def p_route_deprecation(self, p):
        """route_deprecation : DEPRECATED
                             | DEPRECATED BY route_name route_version
                             | empty"""
        if len(p) == 5:
            p[0] = (True, p[3], p[4])
        elif p[1]:
            p[0] = (True, None, None)
route_deprecation : DEPRECATED
                             | DEPRECATED BY route_name route_version
                             | empty