diff --git a/homeassistant/helpers/signal.py b/homeassistant/helpers/signal.py
index c7035d5a0d2a..baaa36e83ced 100644
--- a/homeassistant/helpers/signal.py
+++ b/homeassistant/helpers/signal.py
@@ -1,4 +1,5 @@
 """Signal handling related helpers."""
+
 import asyncio
 import logging
 import signal
diff --git a/homeassistant/scripts/auth.py b/homeassistant/scripts/auth.py
index dd3b9b7ba48c..fff57c7adfe3 100644
--- a/homeassistant/scripts/auth.py
+++ b/homeassistant/scripts/auth.py
@@ -1,4 +1,5 @@
 """Script to manage users for the Home Assistant auth provider."""
+
 import argparse
 import asyncio
 import logging
diff --git a/homeassistant/scripts/ensure_config.py b/homeassistant/scripts/ensure_config.py
index 786b16ca9239..e1ae7bc91422 100644
--- a/homeassistant/scripts/ensure_config.py
+++ b/homeassistant/scripts/ensure_config.py
@@ -1,4 +1,5 @@
 """Script to ensure a configuration file exists."""
+
 import argparse
 import asyncio
 import os
diff --git a/homeassistant/scripts/macos/__init__.py b/homeassistant/scripts/macos/__init__.py
index 7668c73be9d4..f629492ec398 100644
--- a/homeassistant/scripts/macos/__init__.py
+++ b/homeassistant/scripts/macos/__init__.py
@@ -1,4 +1,5 @@
 """Script to install/uninstall HA into OS X."""
+
 import os
 import time
 
diff --git a/homeassistant/util/ssl.py b/homeassistant/util/ssl.py
index 6bfbec88a336..7c1e653ce750 100644
--- a/homeassistant/util/ssl.py
+++ b/homeassistant/util/ssl.py
@@ -1,4 +1,5 @@
 """Helper to create SSL contexts."""
+
 import contextlib
 from enum import StrEnum
 from functools import cache
diff --git a/homeassistant/util/thread.py b/homeassistant/util/thread.py
index 0d600486f2fd..7673d962d745 100644
--- a/homeassistant/util/thread.py
+++ b/homeassistant/util/thread.py
@@ -1,4 +1,5 @@
 """Threading util helpers."""
+
 import ctypes
 import inspect
 import logging
diff --git a/script/hassfest/metadata.py b/script/hassfest/metadata.py
index 091c1b88e305..bd3ac4514e7f 100644
--- a/script/hassfest/metadata.py
+++ b/script/hassfest/metadata.py
@@ -1,4 +1,5 @@
 """Package metadata validation."""
+
 import tomllib
 
 from homeassistant.const import REQUIRED_PYTHON_VER, __version__
diff --git a/script/inspect_schemas.py b/script/inspect_schemas.py
index cd72f55a8554..a8ffe0afb60a 100755
--- a/script/inspect_schemas.py
+++ b/script/inspect_schemas.py
@@ -1,5 +1,6 @@
 #!/usr/bin/env python3
 """Inspect all component SCHEMAS."""
+
 import importlib
 import os
 import pkgutil
diff --git a/script/languages.py b/script/languages.py
index f55fc21db935..bfc811a09055 100644
--- a/script/languages.py
+++ b/script/languages.py
@@ -1,4 +1,5 @@
 """Helper script to update language list from the frontend source."""
+
 import json
 from pathlib import Path
 import sys
diff --git a/script/lint_and_test.py b/script/lint_and_test.py
index 48809ae4dcd1..0b0562a0a840 100755
--- a/script/lint_and_test.py
+++ b/script/lint_and_test.py
@@ -3,6 +3,7 @@
 
 This is NOT a full CI/linting replacement, only a quick check during development.
 """
+
 import asyncio
 from collections import namedtuple
 from contextlib import suppress
diff --git a/script/scaffold/__main__.py b/script/scaffold/__main__.py
index c303fc2c247a..f81f9144f98f 100644
--- a/script/scaffold/__main__.py
+++ b/script/scaffold/__main__.py
@@ -1,4 +1,5 @@
 """Validate manifests."""
+
 import argparse
 from pathlib import Path
 import subprocess
diff --git a/script/scaffold/gather_info.py b/script/scaffold/gather_info.py
index 47106e7f9566..cfa2669ebfe8 100644
--- a/script/scaffold/gather_info.py
+++ b/script/scaffold/gather_info.py
@@ -1,4 +1,5 @@
 """Gather info for scaffolding."""
+
 import json
 
 from homeassistant.util import slugify
diff --git a/script/scaffold/templates/config_flow_discovery/integration/config_flow.py b/script/scaffold/templates/config_flow_discovery/integration/config_flow.py
index 4e1b70a51f36..e2cfed40e1d4 100644
--- a/script/scaffold/templates/config_flow_discovery/integration/config_flow.py
+++ b/script/scaffold/templates/config_flow_discovery/integration/config_flow.py
@@ -1,4 +1,5 @@
 """Config flow for NEW_NAME."""
+
 import my_pypi_dependency
 
 from homeassistant.core import HomeAssistant
diff --git a/script/scaffold/templates/config_flow_helper/tests/test_init.py b/script/scaffold/templates/config_flow_helper/tests/test_init.py
index 0e86874c745f..9f6951189ac5 100644
--- a/script/scaffold/templates/config_flow_helper/tests/test_init.py
+++ b/script/scaffold/templates/config_flow_helper/tests/test_init.py
@@ -1,4 +1,5 @@
 """Test the NEW_NAME integration."""
+
 import pytest
 
 from homeassistant.components.NEW_DOMAIN.const import DOMAIN
diff --git a/script/scaffold/templates/config_flow_oauth2/integration/config_flow.py b/script/scaffold/templates/config_flow_oauth2/integration/config_flow.py
index a035a65dbb32..d855cc2a70bb 100644
--- a/script/scaffold/templates/config_flow_oauth2/integration/config_flow.py
+++ b/script/scaffold/templates/config_flow_oauth2/integration/config_flow.py
@@ -1,4 +1,5 @@
 """Config flow for NEW_NAME."""
+
 import logging
 
 from homeassistant.helpers import config_entry_oauth2_flow
diff --git a/script/scaffold/templates/device_action/tests/test_device_action.py b/script/scaffold/templates/device_action/tests/test_device_action.py
index a6e8f99854a4..cd7adfbc844f 100644
--- a/script/scaffold/templates/device_action/tests/test_device_action.py
+++ b/script/scaffold/templates/device_action/tests/test_device_action.py
@@ -1,4 +1,5 @@
 """The tests for NEW_NAME device actions."""
+
 import pytest
 from pytest_unordered import unordered
 
diff --git a/script/scaffold/templates/device_trigger/tests/test_device_trigger.py b/script/scaffold/templates/device_trigger/tests/test_device_trigger.py
index 177c095b6011..54b202c978c8 100644
--- a/script/scaffold/templates/device_trigger/tests/test_device_trigger.py
+++ b/script/scaffold/templates/device_trigger/tests/test_device_trigger.py
@@ -1,4 +1,5 @@
 """The tests for NEW_NAME device triggers."""
+
 import pytest
 from pytest_unordered import unordered
 
diff --git a/script/scaffold/templates/reproduce_state/tests/test_reproduce_state.py b/script/scaffold/templates/reproduce_state/tests/test_reproduce_state.py
index cb4e37c0933f..a8cb7b09c966 100644
--- a/script/scaffold/templates/reproduce_state/tests/test_reproduce_state.py
+++ b/script/scaffold/templates/reproduce_state/tests/test_reproduce_state.py
@@ -1,4 +1,5 @@
 """Test reproduce state for NEW_NAME."""
+
 import pytest
 
 from homeassistant.core import HomeAssistant, State
diff --git a/script/translations/__main__.py b/script/translations/__main__.py
index 52a390381070..c381b621e698 100644
--- a/script/translations/__main__.py
+++ b/script/translations/__main__.py
@@ -1,4 +1,5 @@
 """Validate manifests."""
+
 import argparse
 import importlib
 from pathlib import Path
diff --git a/script/translations/clean.py b/script/translations/clean.py
index 0f2eb40300dc..0403e04f7899 100644
--- a/script/translations/clean.py
+++ b/script/translations/clean.py
@@ -1,4 +1,5 @@
 """Find translation keys that are in Lokalise but no longer defined in source."""
+
 import argparse
 
 from .const import CORE_PROJECT_ID, FRONTEND_DIR, FRONTEND_PROJECT_ID, INTEGRATIONS_DIR
diff --git a/script/translations/const.py b/script/translations/const.py
index ef8e3f2df747..9ff8aeb2d705 100644
--- a/script/translations/const.py
+++ b/script/translations/const.py
@@ -1,4 +1,5 @@
 """Translation constants."""
+
 import pathlib
 
 CORE_PROJECT_ID = "130246255a974bd3b5e8a1.51616605"
diff --git a/script/translations/develop.py b/script/translations/develop.py
index 3e386afb6415..14e3c320c3eb 100644
--- a/script/translations/develop.py
+++ b/script/translations/develop.py
@@ -1,4 +1,5 @@
 """Compile the current translation strings files for testing."""
+
 import argparse
 import json
 from pathlib import Path
diff --git a/script/translations/error.py b/script/translations/error.py
index 210af95f3258..4811210ae3cc 100644
--- a/script/translations/error.py
+++ b/script/translations/error.py
@@ -1,4 +1,5 @@
 """Errors for translations."""
+
 import json
 
 
diff --git a/script/translations/frontend.py b/script/translations/frontend.py
index bb0e98e1c935..289c885fe334 100644
--- a/script/translations/frontend.py
+++ b/script/translations/frontend.py
@@ -1,4 +1,5 @@
 """Write updated translations to the frontend."""
+
 import argparse
 import json
 
diff --git a/script/translations/migrate.py b/script/translations/migrate.py
index c30578009732..a6cffe28f7f8 100644
--- a/script/translations/migrate.py
+++ b/script/translations/migrate.py
@@ -1,4 +1,5 @@
 """Migrate things."""
+
 import json
 import pathlib
 from pprint import pprint
diff --git a/script/translations/upload.py b/script/translations/upload.py
index eaf1c07ad912..ee4a57bc00aa 100755
--- a/script/translations/upload.py
+++ b/script/translations/upload.py
@@ -1,5 +1,6 @@
 #!/usr/bin/env python3
 """Merge all translation sources into a single JSON file."""
+
 import json
 import os
 import pathlib
diff --git a/script/translations/util.py b/script/translations/util.py
index aab98e049d95..8892bb46b7af 100644
--- a/script/translations/util.py
+++ b/script/translations/util.py
@@ -1,4 +1,5 @@
 """Translation utils."""
+
 import argparse
 import json
 import os
diff --git a/script/version_bump.py b/script/version_bump.py
index 3a6c0fa75400..50f749d6983c 100755
--- a/script/version_bump.py
+++ b/script/version_bump.py
@@ -1,5 +1,6 @@
 #!/usr/bin/env python3
 """Helper script to bump the current version."""
+
 import argparse
 import re
 import subprocess
diff --git a/tests/auth/mfa_modules/test_notify.py b/tests/auth/mfa_modules/test_notify.py
index d5b7e0bbc626..662da38b35b9 100644
--- a/tests/auth/mfa_modules/test_notify.py
+++ b/tests/auth/mfa_modules/test_notify.py
@@ -1,4 +1,5 @@
 """Test the HMAC-based One Time Password (MFA) auth module."""
+
 import asyncio
 from unittest.mock import patch
 
diff --git a/tests/auth/mfa_modules/test_totp.py b/tests/auth/mfa_modules/test_totp.py
index e5b1a930dd70..961db3f44ca1 100644
--- a/tests/auth/mfa_modules/test_totp.py
+++ b/tests/auth/mfa_modules/test_totp.py
@@ -1,4 +1,5 @@
 """Test the Time-based One Time Password (MFA) auth module."""
+
 import asyncio
 from unittest.mock import patch
 
diff --git a/tests/auth/permissions/test_entities.py b/tests/auth/permissions/test_entities.py
index ce539d51dde0..7f5355b3cc08 100644
--- a/tests/auth/permissions/test_entities.py
+++ b/tests/auth/permissions/test_entities.py
@@ -1,4 +1,5 @@
 """Tests for entity permissions."""
+
 import pytest
 import voluptuous as vol
 
diff --git a/tests/auth/providers/test_homeassistant.py b/tests/auth/providers/test_homeassistant.py
index 222911a61c2e..22d4ba268455 100644
--- a/tests/auth/providers/test_homeassistant.py
+++ b/tests/auth/providers/test_homeassistant.py
@@ -1,4 +1,5 @@
 """Test the Home Assistant local auth provider."""
+
 import asyncio
 from unittest.mock import Mock, patch
 
diff --git a/tests/auth/providers/test_legacy_api_password.py b/tests/auth/providers/test_legacy_api_password.py
index 75c4f733285a..9f1f98aeaf0e 100644
--- a/tests/auth/providers/test_legacy_api_password.py
+++ b/tests/auth/providers/test_legacy_api_password.py
@@ -1,4 +1,5 @@
 """Tests for the legacy_api_password auth provider."""
+
 import pytest
 
 from homeassistant import auth, data_entry_flow
diff --git a/tests/auth/test_auth_store.py b/tests/auth/test_auth_store.py
index 858d4d082b15..796f23355698 100644
--- a/tests/auth/test_auth_store.py
+++ b/tests/auth/test_auth_store.py
@@ -1,4 +1,5 @@
 """Tests for the auth store."""
+
 import asyncio
 from datetime import timedelta
 from typing import Any
diff --git a/tests/hassfest/test_dependencies.py b/tests/hassfest/test_dependencies.py
index 92a7fa27dc4d..84e02b2d9d58 100644
--- a/tests/hassfest/test_dependencies.py
+++ b/tests/hassfest/test_dependencies.py
@@ -1,4 +1,5 @@
 """Tests for hassfest dependency finder."""
+
 import ast
 
 import pytest
@@ -59,6 +60,7 @@ def test_renamed_absolute(mock_collector) -> None:
     mock_collector.visit(
         ast.parse(
             """
+
 import homeassistant.components.renamed_absolute as hue
 """
         )
diff --git a/tests/hassfest/test_version.py b/tests/hassfest/test_version.py
index f473e9880274..9cc1bbb11e5e 100644
--- a/tests/hassfest/test_version.py
+++ b/tests/hassfest/test_version.py
@@ -1,4 +1,5 @@
 """Tests for hassfest version."""
+
 import pytest
 import voluptuous as vol
 
diff --git a/tests/helpers/test_check_config.py b/tests/helpers/test_check_config.py
index a7c5fe36cff9..fdb61505d5e3 100644
--- a/tests/helpers/test_check_config.py
+++ b/tests/helpers/test_check_config.py
@@ -1,4 +1,5 @@
 """Test check_config helper."""
+
 import logging
 from unittest.mock import Mock, patch
 
diff --git a/tests/helpers/test_debounce.py b/tests/helpers/test_debounce.py
index 958b88951ce2..24f243086e58 100644
--- a/tests/helpers/test_debounce.py
+++ b/tests/helpers/test_debounce.py
@@ -1,4 +1,5 @@
 """Tests for debounce."""
+
 import asyncio
 from datetime import timedelta
 import logging
diff --git a/tests/helpers/test_entity.py b/tests/helpers/test_entity.py
index e9950ec4dfc0..241a26e65296 100644
--- a/tests/helpers/test_entity.py
+++ b/tests/helpers/test_entity.py
@@ -1,4 +1,5 @@
 """Test the entity helper."""
+
 import asyncio
 from collections.abc import Iterable
 import dataclasses
diff --git a/tests/helpers/test_entity_platform.py b/tests/helpers/test_entity_platform.py
index f6fc5888c1ce..4a13e6c84d14 100644
--- a/tests/helpers/test_entity_platform.py
+++ b/tests/helpers/test_entity_platform.py
@@ -1,4 +1,5 @@
 """Tests for the EntityPlatform helper."""
+
 import asyncio
 from collections.abc import Iterable
 from datetime import timedelta
diff --git a/tests/helpers/test_floor_registry.py b/tests/helpers/test_floor_registry.py
index feb5ce505ac1..c5e5b42fafad 100644
--- a/tests/helpers/test_floor_registry.py
+++ b/tests/helpers/test_floor_registry.py
@@ -1,4 +1,5 @@
 """Tests for the floor registry."""
+
 import re
 from typing import Any
 
diff --git a/tests/helpers/test_json.py b/tests/helpers/test_json.py
index 2106a397baf4..192db7069748 100644
--- a/tests/helpers/test_json.py
+++ b/tests/helpers/test_json.py
@@ -1,4 +1,5 @@
 """Test Home Assistant remote methods and classes."""
+
 import datetime
 from functools import partial
 import json
diff --git a/tests/helpers/test_label_registry.py b/tests/helpers/test_label_registry.py
index 13f3837737ba..785919b25c0f 100644
--- a/tests/helpers/test_label_registry.py
+++ b/tests/helpers/test_label_registry.py
@@ -1,4 +1,5 @@
 """Tests for the Label Registry."""
+
 import re
 from typing import Any
 
diff --git a/tests/helpers/test_normalized_name_base_registry.py b/tests/helpers/test_normalized_name_base_registry.py
index 0b0e53abe834..495d147340f0 100644
--- a/tests/helpers/test_normalized_name_base_registry.py
+++ b/tests/helpers/test_normalized_name_base_registry.py
@@ -1,4 +1,5 @@
 """Tests for the normalized name base registry helper."""
+
 import pytest
 
 from homeassistant.helpers.normalized_name_base_registry import (
diff --git a/tests/helpers/test_ratelimit.py b/tests/helpers/test_ratelimit.py
index 39e83953c453..9bd18a7e8826 100644
--- a/tests/helpers/test_ratelimit.py
+++ b/tests/helpers/test_ratelimit.py
@@ -1,4 +1,5 @@
 """Tests for ratelimit."""
+
 import asyncio
 from datetime import timedelta
 
diff --git a/tests/helpers/test_reload.py b/tests/helpers/test_reload.py
index 4425ce00ce10..4f7a2053a872 100644
--- a/tests/helpers/test_reload.py
+++ b/tests/helpers/test_reload.py
@@ -1,4 +1,5 @@
 """Tests for the reload helper."""
+
 import logging
 from unittest.mock import AsyncMock, Mock, patch
 
diff --git a/tests/helpers/test_script.py b/tests/helpers/test_script.py
index 3dfe8fdbad94..b58b03fa9a92 100644
--- a/tests/helpers/test_script.py
+++ b/tests/helpers/test_script.py
@@ -1,4 +1,5 @@
 """The tests for the Script component."""
+
 import asyncio
 from contextlib import contextmanager
 from datetime import timedelta
diff --git a/tests/helpers/test_script_variables.py b/tests/helpers/test_script_variables.py
index 99aae08587e8..ca942acdf66e 100644
--- a/tests/helpers/test_script_variables.py
+++ b/tests/helpers/test_script_variables.py
@@ -1,4 +1,5 @@
 """Test script variables."""
+
 import pytest
 
 from homeassistant.core import HomeAssistant
diff --git a/tests/helpers/test_service.py b/tests/helpers/test_service.py
index 90f9b65aaba3..b0d94bad23b3 100644
--- a/tests/helpers/test_service.py
+++ b/tests/helpers/test_service.py
@@ -1,4 +1,5 @@
 """Test service helpers."""
+
 import asyncio
 from collections.abc import Iterable
 from copy import deepcopy
diff --git a/tests/helpers/test_significant_change.py b/tests/helpers/test_significant_change.py
index 6444781aa859..8dda63bb72b3 100644
--- a/tests/helpers/test_significant_change.py
+++ b/tests/helpers/test_significant_change.py
@@ -1,4 +1,5 @@
 """Test significant change helper."""
+
 import pytest
 
 from homeassistant.components.sensor import SensorDeviceClass
diff --git a/tests/helpers/test_start.py b/tests/helpers/test_start.py
index d203b336f275..d9c6bbf441c6 100644
--- a/tests/helpers/test_start.py
+++ b/tests/helpers/test_start.py
@@ -1,4 +1,5 @@
 """Test starting HA helpers."""
+
 import pytest
 
 from homeassistant.const import EVENT_HOMEASSISTANT_START, EVENT_HOMEASSISTANT_STARTED
diff --git a/tests/helpers/test_state.py b/tests/helpers/test_state.py
index 255fba0e7e71..150f31f5fe96 100644
--- a/tests/helpers/test_state.py
+++ b/tests/helpers/test_state.py
@@ -1,4 +1,5 @@
 """Test state helpers."""
+
 import asyncio
 from unittest.mock import patch
 
diff --git a/tests/helpers/test_storage.py b/tests/helpers/test_storage.py
index 66dd8c10463f..0918a9551f47 100644
--- a/tests/helpers/test_storage.py
+++ b/tests/helpers/test_storage.py
@@ -1,4 +1,5 @@
 """Tests for the storage helper."""
+
 import asyncio
 from datetime import timedelta
 import json
diff --git a/tests/helpers/test_system_info.py b/tests/helpers/test_system_info.py
index 5c3697ad9364..1b3f26ee7631 100644
--- a/tests/helpers/test_system_info.py
+++ b/tests/helpers/test_system_info.py
@@ -1,4 +1,5 @@
 """Tests for the system info helper."""
+
 import json
 import os
 from unittest.mock import patch
diff --git a/tests/helpers/test_temperature.py b/tests/helpers/test_temperature.py
index ceb4f7bdef26..a5daeac2a6a6 100644
--- a/tests/helpers/test_temperature.py
+++ b/tests/helpers/test_temperature.py
@@ -1,4 +1,5 @@
 """Tests Home Assistant temperature helpers."""
+
 import pytest
 
 from homeassistant.const import (
diff --git a/tests/helpers/test_translation.py b/tests/helpers/test_translation.py
index 839607cc8b84..772b5d05f79d 100644
--- a/tests/helpers/test_translation.py
+++ b/tests/helpers/test_translation.py
@@ -1,4 +1,5 @@
 """Test the translation helper."""
+
 import asyncio
 from os import path
 import pathlib
diff --git a/tests/scripts/test_auth.py b/tests/scripts/test_auth.py
index 3d9f26d12047..8367eda76e83 100644
--- a/tests/scripts/test_auth.py
+++ b/tests/scripts/test_auth.py
@@ -1,4 +1,5 @@
 """Test the auth script to manage local users."""
+
 import logging
 from typing import Any
 from unittest.mock import Mock, patch
diff --git a/tests/scripts/test_check_config.py b/tests/scripts/test_check_config.py
index 9e2f6708c990..a77e5bf504a4 100644
--- a/tests/scripts/test_check_config.py
+++ b/tests/scripts/test_check_config.py
@@ -1,4 +1,5 @@
 """Test check_config script."""
+
 import logging
 from unittest.mock import patch
 
diff --git a/tests/test_bootstrap.py b/tests/test_bootstrap.py
index 83722566590d..4f3bcb74d7d0 100644
--- a/tests/test_bootstrap.py
+++ b/tests/test_bootstrap.py
@@ -1,4 +1,5 @@
 """Test the bootstrapping."""
+
 import asyncio
 from collections.abc import Generator, Iterable
 import glob
diff --git a/tests/test_circular_imports.py b/tests/test_circular_imports.py
index 1c5157b74e1e..79f0fd9caf71 100644
--- a/tests/test_circular_imports.py
+++ b/tests/test_circular_imports.py
@@ -1,4 +1,5 @@
 """Test to check for circular imports in core components."""
+
 import asyncio
 import sys
 
diff --git a/tests/test_data_entry_flow.py b/tests/test_data_entry_flow.py
index c6a5f65be920..710a637e941a 100644
--- a/tests/test_data_entry_flow.py
+++ b/tests/test_data_entry_flow.py
@@ -1,4 +1,5 @@
 """Test the flow classes."""
+
 import asyncio
 import dataclasses
 import logging
diff --git a/tests/test_loader.py b/tests/test_loader.py
index d73ae1610417..7828d197fc1a 100644
--- a/tests/test_loader.py
+++ b/tests/test_loader.py
@@ -1,4 +1,5 @@
 """Test to verify that we can load components."""
+
 import asyncio
 import os
 import sys
diff --git a/tests/test_requirements.py b/tests/test_requirements.py
index 228ab2df2b4e..87d055e2122b 100644
--- a/tests/test_requirements.py
+++ b/tests/test_requirements.py
@@ -1,4 +1,5 @@
 """Test requirements module."""
+
 import asyncio
 import logging
 import os
diff --git a/tests/test_runner.py b/tests/test_runner.py
index 147283217211..c49093bd4d6f 100644
--- a/tests/test_runner.py
+++ b/tests/test_runner.py
@@ -1,4 +1,5 @@
 """Test the runner."""
+
 import asyncio
 from collections.abc import Iterator
 import threading
diff --git a/tests/test_util/aiohttp.py b/tests/test_util/aiohttp.py
index 4f2518253ffa..df232e51aeeb 100644
--- a/tests/test_util/aiohttp.py
+++ b/tests/test_util/aiohttp.py
@@ -1,4 +1,5 @@
 """Aiohttp test utils."""
+
 import asyncio
 from contextlib import contextmanager
 from http import HTTPStatus
diff --git a/tests/test_util/test_aiohttp.py b/tests/test_util/test_aiohttp.py
index 525022685bd0..7226e84b04cc 100644
--- a/tests/test_util/test_aiohttp.py
+++ b/tests/test_util/test_aiohttp.py
@@ -1,4 +1,5 @@
 """Tests for our aiohttp mocker."""
+
 import pytest
 
 from .aiohttp import AiohttpClientMocker
diff --git a/tests/testing_config/custom_components/test/button.py b/tests/testing_config/custom_components/test/button.py
index 99c6868f8341..8daf3a741a13 100644
--- a/tests/testing_config/custom_components/test/button.py
+++ b/tests/testing_config/custom_components/test/button.py
@@ -2,6 +2,7 @@
 
 Call init before using it in your tests to ensure clean test data.
 """
+
 import logging
 
 from homeassistant.components.button import ButtonEntity
diff --git a/tests/util/test_async.py b/tests/util/test_async.py
index 199e21960e4d..fc0032204d77 100644
--- a/tests/util/test_async.py
+++ b/tests/util/test_async.py
@@ -1,4 +1,5 @@
 """Tests for async util methods from Python source."""
+
 import asyncio
 import sys
 import time
diff --git a/tests/util/test_color.py b/tests/util/test_color.py
index 5dd20d8d887e..53c243a1e4fa 100644
--- a/tests/util/test_color.py
+++ b/tests/util/test_color.py
@@ -1,4 +1,5 @@
 """Test Home Assistant color util methods."""
+
 import math
 
 import pytest
diff --git a/tests/util/test_file.py b/tests/util/test_file.py
index dc09ff83e9ef..64c74b73dc30 100644
--- a/tests/util/test_file.py
+++ b/tests/util/test_file.py
@@ -1,4 +1,5 @@
 """Test Home Assistant file utility functions."""
+
 import os
 from pathlib import Path
 from unittest.mock import patch
diff --git a/tests/util/test_logging.py b/tests/util/test_logging.py
index 350baa9d4c26..2473485e1034 100644
--- a/tests/util/test_logging.py
+++ b/tests/util/test_logging.py
@@ -1,4 +1,5 @@
 """Test Home Assistant logging util methods."""
+
 import asyncio
 from functools import partial
 import logging
diff --git a/tests/util/test_package.py b/tests/util/test_package.py
index 42ba0131d715..0e2e9278676c 100644
--- a/tests/util/test_package.py
+++ b/tests/util/test_package.py
@@ -1,4 +1,5 @@
 """Test Home Assistant package util methods."""
+
 import asyncio
 from importlib.metadata import metadata
 import logging
diff --git a/tests/util/test_read_only_dict.py b/tests/util/test_read_only_dict.py
index c975bf013045..888ea59fb119 100644
--- a/tests/util/test_read_only_dict.py
+++ b/tests/util/test_read_only_dict.py
@@ -1,4 +1,5 @@
 """Test read only dictionary."""
+
 import json
 
 import pytest
diff --git a/tests/util/test_timeout.py b/tests/util/test_timeout.py
index 4f841c27f0d3..99430cc03616 100644
--- a/tests/util/test_timeout.py
+++ b/tests/util/test_timeout.py
@@ -1,4 +1,5 @@
 """Test Home Assistant timeout handler."""
+
 import asyncio
 from contextlib import suppress
 import time
diff --git a/tests/util/yaml/test_input.py b/tests/util/yaml/test_input.py
index 42582de4aff5..682e4bcac039 100644
--- a/tests/util/yaml/test_input.py
+++ b/tests/util/yaml/test_input.py
@@ -1,4 +1,5 @@
 """Test inputs."""
+
 import pytest
 
 from homeassistant.util.yaml import (