code: def testVectorSingleValue(self):
      test_strings = constant_op.constant([b"IloveFlume!"])
  
      # Below, each pair of logits [l1, l2] indicates a "split" action
      # if l1 > l2 and a "merge" otherwise.
      test_logits = constant_op.constant(
          [
              [
                  # I
                  [2.7, -0.3],  # I: split
                  # love
                  [4.1, 0.82],  # l: split
                  [-2.3, 4.3],  # o: merge
                  [3.1, 12.2],  # v: merge
                  [-3.0, 4.7],  # e: merge
                  # Flume
                  [2.7, -0.7],  # F: split
                  [0.7, 15.0],  # l: merge
                  [1.6, 23.0],  # u: merge
                  [2.1, 11.0],  # m: merge
                  [0.0, 20.0],  # e: merge
                  # !
                  [18.0, 0.7],  # !: split
              ]
          ]
      )
      expected_tokens = [[b"I", b"love", b"Flume", b"!"]]
      (tokens, starts, ends) = self.tokenizer.tokenize_with_offsets(
          test_strings, test_logits
      )
      self.assertAllEqual(expected_tokens, tokens)
      extracted_tokens = _RaggedSubstr(test_strings, starts, ends)
      self.assertAllEqual(expected_tokens, extracted_tokens)
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  from tensorflow.python.framework import constant_op
  from tensorflow.python.framework import errors
  from tensorflow.python.framework import ops
  from tensorflow.python.framework import test_util
  from tensorflow.python.ops import array_ops
  from tensorflow.python.ops import math_ops
  from tensorflow.python.ops import string_ops
  from tensorflow.python.ops.ragged import ragged_tensor
  from tensorflow.python.platform import test
  from tensorflow_text.python.ops.split_merge_from_logits_tokenizer import SplitMergeFromLogitsTokenizer
label_desc: Use image node_id 2 for calling the SplitMergeFromLogitsTokenizerTest obj's underlying member method code with example usage: obj.testVectorSingleValue() without return types