code: def test_to_numpy(shape, dtype, device, copy):
      a_chx = array_utils.create_dummy_ndarray(chainerx, shape, dtype)
      a_np = chainerx.to_numpy(a_chx, copy)
      _check_to_numpy(a_np, a_chx, device, copy)
  
imports: import copy
  import math
  import pickle
  import numpy
  import pytest
  import chainerx
  import chainerx.testing
  from chainerx_tests import array_utils
label_desc: Use image node_id 8 for calling a global function with example usage: test_to_numpy(shape, dtype, device, copy) without return types