Add exception translations for GIOS integration (#141006)

Add exception translations

homeassistant/components/gios/__init__.py

@@ -44,7 +44,14 @@ async def async_setup_entry(hass: HomeAssistant, entry: GiosConfigEntry) -> bool
     try:
         gios = await Gios.create(websession, station_id)
     except (GiosError, ConnectionError, ClientConnectorError) as err:
-        raise ConfigEntryNotReady from err
+        raise ConfigEntryNotReady(
+            translation_domain=DOMAIN,
+            translation_key="cannot_connect",
+            translation_placeholders={
+                "entry": entry.title,
+                "error": repr(err),
+            },
+        ) from err
 
     coordinator = GiosDataUpdateCoordinator(hass, entry, gios)
     await coordinator.async_config_entry_first_refresh()

homeassistant/components/gios/coordinator.py

@@ -57,4 +57,11 @@ class GiosDataUpdateCoordinator(DataUpdateCoordinator[GiosSensors]):
             async with asyncio.timeout(API_TIMEOUT):
                 return await self.gios.async_update()
         except (GiosError, ClientConnectorError) as error:
-            raise UpdateFailed(error) from error
+            raise UpdateFailed(
+                translation_domain=DOMAIN,
+                translation_key="update_error",
+                translation_placeholders={
+                    "entry": self.config_entry.title,
+                    "error": repr(error),
+                },
+            ) from error

homeassistant/components/gios/strings.json

@@ -170,5 +170,13 @@
         }
       }
     }
+  },
+  "exceptions": {
+    "cannot_connect": {
+      "message": "An error occurred while connecting to the GIOS API for {entry}: {error}"
+    },
+    "update_error": {
+      "message": "An error occurred while retrieving data from the GIOS API for {entry}: {error}"
+    }
   }
 }