code: def test_module(self, device, dtype):
      params = [3, 20.0, 0.5]
      op = motion_blur
      op_module = MotionBlur(*params)
      img = torch.ones(1, 3, 5, 5, device=device, dtype=dtype)
  
      self.assert_close(op(img, *params), op_module(img))
  
imports: import pytest
  import torch
  from kornia.filters import MotionBlur, MotionBlur3D, get_motion_kernel2d, get_motion_kernel3d, motion_blur, motion_blur3d
  from kornia.testing import BaseTester, tensor_to_gradcheck_var
label_desc: Use image node_id 7 for calling the TestMotionBlur obj's underlying member method code with example usage: obj.test_module(device, dtype) without return types