code: def test_pickleable(self):
      aug = iaa.Clouds(seed=1)
      runtest_pickleable_uint8_img(aug, iterations=3, shape=(20, 20, 3))
  
imports: from __future__ import print_function, division, absolute_import
  import sys
  import numpy
  import cv2
  import imgaug
  from imgaug import augmenters
  from imgaug import parameters
  from imgaug.testutils import reseed, runtest_pickleable_uint8_img, is_parameter_instance
label_desc: Use image node_id 8 for calling the TestClouds obj's underlying member method code with example usage: obj.test_pickleable() without return types