Use UnitOfBloodGlucoseConcentration

homeassistant/components/nightscout/sensor.py

@@ -11,7 +11,7 @@
 
 from homeassistant.components.sensor import SensorDeviceClass, SensorEntity
 from homeassistant.config_entries import ConfigEntry
-from homeassistant.const import ATTR_DATE, CONCENTRATION_MILLIGRAMS_PER_DECILITER
+from homeassistant.const import ATTR_DATE, UnitOfBloodGlucoseConcentration
 from homeassistant.core import HomeAssistant
 from homeassistant.helpers.entity_platform import AddEntitiesCallback
 
@@ -38,7 +38,9 @@ class NightscoutSensor(SensorEntity):
     """Implementation of a Nightscout sensor."""
 
     _attr_device_class = SensorDeviceClass.BLOOD_SUGAR_LEVEL
-    _attr_native_unit_of_measurement = CONCENTRATION_MILLIGRAMS_PER_DECILITER
+    _attr_native_unit_of_measurement = (
+        UnitOfBloodGlucoseConcentration.MILLIGRAMS_PER_DECILITER
+    )
     _attr_icon = "mdi:cloud-question"
 
     def __init__(self, api: NightscoutAPI, name: str, unique_id: str | None) -> None:

homeassistant/components/number/const.py

@@ -10,15 +10,14 @@
 
 from homeassistant.const import (
     CONCENTRATION_MICROGRAMS_PER_CUBIC_METER,
-    CONCENTRATION_MILLIGRAMS_PER_DECILITER,
-    CONCENTRATION_MILLIMOLS_PER_LITER,
     CONCENTRATION_PARTS_PER_BILLION,
     CONCENTRATION_PARTS_PER_MILLION,
     LIGHT_LUX,
     PERCENTAGE,
     SIGNAL_STRENGTH_DECIBELS,
     SIGNAL_STRENGTH_DECIBELS_MILLIWATT,
     UnitOfApparentPower,
+    UnitOfBloodGlucoseConcentration,
     UnitOfConductivity,
     UnitOfDataRate,
     UnitOfElectricCurrent,
@@ -437,10 +436,7 @@ class NumberDeviceClass(StrEnum):
     NumberDeviceClass.AQI: {None},
     NumberDeviceClass.ATMOSPHERIC_PRESSURE: set(UnitOfPressure),
     NumberDeviceClass.BATTERY: {PERCENTAGE},
-    NumberDeviceClass.BLOOD_SUGAR_LEVEL: {
-        CONCENTRATION_MILLIGRAMS_PER_DECILITER,
-        CONCENTRATION_MILLIMOLS_PER_LITER,
-    },
+    NumberDeviceClass.BLOOD_SUGAR_LEVEL: set(UnitOfBloodGlucoseConcentration),
     NumberDeviceClass.CO: {CONCENTRATION_PARTS_PER_MILLION},
     NumberDeviceClass.CO2: {CONCENTRATION_PARTS_PER_MILLION},
     NumberDeviceClass.CONDUCTIVITY: set(UnitOfConductivity),

homeassistant/components/sensor/const.py

@@ -10,15 +10,14 @@
 
 from homeassistant.const import (
     CONCENTRATION_MICROGRAMS_PER_CUBIC_METER,
-    CONCENTRATION_MILLIGRAMS_PER_DECILITER,
-    CONCENTRATION_MILLIMOLS_PER_LITER,
     CONCENTRATION_PARTS_PER_BILLION,
     CONCENTRATION_PARTS_PER_MILLION,
     LIGHT_LUX,
     PERCENTAGE,
     SIGNAL_STRENGTH_DECIBELS,
     SIGNAL_STRENGTH_DECIBELS_MILLIWATT,
     UnitOfApparentPower,
+    UnitOfBloodGlucoseConcentration,
     UnitOfConductivity,
     UnitOfDataRate,
     UnitOfElectricCurrent,
@@ -534,10 +533,7 @@ class SensorStateClass(StrEnum):
     SensorDeviceClass.AQI: {None},
     SensorDeviceClass.ATMOSPHERIC_PRESSURE: set(UnitOfPressure),
     SensorDeviceClass.BATTERY: {PERCENTAGE},
-    SensorDeviceClass.BLOOD_SUGAR_LEVEL: {
-        CONCENTRATION_MILLIGRAMS_PER_DECILITER,
-        CONCENTRATION_MILLIMOLS_PER_LITER,
-    },
+    SensorDeviceClass.BLOOD_SUGAR_LEVEL: set(UnitOfBloodGlucoseConcentration),
     SensorDeviceClass.CO: {CONCENTRATION_PARTS_PER_MILLION},
     SensorDeviceClass.CO2: {CONCENTRATION_PARTS_PER_MILLION},
     SensorDeviceClass.CONDUCTIVITY: set(UnitOfConductivity),

homeassistant/const.py

@@ -1348,13 +1348,18 @@ class UnitOfPrecipitationDepth(StrEnum):
 CONCENTRATION_MICROGRAMS_PER_CUBIC_METER: Final = "µg/m³"
 CONCENTRATION_MILLIGRAMS_PER_CUBIC_METER: Final = "mg/m³"
 CONCENTRATION_MICROGRAMS_PER_CUBIC_FOOT: Final = "μg/ft³"
-CONCENTRATION_MILLIGRAMS_PER_DECILITER: Final = "mg/dL"
-CONCENTRATION_MILLIMOLS_PER_LITER: Final = "mmol/L"
 CONCENTRATION_PARTS_PER_CUBIC_METER: Final = "p/m³"
 CONCENTRATION_PARTS_PER_MILLION: Final = "ppm"
 CONCENTRATION_PARTS_PER_BILLION: Final = "ppb"
 
 
+class UnitOfBloodGlucoseConcentration(StrEnum):
+    """Blood glucose concentration units."""
+
+    MILLIGRAMS_PER_DECILITER = "mg/dL"
+    MILLIMOLS_PER_LITER = "mmol/L"
+
+
 # Speed units
 class UnitOfSpeed(StrEnum):
     """Speed units."""

homeassistant/util/unit_conversion.py

@@ -6,12 +6,11 @@
 from functools import lru_cache
 
 from homeassistant.const import (
-    CONCENTRATION_MILLIGRAMS_PER_DECILITER,
-    CONCENTRATION_MILLIMOLS_PER_LITER,
     CONCENTRATION_PARTS_PER_BILLION,
     CONCENTRATION_PARTS_PER_MILLION,
     PERCENTAGE,
     UNIT_NOT_RECOGNIZED_TEMPLATE,
+    UnitOfBloodGlucoseConcentration,
     UnitOfConductivity,
     UnitOfDataRate,
     UnitOfElectricCurrent,
@@ -180,13 +179,10 @@ class BloodSugarLevelConverter(BaseUnitConverter):
 
     UNIT_CLASS = "blood_sugar_level"
     _UNIT_CONVERSION: dict[str | None, float] = {
-        CONCENTRATION_MILLIGRAMS_PER_DECILITER: 18,
-        CONCENTRATION_MILLIMOLS_PER_LITER: 1,
-    }
-    VALID_UNITS = {
-        CONCENTRATION_MILLIGRAMS_PER_DECILITER,
-        CONCENTRATION_MILLIMOLS_PER_LITER,
+        UnitOfBloodGlucoseConcentration.MILLIGRAMS_PER_DECILITER: 18,
+        UnitOfBloodGlucoseConcentration.MILLIMOLS_PER_LITER: 1,
     }
+    VALID_UNITS = set(UnitOfBloodGlucoseConcentration)
 
 
 class ConductivityConverter(BaseUnitConverter):

tests/util/test_unit_conversion.py

@@ -8,11 +8,10 @@
 import pytest
 
 from homeassistant.const import (
-    CONCENTRATION_MILLIGRAMS_PER_DECILITER,
-    CONCENTRATION_MILLIMOLS_PER_LITER,
     CONCENTRATION_PARTS_PER_BILLION,
     CONCENTRATION_PARTS_PER_MILLION,
     PERCENTAGE,
+    UnitOfBloodGlucoseConcentration,
     UnitOfConductivity,
     UnitOfDataRate,
     UnitOfElectricCurrent,
@@ -85,8 +84,8 @@
 # Dict containing all converters with a corresponding unit ratio.
 _GET_UNIT_RATIO: dict[type[BaseUnitConverter], tuple[str | None, str | None, float]] = {
     BloodSugarLevelConverter: (
-        CONCENTRATION_MILLIGRAMS_PER_DECILITER,
-        CONCENTRATION_MILLIMOLS_PER_LITER,
+        UnitOfBloodGlucoseConcentration.MILLIGRAMS_PER_DECILITER,
+        UnitOfBloodGlucoseConcentration.MILLIMOLS_PER_LITER,
         18,
     ),
     ConductivityConverter: (
@@ -142,15 +141,15 @@
     BloodSugarLevelConverter: [
         (
             90,
-            CONCENTRATION_MILLIGRAMS_PER_DECILITER,
+            UnitOfBloodGlucoseConcentration.MILLIGRAMS_PER_DECILITER,
             5,
-            CONCENTRATION_MILLIMOLS_PER_LITER,
+            UnitOfBloodGlucoseConcentration.MILLIMOLS_PER_LITER,
         ),
         (
             1,
-            CONCENTRATION_MILLIMOLS_PER_LITER,
+            UnitOfBloodGlucoseConcentration.MILLIMOLS_PER_LITER,
             18,
-            CONCENTRATION_MILLIGRAMS_PER_DECILITER,
+            UnitOfBloodGlucoseConcentration.MILLIGRAMS_PER_DECILITER,
         ),
     ],
     ConductivityConverter: [