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Add cache to split_entity_id #71345

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Merged
balloob merged 1 commit into from
May 5, 2022
Merged

Add cache to split_entity_id #71345

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3 changes: 3 additions & 0 deletions homeassistant/core.py
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Original file line number Diff line number Diff line change
Expand Up @@ -133,9 +133,12 @@ class ConfigSource(StrEnum):
# How long to wait until things that run on startup have to finish.
TIMEOUT_EVENT_START = 15

MAX_EXPECTED_ENTITY_IDS = 16384
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@emontnemery emontnemery May 5, 2022

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Powers of two are best number 😄


_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(".")
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