From 981c34f88d9aa7b9c68db47d1c1b3a8f9af7d1e1 Mon Sep 17 00:00:00 2001
From: Maciej Bieniek <bieniu@users.noreply.github.com>
Date: Tue, 7 Jun 2022 19:15:25 +0200
Subject: [PATCH] Use class attribute instead of property in min_max
 integration (#73175)

---
 homeassistant/components/min_max/sensor.py | 28 +++++-----------------
 1 file changed, 6 insertions(+), 22 deletions(-)

diff --git a/homeassistant/components/min_max/sensor.py b/homeassistant/components/min_max/sensor.py
index 99aec4e9e7b..c5a51cdda7a 100644
--- a/homeassistant/components/min_max/sensor.py
+++ b/homeassistant/components/min_max/sensor.py
@@ -161,6 +161,10 @@ def calc_median(sensor_values, round_digits):
 class MinMaxSensor(SensorEntity):
     """Representation of a min/max sensor."""
 
+    _attr_icon = ICON
+    _attr_should_poll = False
+    _attr_state_class = SensorStateClass.MEASUREMENT
+
     def __init__(self, entity_ids, name, sensor_type, round_digits, unique_id):
         """Initialize the min/max sensor."""
         self._attr_unique_id = unique_id
@@ -169,9 +173,9 @@ class MinMaxSensor(SensorEntity):
         self._round_digits = round_digits
 
         if name:
-            self._name = name
+            self._attr_name = name
         else:
-            self._name = f"{sensor_type} sensor".capitalize()
+            self._attr_name = f"{sensor_type} sensor".capitalize()
         self._sensor_attr = SENSOR_TYPE_TO_ATTR[self._sensor_type]
         self._unit_of_measurement = None
         self._unit_of_measurement_mismatch = False
@@ -196,11 +200,6 @@ class MinMaxSensor(SensorEntity):
 
         self._calc_values()
 
-    @property
-    def name(self):
-        """Return the name of the sensor."""
-        return self._name
-
     @property
     def native_value(self):
         """Return the state of the sensor."""
@@ -215,11 +214,6 @@ class MinMaxSensor(SensorEntity):
             return "ERR"
         return self._unit_of_measurement
 
-    @property
-    def should_poll(self):
-        """No polling needed."""
-        return False
-
     @property
     def extra_state_attributes(self):
         """Return the state attributes of the sensor."""
@@ -231,16 +225,6 @@ class MinMaxSensor(SensorEntity):
             return {ATTR_LAST_ENTITY_ID: self.last_entity_id}
         return None
 
-    @property
-    def icon(self):
-        """Return the icon to use in the frontend, if any."""
-        return ICON
-
-    @property
-    def state_class(self) -> SensorStateClass:
-        """Return the state class."""
-        return SensorStateClass.MEASUREMENT
-
     @callback
     def _async_min_max_sensor_state_listener(self, event, update_state=True):
         """Handle the sensor state changes."""