use isort to sort imports according to PEP8 for cast (#29624)

homeassistant/components/cast/discovery.py

@@ -9,9 +9,9 @@ from homeassistant.core import HomeAssistant
 from homeassistant.helpers.dispatcher import dispatcher_send
 
 from .const import (
+    INTERNAL_DISCOVERY_RUNNING_KEY,
     KNOWN_CHROMECAST_INFO_KEY,
     SIGNAL_CAST_DISCOVERED,
-    INTERNAL_DISCOVERY_RUNNING_KEY,
     SIGNAL_CAST_REMOVED,
 )
 from .helpers import ChromecastInfo, ChromeCastZeroconf

homeassistant/components/cast/home_assistant_cast.py

@@ -1,9 +1,8 @@
 """Home Assistant Cast integration for Cast."""
 from typing import Optional
 
-import voluptuous as vol
-
 from pychromecast.controllers.homeassistant import HomeAssistantController
+import voluptuous as vol
 
 from homeassistant import auth, config_entries, core
 from homeassistant.const import ATTR_ENTITY_ID

homeassistant/components/cast/media_player.py

@@ -4,12 +4,12 @@ import logging
 from typing import Optional
 
 import pychromecast
+from pychromecast.controllers.homeassistant import HomeAssistantController
+from pychromecast.controllers.multizone import MultizoneManager
 from pychromecast.socket_client import (
     CONNECTION_STATUS_CONNECTED,
     CONNECTION_STATUS_DISCONNECTED,
 )
-from pychromecast.controllers.multizone import MultizoneManager
-from pychromecast.controllers.homeassistant import HomeAssistantController
 import voluptuous as vol
 
 from homeassistant.components.media_player import PLATFORM_SCHEMA, MediaPlayerDevice
@@ -46,22 +46,22 @@ import homeassistant.util.dt as dt_util
 from homeassistant.util.logging import async_create_catching_coro
 
 from .const import (
-    DOMAIN as CAST_DOMAIN,
     ADDED_CAST_DEVICES_KEY,
-    SIGNAL_CAST_DISCOVERED,
-    KNOWN_CHROMECAST_INFO_KEY,
     CAST_MULTIZONE_MANAGER_KEY,
     DEFAULT_PORT,
+    DOMAIN as CAST_DOMAIN,
+    KNOWN_CHROMECAST_INFO_KEY,
+    SIGNAL_CAST_DISCOVERED,
     SIGNAL_CAST_REMOVED,
     SIGNAL_HASS_CAST_SHOW_VIEW,
 )
+from .discovery import discover_chromecast, setup_internal_discovery
 from .helpers import (
-    ChromecastInfo,
     CastStatusListener,
-    DynamicGroupCastStatusListener,
+    ChromecastInfo,
     ChromeCastZeroconf,
+    DynamicGroupCastStatusListener,
 )
-from .discovery import setup_internal_discovery, discover_chromecast
 
 _LOGGER = logging.getLogger(__name__)
 

tests/components/cast/test_home_assistant_cast.py

@@ -1,5 +1,6 @@
 """Test Home Assistant Cast."""
 from unittest.mock import Mock, patch
+
 from homeassistant.components.cast import home_assistant_cast
 
 from tests.common import MockConfigEntry, async_mock_signal

tests/components/cast/test_init.py

@@ -2,8 +2,8 @@
 from unittest.mock import patch
 
 from homeassistant import config_entries, data_entry_flow
-from homeassistant.setup import async_setup_component
 from homeassistant.components import cast
+from homeassistant.setup import async_setup_component
 
 from tests.common import MockDependency, mock_coro
 

tests/components/cast/test_media_player.py

@@ -2,18 +2,18 @@
 # pylint: disable=protected-access
 import asyncio
 from typing import Optional
-from unittest.mock import patch, MagicMock, Mock
+from unittest.mock import MagicMock, Mock, patch
 from uuid import UUID
 
 import attr
 import pytest
 
-from homeassistant.exceptions import PlatformNotReady
+from homeassistant.components.cast import media_player as cast
-from homeassistant.helpers.typing import HomeAssistantType
 from homeassistant.components.cast.media_player import ChromecastInfo
 from homeassistant.const import EVENT_HOMEASSISTANT_STOP
+from homeassistant.exceptions import PlatformNotReady
 from homeassistant.helpers.dispatcher import async_dispatcher_connect
-from homeassistant.components.cast import media_player as cast
+from homeassistant.helpers.typing import HomeAssistantType
 from homeassistant.setup import async_setup_component
 
 from tests.common import MockConfigEntry, mock_coro