code: def test_names():
      name = da.random.normal(0, 1, size=(1000,), chunks=(500,)).name
  
      assert name.startswith("normal")
      assert len(key_split(name)) < 10
  
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 26 for calling a global function with example usage: test_names() without return types