def unadvertise_service(self, message):
        # parse the message
        service_name = message["service"]

        # unregister service in ROS
        if service_name in self.protocol.external_service_list.keys():
            self.protocol.external_service_list[service_name].service_handle.shutdown("Unadvertise request.")
            del self.protocol.external_service_list[service_name]
            self.protocol.log("info", "Unadvertised service %s." % service_name)
        else:
            self.protocol.log("error", service_name % "Service %s has no been advertised externally.")
dataset/ETHPy150Open RobotWebTools/rosbridge_suite/rosbridge_library/src/rosbridge_library/capabilities/unadvertise_service.py/UnadvertiseService.unadvertise_service/swapped operands of `%`