misc: remove tev dependency for lan control & fixs

custom_components/xiaomi_home/miot/common.py

@@ -83,6 +83,9 @@ def randomize_int(value: int, ratio: float) -> int:
     """Randomize an integer value."""
     return int(value * (1 - ratio + random.random()*2*ratio))
 
+def randomize_float(value: float, ratio: float) -> float:
+    """Randomize a float value."""
+    return value * (1 - ratio + random.random()*2*ratio)
 
 class MIoTMatcher(MQTTMatcher):
     """MIoT Pub/Sub topic matcher."""

custom_components/xiaomi_home/miot/miot_client.py

@@ -1022,7 +1022,7 @@ async def __on_miot_lan_state_change(self, state: bool) -> None:
                 handler=self.__on_lan_device_state_changed)
             for did, info in (
                     await self._miot_lan.get_dev_list_async()).items():
-                self.__on_lan_device_state_changed(
+                await self.__on_lan_device_state_changed(
                     did=did, state=info, ctx=None)
             _LOGGER.info('lan device list, %s', self._device_list_lan)
             self._miot_lan.update_devices(devices={