parameters: (foo)
docstring: Used to have an object to return for generators.
docstring_summary: Used to have an object to return for generators.
docstring_tokens: Used to have an object to return for generators .
function: def _a_generator(foo):
      """Used to have an object to return for generators."""
      yield 42
      yield foo
function_tokens: def _a_generator ( foo ) : yield 42 yield foo