diff --git a/homeassistant/components/smartthings/__init__.py b/homeassistant/components/smartthings/__init__.py
index 555fc6ec765..93f7cbb8f32 100644
--- a/homeassistant/components/smartthings/__init__.py
+++ b/homeassistant/components/smartthings/__init__.py
@@ -78,8 +78,7 @@ async def async_setup_entry(hass: HomeAssistantType, entry: ConfigEntry):
     """Initialize config entry which represents an installed SmartApp."""
     if not validate_webhook_requirements(hass):
         _LOGGER.warning(
-            "The 'base_url' of the 'http' integration must be "
-            "configured and start with 'https://'"
+            "The 'base_url' of the 'http' integration must be configured and start with 'https://'"
         )
         return False
 
@@ -121,8 +120,7 @@ async def async_setup_entry(hass: HomeAssistantType, entry: ConfigEntry):
                 await device.status.refresh()
             except ClientResponseError:
                 _LOGGER.debug(
-                    "Unable to update status for device: %s (%s), "
-                    "the device will be excluded",
+                    "Unable to update status for device: %s (%s), the device will be excluded",
                     device.label,
                     device.device_id,
                     exc_info=True,
@@ -148,8 +146,7 @@ async def async_setup_entry(hass: HomeAssistantType, entry: ConfigEntry):
     except ClientResponseError as ex:
         if ex.status in (401, 403):
             _LOGGER.exception(
-                "Unable to setup config entry '%s' - please "
-                "reconfigure the integration",
+                "Unable to setup config entry '%s' - please reconfigure the integration",
                 entry.title,
             )
             remove_entry = True
@@ -186,9 +183,7 @@ async def async_get_entry_scenes(entry: ConfigEntry, api):
     except ClientResponseError as ex:
         if ex.status == 403:
             _LOGGER.exception(
-                "Unable to load scenes for config entry '%s' "
-                "because the access token does not have the "
-                "required access",
+                "Unable to load scenes for config entry '%s' because the access token does not have the required access",
                 entry.title,
             )
         else:
@@ -235,7 +230,7 @@ async def async_remove_entry(hass: HomeAssistantType, entry: ConfigEntry) -> Non
     app_count = sum(1 for entry in all_entries if entry.data[CONF_APP_ID] == app_id)
     if app_count > 1:
         _LOGGER.debug(
-            "App %s was not removed because it is in use by other" "config entries",
+            "App %s was not removed because it is in use by other config entries",
             app_id,
         )
         return
diff --git a/homeassistant/components/smartthings/climate.py b/homeassistant/components/smartthings/climate.py
index bb307523e97..4f005a326cd 100644
--- a/homeassistant/components/smartthings/climate.py
+++ b/homeassistant/components/smartthings/climate.py
@@ -406,7 +406,7 @@ class SmartThingsAirConditioner(SmartThingsEntity, ClimateDevice):
                 modes.add(state)
             else:
                 _LOGGER.debug(
-                    "Device %s (%s) returned an invalid supported " "AC mode: %s",
+                    "Device %s (%s) returned an invalid supported AC mode: %s",
                     self._device.label,
                     self._device.device_id,
                     mode,
diff --git a/homeassistant/components/smartthings/const.py b/homeassistant/components/smartthings/const.py
index cd9fc1ccdf8..c258101da70 100644
--- a/homeassistant/components/smartthings/const.py
+++ b/homeassistant/components/smartthings/const.py
@@ -37,8 +37,5 @@ SUPPORTED_PLATFORMS = [
     "scene",
 ]
 TOKEN_REFRESH_INTERVAL = timedelta(days=14)
-VAL_UID = (
-    "^(?:([0-9a-fA-F]{32})|([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]"
-    "{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}))$"
-)
+VAL_UID = "^(?:([0-9a-fA-F]{32})|([0-9a-fA-F]{8}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{4}-[0-9a-fA-F]{12}))$"
 VAL_UID_MATCHER = re.compile(VAL_UID)
diff --git a/homeassistant/components/smartthings/smartapp.py b/homeassistant/components/smartthings/smartapp.py
index b152ba3328f..b64ba690d41 100644
--- a/homeassistant/components/smartthings/smartapp.py
+++ b/homeassistant/components/smartthings/smartapp.py
@@ -77,8 +77,7 @@ async def validate_installed_app(api, installed_app_id: str):
     installed_app = await api.installed_app(installed_app_id)
     if installed_app.installed_app_status != InstalledAppStatus.AUTHORIZED:
         raise RuntimeWarning(
-            "Installed SmartApp instance '{}' ({}) is not "
-            "AUTHORIZED but instead {}".format(
+            "Installed SmartApp instance '{}' ({}) is not AUTHORIZED but instead {}".format(
                 installed_app.display_name,
                 installed_app.installed_app_id,
                 installed_app.installed_app_status,
@@ -321,7 +320,7 @@ async def smartapp_sync_subscriptions(
             )
         except Exception as error:  # pylint:disable=broad-except
             _LOGGER.error(
-                "Failed to create subscription for '%s' under app " "'%s': %s",
+                "Failed to create subscription for '%s' under app '%s': %s",
                 target,
                 installed_app_id,
                 error,
@@ -331,8 +330,7 @@ async def smartapp_sync_subscriptions(
         try:
             await api.delete_subscription(installed_app_id, sub.subscription_id)
             _LOGGER.debug(
-                "Removed subscription for '%s' under app '%s' "
-                "because it was no longer needed",
+                "Removed subscription for '%s' under app '%s' because it was no longer needed",
                 sub.capability,
                 installed_app_id,
             )
diff --git a/tests/components/smartthings/test_init.py b/tests/components/smartthings/test_init.py
index 15b556f1d83..4e1ffce7e22 100644
--- a/tests/components/smartthings/test_init.py
+++ b/tests/components/smartthings/test_init.py
@@ -371,7 +371,7 @@ async def test_broker_regenerates_token(hass, config_entry):
         stored_action = action
 
     with patch(
-        "homeassistant.components.smartthings" ".async_track_time_interval",
+        "homeassistant.components.smartthings.async_track_time_interval",
         new=async_track_time_interval,
     ):
         broker = smartthings.DeviceBroker(hass, config_entry, token, Mock(), [], [])