code: def testWhitespaceCharacters(self):
      test_value = constant_op.constant(
          [b"things:\tcarpet\rdesk\nlamp"]
      )
      expected_tokens = [[b"things", b":", b"carpet", b"desk", b"lamp"]]
      expected_offset_starts = [[0, 6, 8, 15, 20]]
      expected_offset_ends = [[6, 7, 14, 19, 24]]
      tokens = self.tokenizer.tokenize(test_value)
      self.assertAllEqual(tokens, expected_tokens)
      (tokens, starts, ends) = self.tokenizer.tokenize_with_offsets(
          test_value
      )
      self.assertAllEqual(tokens, expected_tokens)
      self.assertAllEqual(starts, expected_offset_starts)
      self.assertAllEqual(ends, expected_offset_ends)
  
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 test_util
  from tensorflow.python.ops.ragged import ragged_factory_ops
  from tensorflow.python.platform import test
  from tensorflow_text.python.ops.unicode_script_tokenizer import UnicodeScriptTokenizer
label_desc: Use image node_id 14 for calling the UnicodeScriptTokenizerOpTest obj's underlying member method code with example usage: obj.testWhitespaceCharacters() without return types