code: def test_dedent_block_continuation(self):
      code = r"""
      def f():
        a = \
            1
        return a
      """
  
      f = self._eval_code(parser.dedent_block(code), "f")
      self.assertEqual(f(), 1)
  
imports: import re
  import textwrap
  import gast
  from tensorflow.python.autograph.pyct import ast_util
  from tensorflow.python.autograph.pyct import errors
  from tensorflow.python.autograph.pyct import parser
  from tensorflow.python.autograph.pyct import pretty_printer
  from tensorflow.python.platform import test
label_desc: Use image node_id 21 for calling the ParserTest obj's underlying member method code with example usage: obj.test_dedent_block_continuation() without return types