code: def test_parser_no_blanks(
      self, expected_example_tuples: ExampleTuples, string: str
  ):
      string = string.replace("\n\n", "\n")
      self._do_test(expected_example_tuples, string)
  
file_path: tensorflow/tensorflow/tools/docs/fenced_doctest_test.py
imports: from typing import List, Optional, Tuple
  from absl.testing import absltest
  from absl.testing import parameterized
  from tensorflow.tools.docs import fenced_doctest_lib
label_desc: Use image node_id 3 for calling the G3DoctestTest obj's underlying member method code with example usage: obj.test_parser_no_blanks(expected_example_tuples, string) without return types