From 2d5faaf3f859933aee879c05bdd0f421d3aeb8cb Mon Sep 17 00:00:00 2001
From: "J. Nick Koston" <nick@koston.org>
Date: Thu, 11 Jun 2020 12:15:02 -0500
Subject: [PATCH] Remove powerwall attributes no longer present in latest
 firmware (#36667)

---
 homeassistant/components/powerwall/binary_sensor.py | 12 ------------
 homeassistant/components/powerwall/const.py         |  3 ---
 tests/components/powerwall/test_binary_sensor.py    |  3 ---
 3 files changed, 18 deletions(-)

diff --git a/homeassistant/components/powerwall/binary_sensor.py b/homeassistant/components/powerwall/binary_sensor.py
index 160a62a2029..b3fe9d977d3 100644
--- a/homeassistant/components/powerwall/binary_sensor.py
+++ b/homeassistant/components/powerwall/binary_sensor.py
@@ -11,9 +11,6 @@ from homeassistant.components.binary_sensor import (
 from homeassistant.const import DEVICE_CLASS_POWER
 
 from .const import (
-    ATTR_GRID_CODE,
-    ATTR_NOMINAL_SYSTEM_POWER,
-    ATTR_REGION,
     DOMAIN,
     POWERWALL_API_DEVICE_TYPE,
     POWERWALL_API_GRID_STATUS,
@@ -79,15 +76,6 @@ class PowerWallRunningSensor(PowerWallEntity, BinarySensorEntity):
         """Get the powerwall running state."""
         return self._coordinator.data[POWERWALL_API_SITEMASTER].running
 
-    @property
-    def device_state_attributes(self):
-        """Return the device specific state attributes."""
-        return {
-            ATTR_REGION: self._site_info.region,
-            ATTR_GRID_CODE: self._site_info.grid_code,
-            ATTR_NOMINAL_SYSTEM_POWER: self._site_info.nominal_system_power_kW,
-        }
-
 
 class PowerWallConnectedSensor(PowerWallEntity, BinarySensorEntity):
     """Representation of an Powerwall connected sensor."""
diff --git a/homeassistant/components/powerwall/const.py b/homeassistant/components/powerwall/const.py
index 5f0e9ae3b35..caf08679652 100644
--- a/homeassistant/components/powerwall/const.py
+++ b/homeassistant/components/powerwall/const.py
@@ -8,13 +8,10 @@ POWERWALL_API_CHANGED = "api_changed"
 
 UPDATE_INTERVAL = 30
 
-ATTR_REGION = "region"
-ATTR_GRID_CODE = "grid_code"
 ATTR_FREQUENCY = "frequency"
 ATTR_ENERGY_EXPORTED = "energy_exported_(in_kW)"
 ATTR_ENERGY_IMPORTED = "energy_imported_(in_kW)"
 ATTR_INSTANT_AVERAGE_VOLTAGE = "instant_average_voltage"
-ATTR_NOMINAL_SYSTEM_POWER = "nominal_system_power_kW"
 ATTR_IS_ACTIVE = "is_active"
 
 STATUS_VERSION = "version"
diff --git a/tests/components/powerwall/test_binary_sensor.py b/tests/components/powerwall/test_binary_sensor.py
index fcca7fb34ab..1cdda033c12 100644
--- a/tests/components/powerwall/test_binary_sensor.py
+++ b/tests/components/powerwall/test_binary_sensor.py
@@ -33,9 +33,6 @@ async def test_sensors(hass):
     state = hass.states.get("binary_sensor.powerwall_status")
     assert state.state == STATE_ON
     expected_attributes = {
-        "region": "IEEE1547a:2014",
-        "grid_code": "60Hz_240V_s_IEEE1547a_2014",
-        "nominal_system_power_kW": 25,
         "friendly_name": "Powerwall Status",
         "device_class": "power",
     }