code: def test_to(self):
      # Check to method
      example = TensorPropertiesTestClass(x=10.0, y=(100.0, 200.0))
      device = torch.device("cuda:0")
      new_example = example.to(device=device)
      self.assertEqual(new_example.device, device)
  
      example_cpu = example.cpu()
      self.assertEqual(example_cpu.device, torch.device("cpu"))
  
      example_gpu = example.cuda()
      self.assertEqual(example_gpu.device.type, "cuda")
      self.assertIsNotNone(example_gpu.device.index)
  
      example_gpu1 = example.cuda(1)
      self.assertEqual(example_gpu1.device, torch.device("cuda:1"))
  
imports: import unittest
  import numpy
  import torch
  from pytorch3d.common.compat import meshgrid_ij
  from pytorch3d.ops import eyes
  from pytorch3d.renderer import AlphaCompositor, PerspectiveCameras, PointsRasterizationSettings, PointsRasterizer, PointsRenderer
  from pytorch3d.renderer.utils import ndc_grid_sample, ndc_to_grid_sample_coords, TensorProperties
  from pytorch3d.structures import Pointclouds
  from .common_testing import TestCaseMixin
label_desc: Use image node_id 2 for calling the TestTensorProperties obj's underlying member method code with example usage: obj.test_to() without return types