code: def check_gaussian_blur_cpu_gpu(batch_size, sigma, window_size):
      cpu_pipe = get_gaussian_pipe(
          batch_size, sigma, window_size, "cpu"
      )
      gpu_pipe = get_gaussian_pipe(
          batch_size, sigma, window_size, "gpu"
      )
      compare_pipelines(
          cpu_pipe, gpu_pipe, batch_size, 16, max_allowed_error=1
      )
  
imports: from nvidia.dali.pipeline import Pipeline, pipeline_def
  import nvidia.dali.types
  import nvidia.dali.fn
  import numpy
  import cv2
  from scipy.ndimage import convolve1d
  import os
  from nose_utils import assert_raises, raises
  from nose.plugins.attrib import attr
  from sequences_test_utils import video_suite_helper, ArgCb
  from test_utils import get_dali_extra_path, check_batch, compare_pipelines, RandomlyShapedDataIterator, dali_type
label_desc: Use image node_id 10 for calling a global function with example usage: check_gaussian_blur_cpu_gpu(batch_size, sigma, window_size) without return types