class_docstr: Test that specifying "no transformation" does nothing.
  
  Reuses all the examples of AnfTransformerTest by overriding
  `assert_body_anfs_as_expected_`.
class_docstr_tok: ["Test","that","specifying","``","no","transformation","''","does","nothing",".","Reuses","all","the","examples","of","AnfTransformerTest","by","overriding","`","assert_body_anfs_as_expected_","`","."]
code: def assert_body_anfs_as_expected(self, expected_fn, test_fn):
      # Testing the code bodies only.  Wrapping them in functions so the
      # syntax highlights nicely, but Python doesn't try to execute the
      # statements.
      node, _ = parser.parse_entity(test_fn, future_features=())
      orig_source = parser.unparse(node, indentation="  ")
      orig_str = textwrap.dedent(orig_source).strip()
      config = [
          (anf.ANY, anf.LEAVE)
      ]  # Configuration to transform nothing
      node = anf.transform(node, self._simple_context(), config=config)
      new_source = parser.unparse(node, indentation="  ")
      new_str = textwrap.dedent(new_source).strip()
      self.assertEqual(orig_str, new_str)
  
imports: import textwrap
  import gast
  from tensorflow.python.autograph.pyct import loader
  from tensorflow.python.autograph.pyct import parser
  from tensorflow.python.autograph.pyct import transformer
  from tensorflow.python.autograph.pyct.common_transformers import anf
  from tensorflow.python.platform import test
label_desc: Use image node_id 1 for calling the AnfNonTransformationTest obj's underlying member method code with example usage: obj.assert_body_anfs_as_expected(expected_fn, test_fn) without return types