@property<EOL><INDENT>def code(self):<DEDENT>
return self._code<EOL>
Gets the code of this ObtainTokenRequest.
The authorization code to exchange. This is required if `grant_type` is set to `authorization_code`, to indicate that the application wants to exchange an authorization code for an OAuth access token.

:return: The code of this ObtainTokenRequest.
:rtype: str