def call_method()

in pystemd/dbuslib.pyx [0:0]

• 40 lines of code
• 6 McCabe index (conditional complexity)

    def call_method(
            self,
            const char *destination,
            const char *path,
            const char *interface,
            const char *method,
            args):

        cdef:
            int r
            int arg_type

            dbusc.sd_bus_message *msg_call = NULL
            dbusc.sd_bus_message *msg_reply = NULL
            dbusc.sd_bus_error error = dbusc.sd_bus_error(NULL, NULL, 0)

            DbusMessage msg = DbusMessage()

        r = dbusc.sd_bus_message_new_method_call(
            self.bus,
            &msg_call,
            destination,
            path,
            interface,
            method
        )

        if r < 0:
            raise DBusError(r, None, 'Could not create DBus method')

        for narg, (arg_type, arg_value) in enumerate(args or []):
            try:
                self._msg_append(msg_call, arg_type, arg_value)
            except TypeError as e:
              raise TypeError(
                str(e) + ' for input "{}", element '
                'number {} in input serie:\n{}'.format(
                  arg_value, narg, pformat(args)))


        r = dbusc.sd_bus_call(self.bus, msg_call, 0, &error, msg.ref())

        if r < 0:
            raise DBusError(r, error.name, error.message)

        msg.process_reply(False)

        dbusc.sd_bus_message_unref(msg_call)
        dbusc.sd_bus_message_unref(msg_reply)
        dbusc.sd_bus_error_free(&error)

        return msg