code: def test_svd():
      x = da.ones((1, 1), chunks=(1, 1))
      y = x * 2
      u, s, v = da.linalg.svd(y)
      z = y + u
      assert_eq(z, z)
  
imports: from __future__ import annotations
  import collections
  from operator import add
  import numpy
  import pytest
  import dask
  import dask.array
  from dask.array.utils import assert_eq
  from dask.blockwise import _BLOCKWISE_DEFAULT_PREFIX, Blockwise, _unique_dep, index_subs, optimize_blockwise, rewrite_blockwise
  from dask.highlevelgraph import HighLevelGraph
  from dask.utils_test import dec, hlg_layer_topological, inc
label_desc: Use image node_id 25 for calling a global function with example usage: test_svd() without return types