Add missing from err

Author: bouwew

plugwise_usb/nodes/circle.py

@@ -1147,7 +1147,7 @@ async def _relay_init_get(self) -> bool | None:
                 self._send, self._mac_in_bytes, False, False
             )
         except MessageError as err:
-            raise NodeError(f"{self._mac_in_str} error: {err}")
+            raise NodeError(f"{self._mac_in_str} error: {err}") from err
 
         if (response := await request.send()) is None:
             _LOGGER.warning(
@@ -1174,7 +1174,7 @@ async def _relay_init_set(self, state: bool) -> None:
                 self._send, self._mac_in_bytes, True, state
             )
         except MessageError as err:
-            raise NodeError(f"{self._mac_in_str} error: {err}")
+            raise NodeError(f"{self._mac_in_str} error: {err}") from err
 
         if (response := await request.send()) is None:
             _LOGGER.warning(