(.venv) PA@ubuntu:~/Desktop/opcua/OPCUA_Gateway/tests/opc-UA$ python3 device.py 
INFO:azure.iot.device.common.mqtt_transport:Creating client for connecting using MQTT over TCP
INFO:azure.iot.device.iothub.aio.async_clients:Connecting to Hub...
INFO:azure.iot.device.common.mqtt_transport:Connect using port 8883 (TCP)
INFO:azure.iot.device.common.mqtt_transport:connected with result code: 0
INFO:azure.iot.device.common.pipeline.pipeline_stages_mqtt:_on_mqtt_connected called
INFO:azure.iot.device.iothub.abstract_clients:Connection State - Connected
INFO:azure.iot.device.iothub.aio.async_clients:Successfully connected to Hub
INFO:azure.iot.device.iothub.aio.async_clients:Enabling feature:twin_patches...
INFO:azure.iot.device.common.mqtt_transport:subscribing to $iothub/twin/PATCH/properties/desired/# with qos 1
INFO:azure.iot.device.common.mqtt_transport:suback received for 1
INFO:azure.iot.device.iothub.aio.async_clients:Successfully enabled feature:twin_patches
INFO:azure.iot.device.iothub.aio.async_clients:Enabling feature:c2d...
INFO:azure.iot.device.common.mqtt_transport:subscribing to devices/UST0292/messages/devicebound/# with qos 1
INFO:azure.iot.device.common.mqtt_transport:suback received for 2
INFO:azure.iot.device.iothub.aio.async_clients:Successfully enabled feature:c2d
INFO:__main__:IoT Hub Connected and handlers registered
INFO:azure.iot.device.iothub.aio.async_clients:Getting twin
INFO:azure.iot.device.iothub.aio.async_clients:Enabling feature:twin...
INFO:azure.iot.device.common.mqtt_transport:subscribing to $iothub/twin/res/# with qos 1
INFO:azure.iot.device.common.mqtt_transport:suback received for 3
INFO:azure.iot.device.iothub.aio.async_clients:Successfully enabled feature:twin
INFO:azure.iot.device.common.mqtt_transport:publishing on $iothub/twin/GET/?$rid=31a6a10c-8bd6-4517-81e1-fc37ddfd576f
INFO:azure.iot.device.common.mqtt_transport:message received on $iothub/twin/res/200/?$rid=31a6a10c-8bd6-4517-81e1-fc37ddfd576f
INFO:azure.iot.device.iothub.aio.async_clients:Successfully retrieved twin
INFO:azure.iot.device.common.mqtt_transport:payload published for 4
INFO:__main__:Received twin update