Fix type on known_object_ids in _entity_id_available and async_generate_entity_id (#115378)

homeassistant/helpers/entity_registry.py

@@ -10,7 +10,7 @@ timer.
 
 from __future__ import annotations
 
-from collections.abc import Callable, Hashable, Iterable, KeysView, Mapping
+from collections.abc import Callable, Container, Hashable, KeysView, Mapping
 from datetime import datetime, timedelta
 from enum import StrEnum
 from functools import cached_property
@@ -714,7 +714,7 @@ class EntityRegistry(BaseRegistry):
         return list(self.entities.get_device_ids())
 
     def _entity_id_available(
-        self, entity_id: str, known_object_ids: Iterable[str] | None
+        self, entity_id: str, known_object_ids: Container[str] | None
     ) -> bool:
         """Return True if the entity_id is available.
 
@@ -740,7 +740,7 @@ class EntityRegistry(BaseRegistry):
         self,
         domain: str,
         suggested_object_id: str,
-        known_object_ids: Iterable[str] | None = None,
+        known_object_ids: Container[str] | None = None,
     ) -> str:
         """Generate an entity ID that does not conflict.
 
@@ -753,7 +753,7 @@ class EntityRegistry(BaseRegistry):
 
         test_string = preferred_string[:MAX_LENGTH_STATE_ENTITY_ID]
         if known_object_ids is None:
-            known_object_ids = {}
+            known_object_ids = set()
 
         tries = 1
         while not self._entity_id_available(test_string, known_object_ids):
@@ -773,7 +773,7 @@ class EntityRegistry(BaseRegistry):
         unique_id: str,
         *,
         # To influence entity ID generation
-        known_object_ids: Iterable[str] | None = None,
+        known_object_ids: Container[str] | None = None,
         suggested_object_id: str | None = None,
         # To disable or hide an entity if it gets created
         disabled_by: RegistryEntryDisabler | None = None,