Add extra error-handling for when wrong target temp input is provided

Author: bouwew

plugwise/__init__.py

@@ -681,9 +681,14 @@ async def set_temperature(self, loc_id: str, items: dict[str, float]) -> None:
         if "setpoint" in items:
             setpoint = items["setpoint"]
 
-        if self._cooling_present and "setpoint_high" in items:
-            tmp_setpoint_high = items["setpoint_high"]
-            tmp_setpoint_low = items["setpoint_low"]
+        if self._cooling_present:
+            if "setpoint_high" in items:
+                tmp_setpoint_high = items["setpoint_high"]
+                tmp_setpoint_low = items["setpoint_low"]
+            else:
+                raise PlugwiseError(
+                    "Plugwise: wrong target temperature provided, provide a target-temperature-high or -low."
+                )
             if self._cooling_enabled:  # in cooling mode
                 setpoint = tmp_setpoint_high
                 if tmp_setpoint_low != MIN_SETPOINT: