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Add cache to split_entity_id (#71345)

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J. Nick Koston 2022-05-05 13:13:55 -04:00 • committed by GitHub
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homeassistant/core.py
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@ -133,9 +133,12 @@ SOURCE_YAML = ConfigSource.YAML.value
# How long to wait until things that run on startup have to finish.
TIMEOUT_EVENT_START = 15
MAX_EXPECTED_ENTITY_IDS = 16384
_LOGGER = logging.getLogger(__name__)
@functools.lru_cache(MAX_EXPECTED_ENTITY_IDS)
def split_entity_id(entity_id: str) -> tuple[str, str]:
"""Split a state entity ID into domain and object ID."""
domain, _, object_id = entity_id.partition(".")