How to use the liquidctl.pmbus.CommandCode.PAGE function in liquidctl

if ret[1] == 0xfe:
            LOGGER.warning('possibly uninitialized device')
        status = [
            ('Current uptime', self._get_timedelta(_CORSAIR_READ_UPTIME), ''),
            ('Total uptime', self._get_timedelta(_CORSAIR_READ_TOTAL_UPTIME), ''),
            ('Temperature 1', self._get_float(CMD.READ_TEMPERATURE_1), '°C'),
            ('Temperature 2', self._get_float(CMD.READ_TEMPERATURE_2), '°C'),
            ('Fan control mode', self._get_fan_control_mode(), ''),
            ('Fan speed', self._get_float(CMD.READ_FAN_SPEED_1), 'rpm'),
            ('Input voltage', self._get_float(CMD.READ_VIN), 'V'),
            ('Total power', self._get_float(_CORSAIR_READ_INPUT_POWER), 'W'),
            ('+12V OCP mode', self._get_12v_ocp_mode(), ''),
        ]
        for rail in [_RAIL_12V, _RAIL_5V, _RAIL_3P3V]:
            name = _RAIL_NAMES[rail]
            self._exec(WriteBit.WRITE, CMD.PAGE, [rail])
            status.append((f'{name} output voltage', self._get_float(CMD.READ_VOUT), 'V'))
            status.append((f'{name} output current', self._get_float(CMD.READ_IOUT), 'A'))
            status.append((f'{name} output power', self._get_float(CMD.READ_POUT), 'W'))
        self._exec(WriteBit.WRITE, CMD.PAGE, [0])
        self.device.release()
        LOGGER.warning('reading the +12V OCP mode is an experimental feature')
        return status

('Total uptime', self._get_timedelta(_CORSAIR_READ_TOTAL_UPTIME), ''),
            ('Temperature 1', self._get_float(CMD.READ_TEMPERATURE_1), '°C'),
            ('Temperature 2', self._get_float(CMD.READ_TEMPERATURE_2), '°C'),
            ('Fan control mode', self._get_fan_control_mode(), ''),
            ('Fan speed', self._get_float(CMD.READ_FAN_SPEED_1), 'rpm'),
            ('Input voltage', self._get_float(CMD.READ_VIN), 'V'),
            ('Total power', self._get_float(_CORSAIR_READ_INPUT_POWER), 'W'),
            ('+12V OCP mode', self._get_12v_ocp_mode(), ''),
        ]
        for rail in [_RAIL_12V, _RAIL_5V, _RAIL_3P3V]:
            name = _RAIL_NAMES[rail]
            self._exec(WriteBit.WRITE, CMD.PAGE, [rail])
            status.append((f'{name} output voltage', self._get_float(CMD.READ_VOUT), 'V'))
            status.append((f'{name} output current', self._get_float(CMD.READ_IOUT), 'A'))
            status.append((f'{name} output power', self._get_float(CMD.READ_POUT), 'W'))
        self._exec(WriteBit.WRITE, CMD.PAGE, [0])
        self.device.release()
        LOGGER.warning('reading the +12V OCP mode is an experimental feature')
        return status

def get_status(self, **kwargs):
        """Get a status report.

        Returns a list of `(property, value, unit)` tuples.
        """
        ret = self._exec(WriteBit.WRITE, CMD.PAGE, [0])
        if ret[1] == 0xfe:
            LOGGER.warning('possibly uninitialized device')
        status = [
            ('Current uptime', self._get_timedelta(_CORSAIR_READ_UPTIME), ''),
            ('Total uptime', self._get_timedelta(_CORSAIR_READ_TOTAL_UPTIME), ''),
            ('Temperature 1', self._get_float(CMD.READ_TEMPERATURE_1), '°C'),
            ('Temperature 2', self._get_float(CMD.READ_TEMPERATURE_2), '°C'),
            ('Fan control mode', self._get_fan_control_mode(), ''),
            ('Fan speed', self._get_float(CMD.READ_FAN_SPEED_1), 'rpm'),
            ('Input voltage', self._get_float(CMD.READ_VIN), 'V'),
            ('Total power', self._get_float(_CORSAIR_READ_INPUT_POWER), 'W'),
            ('+12V OCP mode', self._get_12v_ocp_mode(), ''),
        ]
        for rail in [_RAIL_12V, _RAIL_5V, _RAIL_3P3V]:
            name = _RAIL_NAMES[rail]
            self._exec(WriteBit.WRITE, CMD.PAGE, [rail])