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Cleanup some duplicated code (#147439)

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karwosts 2025-06-24 09:22:13 -07:00 committed by GitHub
parent af6c2b5c8a
commit 657a068087
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1 changed files with 4 additions and 21 deletions
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25
homeassistant/components/derivative/sensor.py
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@ -336,13 +336,7 @@ class DerivativeSensor(RestoreSensor, SensorEntity):
"" if unit is None else unit
)
# filter out all derivatives older than `time_window` from our window list
self._state_list = [
(time_start, time_end, state)
for time_start, time_end, state in self._state_list
if (new_state.last_reported - time_end).total_seconds()
< self._time_window
]
self._prune_state_list(new_state.last_reported)
try:
elapsed_time = (
@ -380,25 +374,14 @@ class DerivativeSensor(RestoreSensor, SensorEntity):
(old_last_reported, new_state.last_reported, new_derivative)
)
def calculate_weight(
start: datetime, end: datetime, now: datetime
) -> float:
window_start = now - timedelta(seconds=self._time_window)
if start < window_start:
weight = (end - window_start).total_seconds() / self._time_window
else:
weight = (end - start).total_seconds() / self._time_window
return weight
# If outside of time window just report derivative (is the same as modeling it in the window),
# otherwise take the weighted average with the previous derivatives
if elapsed_time > self._time_window:
derivative = new_derivative
else:
derivative = Decimal("0.00")
for start, end, value in self._state_list:
weight = calculate_weight(start, end, new_state.last_reported)
derivative = derivative + (value * Decimal(weight))
derivative = self._calc_derivative_from_state_list(
new_state.last_reported
)
self._attr_native_value = round(derivative, self._round_digits)
self.async_write_ha_state()