imports: import unittest
  import numpy
  from parameterized import parameterized
  from transformers.testing_utils import require_flax, require_tf, require_torch, require_vision
  from transformers.utils.import_utils import is_flax_available, is_tf_available, is_torch_available, is_vision_available
label_desc: Use image node_id 18 for calling the ImageTransformsTester obj's underlying member method code with example usage: obj.test_flip_channel_order() without return types