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Add numerical_value state attribute to sensor

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This commit is contained in:
Erik 2023-02-01 13:58:43 +01:00
parent 4dba9c09fc
commit 65324431a4
2 changed files with 15 additions and 6 deletions
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20
homeassistant/components/sensor/__init__.py
View File

@ -62,6 +62,7 @@ from homeassistant.util import dt as dt_util
from .const import ( # noqa: F401
ATTR_LAST_RESET,
ATTR_NUMERICAL_VALUE,
ATTR_OPTIONS,
ATTR_STATE_CLASS,
CONF_STATE_CLASS,
@ -167,6 +168,7 @@ class SensorEntity(Entity):
_last_reset_reported = False
_sensor_option_precision: int | None = None
_sensor_option_unit_of_measurement: str | None | UndefinedType = UNDEFINED
__numerical_value: int | float | None = None
@callback
def add_to_platform_start(
@ -312,6 +314,7 @@ class SensorEntity(Entity):
@property
def state_attributes(self) -> dict[str, Any] | None:
"""Return state attributes."""
attrs: dict[str, Any] = {}
if last_reset := self.last_reset:
if (
self.state_class != SensorStateClass.TOTAL
@ -334,9 +337,11 @@ class SensorEntity(Entity):
)
if self.state_class == SensorStateClass.TOTAL:
return {ATTR_LAST_RESET: last_reset.isoformat()}
attrs[ATTR_LAST_RESET] = last_reset.isoformat()
if (numerical_value := self.__numerical_value) is not None:
attrs[ATTR_NUMERICAL_VALUE] = numerical_value
return None
return attrs
@property
def native_value(self) -> StateType | date | datetime | Decimal:
@ -461,6 +466,7 @@ class SensorEntity(Entity):
@property
def state(self) -> Any: # noqa: C901
"""Return the state of the sensor and perform unit conversions, if needed."""
self.__numerical_value = None
native_unit_of_measurement = self.native_unit_of_measurement
unit_of_measurement = self.unit_of_measurement
value = self.native_value
@ -581,8 +587,8 @@ class SensorEntity(Entity):
return value
# From here on a numerical value is expected
numerical_value: int | float | Decimal
if not isinstance(value, (int, float, Decimal)):
numerical_value: int | float
if not isinstance(value, (int, float)):
try:
if isinstance(value, str) and "." not in value:
numerical_value = int(value)
@ -645,12 +651,12 @@ class SensorEntity(Entity):
)
precision = precision + floor(ratio_log)
converted_numerical_value = converter.convert(
numerical_value = converter.convert(
float(numerical_value),
native_unit_of_measurement,
unit_of_measurement,
)
value = f"{converted_numerical_value:.{precision}f}"
value = f"{numerical_value:.{precision}f}"
# This can be replaced with adding the z option when we drop support for
# Python 3.10
value = NEGATIVE_ZERO_PATTERN.sub(r"\1", value)
@ -660,6 +666,8 @@ class SensorEntity(Entity):
# Python 3.10
value = NEGATIVE_ZERO_PATTERN.sub(r"\1", value)
self.__numerical_value = numerical_value
# Validate unit of measurement used for sensors with a device class
if (
not self._invalid_unit_of_measurement_reported

1
homeassistant/components/sensor/const.py
View File

@ -55,6 +55,7 @@ DOMAIN: Final = "sensor"
CONF_STATE_CLASS: Final = "state_class"
ATTR_LAST_RESET: Final = "last_reset"
ATTR_NUMERICAL_VALUE: Final = "numerical_value"
ATTR_STATE_CLASS: Final = "state_class"
ATTR_OPTIONS: Final = "options"