code: def test___init___no_arguments(self):
      batch = ia.Batch()
      for attr_name in ATTR_NAMES:
          assert getattr(batch, "%s_unaug" % (attr_name,)) is None
          assert getattr(batch, "%s_aug" % (attr_name,)) is None
      assert batch.data is None
  
imports: from __future__ import print_function, division, absolute_import
  import warnings
  import sys
  import numpy
  import imgaug
  import imgaug.augmenters
  from imgaug.testutils import reseed
  from imgaug.augmentables.batches import _BatchInAugmentation
label_desc: Use image node_id 2 for calling the TestBatch obj's underlying member method code with example usage: obj.test___init___no_arguments() without return types