rng(sd) without return types