Ruff fixes

Author: bouwew

plugwise/helper.py

@@ -797,7 +797,7 @@ def _control_state(self, data: GwEntityData) -> str | bool:
         Represents the heating/cooling demand-state of the local primary thermostat.
         Note: heating or cooling can still be active when the setpoint has been reached.
         """
-        
+
         if (ctrl_state := data["thermostat"].get("control_state")) is not None:
             data["thermostat"].pop("control_state")
             self._count -= 1

plugwise/util.py

@@ -197,7 +197,7 @@ def format_measure(measure: str, unit: str) -> float | int | str:
     """Format measure to correct type."""
     try:
         float_measure = float(measure)
-    except ValueError as exc:
+    except ValueError:
         return measure  # return string
 
     if unit == PERCENTAGE and 0 < float_measure <= 1: