Get all devices from Lupusec.

def get_devices(self, refresh=False, generic_type=None):
        """Get all devices from Lupusec."""
        _LOGGER.info("Updating all devices...")
        if refresh or self._devices is None:
            if self._devices is None:
                self._devices = {}

            responseObject = self.get_sensors()
            if (responseObject and
                    not isinstance(responseObject, (tuple, list))):
                responseObject = responseObject

            for deviceJson in responseObject:
                # Attempt to reuse an existing device
                device = self._devices.get(deviceJson['name'])

                # No existing device, create a new one
                if device:
                    device.update(deviceJson)
                else:
                    device = newDevice(deviceJson, self)

                    if not device:
                        _LOGGER.info('Device is unknown')
                        continue

                    self._devices[device.device_id] = device

            # We will be treating the Lupusec panel itself as an armable device.
            panelJson = self.get_panel()
            _LOGGER.debug("Get the panel in get_devices: %s", panelJson)

            self._panel.update(panelJson)

            alarmDevice = self._devices.get('0')

            if alarmDevice:
                alarmDevice.update(panelJson)
            else:
                alarmDevice = ALARM.create_alarm(panelJson, self)
                self._devices['0'] = alarmDevice

            # Now we will handle the power switches
            switches = self.get_power_switches()
            _LOGGER.debug(
                'Get active the power switches in get_devices: %s', switches)

            for deviceJson in switches:
                # Attempt to reuse an existing device
                device = self._devices.get(deviceJson['name'])

                # No existing device, create a new one
                if device:
                    device.update(deviceJson)
                else:
                    device = newDevice(deviceJson, self)
                    if not device:
                        _LOGGER.info('Device is unknown')
                        continue
                    self._devices[device.device_id] = device

        if generic_type:
            devices = []
            for device in self._devices.values():
                if (device.type is not None and
                        device.type in generic_type[0]):
                    devices.append(device)
            return devices

        return list(self._devices.values())