code: def test_to_tensor_gpu():
      test_to_tensor()
  
file_path: mxnet/tests/python/gpu/test_gluon_transforms.py
imports: from __future__ import print_function
  import os
  import sys
  import mxnet
  import mxnet.ndarray
  import numpy
  from mxnet import gluon
  from mxnet.base import MXNetError
  from mxnet.gluon.data.vision import transforms
  from mxnet.test_utils import assert_almost_equal, set_default_device
  from mxnet.test_utils import almost_equal, same
  from common import assertRaises
  from test_numpy_gluon_data_vision import test_to_tensor, test_normalize, test_crop_resize
label_desc: Use image node_id 2 for calling a global function with example usage: test_to_tensor_gpu() without return types