preen

esphome/core/config.py

@@ -496,12 +496,14 @@ async def to_code(config: ConfigType) -> None:
         cg.add(cg.App.register_area(area_var))
 
     # Process devices and areas
+    devices: dict[str, str] | None
     if devices := config.get(CONF_DEVICES):
         # Reserve space for devices
         cg.add(cg.RawStatement(f"App.reserve_device({len(devices)});"))
         cg.add_define("USE_DEVICES")
 
         # Process additional areas
+        areas: dict[str, str] | None
         if areas := config.get(CONF_AREAS):
             for area_conf in areas:
                 area = cg.new_Pvariable(area_conf[CONF_ID])