parameters: (self)
docstring: Convert options to protocol buffer.
docstring_summary: Convert options to protocol buffer.
docstring_tokens: Convert options to protocol buffer .
function: def _to_proto(self):
      """Convert options to protocol buffer."""
      raise NotImplementedError("{}._to_proto()".format(type(self).__name__))
function_tokens: def _to_proto ( self ) : raise NotImplementedError ( "{}._to_proto()" . format ( type ( self ) . __name__ ) )