code: def testRaggedConcat(
      self,
      descr,
      rt_inputs,
      axis,
      expected,
      ragged_ranks=None,
      expected_ragged_rank=None,
      expected_shape=None,
  ):
      rt_inputs = self._rt_inputs_to_tensors(rt_inputs, ragged_ranks)
      concatenated = ragged_concat_ops.concat(rt_inputs, axis)
      if expected_ragged_rank is not None:
          self.assertEqual(
              concatenated.ragged_rank, expected_ragged_rank
          )
      if expected_shape is not None:
          self.assertEqual(concatenated.shape.as_list(), expected_shape)
      self.assertAllEqual(concatenated, expected)
  
file_path: tensorflow/tensorflow/python/ops/ragged/ragged_concat_op_test.py
imports: from absl.testing import parameterized
  from tensorflow.python.eager import context
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import dtypes
  from tensorflow.python.framework import errors
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops.ragged import ragged_concat_ops
  from tensorflow.python.ops.ragged import ragged_factory_ops
  from tensorflow.python.platform import googletest
label_desc: Use image node_id 2 for calling the RaggedConcatOpTest obj's underlying member method code with example usage: obj.testRaggedConcat(descr, rt_inputs, axis, expected, ragged_ranks, expected_ragged_rank, expected_shape) without return types