Cleanup code for UptimeRobot (#154892)

Author: chemelli74

homeassistant/components/uptimerobot/coordinator.py

@@ -2,6 +2,8 @@
 
 from __future__ import annotations
 
+from typing import TYPE_CHECKING
+
 from pyuptimerobot import (
     UptimeRobot,
     UptimeRobotAuthenticationException,
@@ -51,7 +53,12 @@ async def _async_update_data(self) -> list[UptimeRobotMonitor]:
             raise UpdateFailed(exception) from exception
 
         if response.status != API_ATTR_OK:
-            raise UpdateFailed(response.error.message)
+            raise UpdateFailed(
+                response.error.message if response.error else "Unknown error"
+            )
+
+        if TYPE_CHECKING:
+            assert isinstance(response.data, list)
 
         monitors: list[UptimeRobotMonitor] = response.data
 
@@ -70,11 +77,4 @@ async def _async_update_data(self) -> list[UptimeRobotMonitor]:
                         remove_config_entry_id=self.config_entry.entry_id,
                     )
 
-        # If there are new monitors, we should reload the config entry so we can
-        # create new devices and entities.
-        if self.data and new_monitors - current_monitors:
-            self.hass.async_create_task(
-                self.hass.config_entries.async_reload(self.config_entry.entry_id)
-            )
-
         return monitors