diff --git a/homeassistant/components/androidtv/media_player.py b/homeassistant/components/androidtv/media_player.py
index 533470181c1..89deeec25b8 100644
--- a/homeassistant/components/androidtv/media_player.py
+++ b/homeassistant/components/androidtv/media_player.py
@@ -533,8 +533,7 @@ class ADBDevice(MediaPlayerEntity):
     @adb_decorator()
     async def adb_command(self, cmd):
         """Send an ADB command to an Android TV / Fire TV device."""
-        key = KEYS.get(cmd)
-        if key:
+        if key := KEYS.get(cmd):
             await self.aftv.adb_shell(f"input keyevent {key}")
             return
 
diff --git a/homeassistant/components/arwn/sensor.py b/homeassistant/components/arwn/sensor.py
index 321be5035cd..2571d35f98e 100644
--- a/homeassistant/components/arwn/sensor.py
+++ b/homeassistant/components/arwn/sensor.py
@@ -95,8 +95,7 @@ async def async_setup_platform(hass, config, async_add_entities, discovery_info=
         if not sensors:
             return
 
-        store = hass.data.get(DATA_ARWN)
-        if store is None:
+        if (store := hass.data.get(DATA_ARWN)) is None:
             store = hass.data[DATA_ARWN] = {}
 
         if isinstance(sensors, ArwnSensor):
diff --git a/homeassistant/components/doorbird/__init__.py b/homeassistant/components/doorbird/__init__.py
index 4c720d5b9de..63270ee1f1b 100644
--- a/homeassistant/components/doorbird/__init__.py
+++ b/homeassistant/components/doorbird/__init__.py
@@ -68,9 +68,7 @@ async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
 
     def _reset_device_favorites_handler(event):
         """Handle clearing favorites on device."""
-        token = event.data.get("token")
-
-        if token is None:
+        if (token := event.data.get("token")) is None:
             return
 
         doorstation = get_doorstation_by_token(hass, token)
diff --git a/homeassistant/components/energy/validate.py b/homeassistant/components/energy/validate.py
index c7f6c46aa1c..b2a939bffce 100644
--- a/homeassistant/components/energy/validate.py
+++ b/homeassistant/components/energy/validate.py
@@ -103,9 +103,7 @@ async def _async_validate_usage_stat(
         )
         return
 
-    state = hass.states.get(entity_id)
-
-    if state is None:
+    if (state := hass.states.get(entity_id)) is None:
         result.append(
             ValidationIssue(
                 "entity_not_defined",
@@ -180,9 +178,7 @@ def _async_validate_price_entity(
     unit_error: str,
 ) -> None:
     """Validate that the price entity is correct."""
-    state = hass.states.get(entity_id)
-
-    if state is None:
+    if (state := hass.states.get(entity_id)) is None:
         result.append(
             ValidationIssue(
                 "entity_not_defined",
@@ -228,9 +224,7 @@ async def _async_validate_cost_stat(
     if not recorder.is_entity_recorded(hass, stat_id):
         result.append(ValidationIssue("recorder_untracked", stat_id))
 
-    state = hass.states.get(stat_id)
-
-    if state is None:
+    if (state := hass.states.get(stat_id)) is None:
         result.append(ValidationIssue("entity_not_defined", stat_id))
         return
 
diff --git a/homeassistant/components/huawei_lte/__init__.py b/homeassistant/components/huawei_lte/__init__.py
index 92122f1b2be..9ee5927695d 100644
--- a/homeassistant/components/huawei_lte/__init__.py
+++ b/homeassistant/components/huawei_lte/__init__.py
@@ -314,8 +314,7 @@ async def async_setup_entry(  # noqa: C901
 
     # Override settings from YAML config, but only if they're changed in it
     # Old values are stored as *_from_yaml in the config entry
-    yaml_config = hass.data[DOMAIN].config.get(url)
-    if yaml_config:
+    if yaml_config := hass.data[DOMAIN].config.get(url):
         # Config values
         new_data = {}
         for key in CONF_USERNAME, CONF_PASSWORD:
diff --git a/homeassistant/components/hyperion/config_flow.py b/homeassistant/components/hyperion/config_flow.py
index 81fef6429f6..6c76f03e3de 100644
--- a/homeassistant/components/hyperion/config_flow.py
+++ b/homeassistant/components/hyperion/config_flow.py
@@ -203,8 +203,7 @@ class HyperionConfigFlow(ConfigFlow, domain=DOMAIN):
         except ValueError:
             self._data[CONF_PORT] = const.DEFAULT_PORT_JSON
 
-        hyperion_id = discovery_info.get(ATTR_UPNP_SERIAL)
-        if not hyperion_id:
+        if not (hyperion_id := discovery_info.get(ATTR_UPNP_SERIAL)):
             return self.async_abort(reason="no_id")
 
         # For discovery mechanisms, we set the unique_id as early as possible to
diff --git a/homeassistant/components/konnected/__init__.py b/homeassistant/components/konnected/__init__.py
index 8fd439a0355..43537154e41 100644
--- a/homeassistant/components/konnected/__init__.py
+++ b/homeassistant/components/konnected/__init__.py
@@ -221,8 +221,7 @@ PLATFORMS = ["binary_sensor", "sensor", "switch"]
 
 async def async_setup(hass: HomeAssistant, config: ConfigType) -> bool:
     """Set up the Konnected platform."""
-    cfg = config.get(DOMAIN)
-    if cfg is None:
+    if (cfg := config.get(DOMAIN)) is None:
         cfg = {}
 
     if DOMAIN not in hass.data:
@@ -336,14 +335,12 @@ class KonnectedView(HomeAssistantView):
                 "updating instructions"
             )
 
-        device = data[CONF_DEVICES].get(device_id)
-        if device is None:
+        if (device := data[CONF_DEVICES].get(device_id)) is None:
             return self.json_message(
                 "unregistered device", status_code=HTTPStatus.BAD_REQUEST
             )
 
-        panel = device.get("panel")
-        if panel is not None:
+        if (panel := device.get("panel")) is not None:
             # connect if we haven't already
             hass.async_create_task(panel.async_connect())
 
@@ -382,14 +379,12 @@ class KonnectedView(HomeAssistantView):
         hass = request.app["hass"]
         data = hass.data[DOMAIN]
 
-        device = data[CONF_DEVICES].get(device_id)
-        if not device:
+        if not (device := data[CONF_DEVICES].get(device_id)):
             return self.json_message(
                 f"Device {device_id} not configured", status_code=HTTPStatus.NOT_FOUND
             )
 
-        panel = device.get("panel")
-        if panel is not None:
+        if (panel := device.get("panel")) is not None:
             # connect if we haven't already
             hass.async_create_task(panel.async_connect())
 
@@ -427,8 +422,7 @@ class KonnectedView(HomeAssistantView):
             resp[CONF_PIN] = ZONE_TO_PIN[zone_num]
 
         # Make sure entity is setup
-        zone_entity_id = zone.get(ATTR_ENTITY_ID)
-        if zone_entity_id:
+        if zone_entity_id := zone.get(ATTR_ENTITY_ID):
             resp["state"] = self.binary_value(
                 hass.states.get(zone_entity_id).state, zone[CONF_ACTIVATION]
             )
diff --git a/homeassistant/components/konnected/handlers.py b/homeassistant/components/konnected/handlers.py
index 879d0d4cf8f..b3c3f440e6f 100644
--- a/homeassistant/components/konnected/handlers.py
+++ b/homeassistant/components/konnected/handlers.py
@@ -51,8 +51,7 @@ async def async_handle_addr_update(hass, context, msg):
     """Handle an addressable sensor update."""
     _LOGGER.debug("[addr handler] context: %s  msg: %s", context, msg)
     addr, temp = msg.get("addr"), msg.get("temp")
-    entity_id = context.get(addr)
-    if entity_id:
+    if entity_id := context.get(addr):
         async_dispatcher_send(hass, f"konnected.{entity_id}.update", temp)
     else:
         msg["device_id"] = context.get("device_id")
diff --git a/homeassistant/components/konnected/panel.py b/homeassistant/components/konnected/panel.py
index cf2f33de332..137fdada8c5 100644
--- a/homeassistant/components/konnected/panel.py
+++ b/homeassistant/components/konnected/panel.py
@@ -347,9 +347,7 @@ class AlarmPanel:
     @callback
     def async_current_settings_payload(self):
         """Return a dict of configuration currently stored on the device."""
-        settings = self.status["settings"]
-        if not settings:
-            settings = {}
+        settings = self.status["settings"] or {}
 
         return {
             "sensors": [
diff --git a/homeassistant/components/mazda/__init__.py b/homeassistant/components/mazda/__init__.py
index 74a92b3e371..a9775b6d6df 100644
--- a/homeassistant/components/mazda/__init__.py
+++ b/homeassistant/components/mazda/__init__.py
@@ -110,9 +110,8 @@ async def async_setup_entry(hass: HomeAssistant, entry: ConfigEntry) -> bool:
     def validate_mazda_device_id(device_id):
         """Check that a device ID exists in the registry and has at least one 'mazda' identifier."""
         dev_reg = device_registry.async_get(hass)
-        device_entry = dev_reg.async_get(device_id)
 
-        if device_entry is None:
+        if (device_entry := dev_reg.async_get(device_id)) is None:
             raise vol.Invalid("Invalid device ID")
 
         mazda_identifiers = [
diff --git a/homeassistant/components/mill/climate.py b/homeassistant/components/mill/climate.py
index 3ab9c64942c..3890a08de2b 100644
--- a/homeassistant/components/mill/climate.py
+++ b/homeassistant/components/mill/climate.py
@@ -98,8 +98,7 @@ class MillHeater(CoordinatorEntity, ClimateEntity):
 
     async def async_set_temperature(self, **kwargs):
         """Set new target temperature."""
-        temperature = kwargs.get(ATTR_TEMPERATURE)
-        if temperature is None:
+        if (temperature := kwargs.get(ATTR_TEMPERATURE)) is None:
             return
         await self.coordinator.mill_data_connection.set_heater_temp(
             self._id, int(temperature)
diff --git a/homeassistant/components/netatmo/climate.py b/homeassistant/components/netatmo/climate.py
index 6b0f9cf5124..1e2dc3f0195 100644
--- a/homeassistant/components/netatmo/climate.py
+++ b/homeassistant/components/netatmo/climate.py
@@ -444,8 +444,7 @@ class NetatmoThermostat(NetatmoBase, ClimateEntity):
 
     async def async_set_temperature(self, **kwargs: Any) -> None:
         """Set new target temperature for 2 hours."""
-        temp = kwargs.get(ATTR_TEMPERATURE)
-        if temp is None:
+        if (temp := kwargs.get(ATTR_TEMPERATURE)) is None:
             return
         await self._home_status.async_set_room_thermpoint(
             self._id, STATE_NETATMO_MANUAL, temp
diff --git a/homeassistant/components/oasa_telematics/sensor.py b/homeassistant/components/oasa_telematics/sensor.py
index 4c9b583a36b..1a51738cb77 100644
--- a/homeassistant/components/oasa_telematics/sensor.py
+++ b/homeassistant/components/oasa_telematics/sensor.py
@@ -176,8 +176,7 @@ class OASATelematicsData:
         current_time = dt_util.utcnow()
 
         for result in results:
-            btime2 = result.get("btime2")
-            if btime2 is not None:
+            if (btime2 := result.get("btime2")) is not None:
                 arrival_min = int(btime2)
                 timestamp = current_time + timedelta(minutes=arrival_min)
                 arrival_data = {
diff --git a/homeassistant/components/scsgate/switch.py b/homeassistant/components/scsgate/switch.py
index f5719aa24dc..175f40c3eba 100644
--- a/homeassistant/components/scsgate/switch.py
+++ b/homeassistant/components/scsgate/switch.py
@@ -62,9 +62,7 @@ def _setup_traditional_switches(logger, config, scsgate, add_entities_callback):
 
 def _setup_scenario_switches(logger, config, scsgate, hass):
     """Add only SCSGate scenario switches."""
-    scenario = config.get(CONF_SCENARIO)
-
-    if scenario:
+    if scenario := config.get(CONF_SCENARIO):
         for entity_info in scenario.values():
             if entity_info[CONF_SCS_ID] in scsgate.devices:
                 continue
diff --git a/homeassistant/components/smtp/notify.py b/homeassistant/components/smtp/notify.py
index 0586a5838fc..ef743912bc9 100644
--- a/homeassistant/components/smtp/notify.py
+++ b/homeassistant/components/smtp/notify.py
@@ -170,9 +170,8 @@ class MailNotificationService(BaseNotificationService):
         build a multipart HTML if html config is defined.
         """
         subject = kwargs.get(ATTR_TITLE, ATTR_TITLE_DEFAULT)
-        data = kwargs.get(ATTR_DATA)
 
-        if data:
+        if data := kwargs.get(ATTR_DATA):
             if ATTR_HTML in data:
                 msg = _build_html_msg(
                     message, data[ATTR_HTML], images=data.get(ATTR_IMAGES, [])
@@ -184,8 +183,7 @@ class MailNotificationService(BaseNotificationService):
 
         msg["Subject"] = subject
 
-        recipients = kwargs.get(ATTR_TARGET)
-        if not recipients:
+        if not (recipients := kwargs.get(ATTR_TARGET)):
             recipients = self.recipients
         msg["To"] = recipients if isinstance(recipients, str) else ",".join(recipients)
         if self._sender_name:
diff --git a/homeassistant/components/spider/climate.py b/homeassistant/components/spider/climate.py
index 78764ccf4e7..52146518ee3 100644
--- a/homeassistant/components/spider/climate.py
+++ b/homeassistant/components/spider/climate.py
@@ -113,8 +113,7 @@ class SpiderThermostat(ClimateEntity):
 
     def set_temperature(self, **kwargs):
         """Set new target temperature."""
-        temperature = kwargs.get(ATTR_TEMPERATURE)
-        if temperature is None:
+        if (temperature := kwargs.get(ATTR_TEMPERATURE)) is None:
             return
 
         self.thermostat.set_temperature(temperature)
diff --git a/homeassistant/components/system_log/__init__.py b/homeassistant/components/system_log/__init__.py
index 9c868724d9b..8a88eef7bfc 100644
--- a/homeassistant/components/system_log/__init__.py
+++ b/homeassistant/components/system_log/__init__.py
@@ -197,8 +197,7 @@ class LogErrorHandler(logging.Handler):
 
 async def async_setup(hass, config):
     """Set up the logger component."""
-    conf = config.get(DOMAIN)
-    if conf is None:
+    if (conf := config.get(DOMAIN)) is None:
         conf = CONFIG_SCHEMA({DOMAIN: {}})[DOMAIN]
 
     simple_queue = queue.SimpleQueue()
diff --git a/homeassistant/components/threshold/binary_sensor.py b/homeassistant/components/threshold/binary_sensor.py
index 1a53a599394..2db9f8aba06 100644
--- a/homeassistant/components/threshold/binary_sensor.py
+++ b/homeassistant/components/threshold/binary_sensor.py
@@ -95,8 +95,7 @@ class ThresholdSensor(BinarySensorEntity):
         @callback
         def async_threshold_sensor_state_listener(event):
             """Handle sensor state changes."""
-            new_state = event.data.get("new_state")
-            if new_state is None:
+            if (new_state := event.data.get("new_state")) is None:
                 return
 
             try:
diff --git a/homeassistant/components/twilio_call/notify.py b/homeassistant/components/twilio_call/notify.py
index 83ca081b26e..ca007a8231e 100644
--- a/homeassistant/components/twilio_call/notify.py
+++ b/homeassistant/components/twilio_call/notify.py
@@ -43,10 +43,7 @@ class TwilioCallNotificationService(BaseNotificationService):
 
     def send_message(self, message="", **kwargs):
         """Call to specified target users."""
-
-        targets = kwargs.get(ATTR_TARGET)
-
-        if not targets:
+        if not (targets := kwargs.get(ATTR_TARGET)):
             _LOGGER.info("At least 1 target is required")
             return
 
diff --git a/homeassistant/components/unifi/config_flow.py b/homeassistant/components/unifi/config_flow.py
index 5edc71f9f5d..ea737599b20 100644
--- a/homeassistant/components/unifi/config_flow.py
+++ b/homeassistant/components/unifi/config_flow.py
@@ -235,8 +235,7 @@ class UnifiFlowHandler(config_entries.ConfigFlow, domain=UNIFI_DOMAIN):
             CONF_SITE_ID: DEFAULT_SITE_ID,
         }
 
-        port = MODEL_PORTS.get(model_description)
-        if port is not None:
+        if (port := MODEL_PORTS.get(model_description)) is not None:
             self.config[CONF_PORT] = port
 
         return await self.async_step_user()
diff --git a/homeassistant/components/yamaha_musiccast/config_flow.py b/homeassistant/components/yamaha_musiccast/config_flow.py
index f4ad455fb04..6645af20d83 100644
--- a/homeassistant/components/yamaha_musiccast/config_flow.py
+++ b/homeassistant/components/yamaha_musiccast/config_flow.py
@@ -54,8 +54,7 @@ class MusicCastFlowHandler(ConfigFlow, domain=DOMAIN):
             _LOGGER.exception("Unexpected exception")
             errors["base"] = "unknown"
         else:
-            serial_number = info.get("system_id")
-            if serial_number is None:
+            if (serial_number := info.get("system_id")) is None:
                 errors["base"] = "no_musiccast_device"
 
         if not errors: