Its working but i got this in the logs:
Logger: miio.device
Source: components/xiaomi_miio/init.py:244
First occurred: 09:09:19 (1 occurrence)
Last logged: 09:09:19
Found an unsupported model 'roborock.vacuum.a38' for class 'RoborockVacuum'. If this is working for you, please open an issue at https://github.com/rytilahti/python-miio/