old_contents: from distributed.protocol import serialize, deserialize
  import pytest
  
  cuda = pytest.importorskip("numba.cuda")
  np = pytest.importorskip("numpy")
  
  
  @pytest.mark.parametrize("dtype", ["u1", "u4", "u8", "f4"])
  def test_serialize_cupy(dtype):
      if not cuda.is_available():
          pytest.skip("CUDA is not available")
  
      ary = np.arange(100, dtype=dtype)
      x = cuda.to_device(ary)
      header, frames = serialize(x, serializers=("cuda", "dask", "pickle"))
      y = deserialize(header, frames, deserializers=("cuda", "dask", "pickle", "error"))
  
      hx = np.empty_like(ary)
      hy = np.empty_like(ary)
      x.copy_to_host(hx)
      y.copy_to_host(hy)
      assert (hx == hy).all()
  
new_contents: from distributed.protocol import serialize, deserialize
  import pytest
  
  cuda = pytest.importorskip("numba.cuda")
  np = pytest.importorskip("numpy")
  
  
  @pytest.mark.parametrize("dtype", ["u1", "u4", "u8", "f4"])
  def test_serialize_numba(dtype):
      if not cuda.is_available():
          pytest.skip("CUDA is not available")
  
      ary = np.arange(100, dtype=dtype)
      x = cuda.to_device(ary)
      header, frames = serialize(x, serializers=("cuda", "dask", "pickle"))
      y = deserialize(header, frames, deserializers=("cuda", "dask", "pickle", "error"))
  
      hx = np.empty_like(ary)
      hy = np.empty_like(ary)
      x.copy_to_host(hx)
      y.copy_to_host(hy)
      assert (hx == hy).all()
  
subject: Fix name of Numba serialization test (#3447)