Fix ruff formatting issues

Agent-Logs-Url: https://github.com/livekit/python-sdks/sessions/df3730e3-6da1-4dbf-a628-b5f7d511886f

Co-authored-by: cloudwebrtc <17733746+cloudwebrtc@users.noreply.github.com>

Author: Copilot

examples/basic_room.py

@@ -48,7 +48,7 @@
 import struct
 import wave
 from signal import SIGINT, SIGTERM
-from typing import Optional, Union
+from typing import Optional
 
 from livekit import api, rtc
 
@@ -100,8 +100,7 @@ def parse_args() -> argparse.Namespace:
         "--speaker-id",
         type=str,
         metavar="DEVICE_ID",
-        help="Select speaker by device ID (from --list-devices). "
-        "Only used with --platform-audio.",
+        help="Select speaker by device ID (from --list-devices). Only used with --platform-audio.",
     )
 
     return parser.parse_args()
@@ -172,9 +171,7 @@ def load_wav_file(path: str) -> tuple[bytes, int, int, int]:
         return frames, sample_rate, channels, bits_per_sample
 
 
-async def publish_wav_file(
-    room: rtc.Room, wav_path: str, running: asyncio.Event
-) -> None:
+async def publish_wav_file(room: rtc.Room, wav_path: str, running: asyncio.Event) -> None:
     """Publish audio from a WAV file using synthetic mode (AudioSource).
 
     This demonstrates synthetic mode where you manually push audio frames.
@@ -274,9 +271,7 @@ def on_track_subscribed(
         publication: rtc.RemoteTrackPublication,
         participant: rtc.RemoteParticipant,
     ) -> None:
-        logging.info(
-            f"Track subscribed: {track.kind} from {participant.identity}"
-        )
+        logging.info(f"Track subscribed: {track.kind} from {participant.identity}")
         if track.kind == rtc.TrackKind.KIND_AUDIO:
             # When using PlatformAudio, received audio is automatically played
             # through the selected speaker. No manual handling needed.

examples/local_audio/full_duplex.py

@@ -27,6 +27,7 @@
 
 try:
     from dotenv import find_dotenv, load_dotenv
+
     HAS_DOTENV = True
 except ImportError:
     HAS_DOTENV = False

examples/local_audio/publish_mic.py

@@ -21,6 +21,7 @@
 
 try:
     from dotenv import find_dotenv, load_dotenv
+
     HAS_DOTENV = True
 except ImportError:
     HAS_DOTENV = False

livekit-rtc/livekit/rtc/platform_audio.py

@@ -231,10 +231,7 @@ def recording_devices(self) -> List[AudioDeviceInfo]:
                 f"Failed to enumerate recording devices: {resp.get_audio_devices.error}"
             )
 
-        return [
-            AudioDeviceInfo._from_proto(d)
-            for d in resp.get_audio_devices.recording_devices
-        ]
+        return [AudioDeviceInfo._from_proto(d) for d in resp.get_audio_devices.recording_devices]
 
     def playout_devices(self) -> List[AudioDeviceInfo]:
         """Get available playout devices (speakers/headphones).
@@ -255,10 +252,7 @@ def playout_devices(self) -> List[AudioDeviceInfo]:
                 f"Failed to enumerate playout devices: {resp.get_audio_devices.error}"
             )
 
-        return [
-            AudioDeviceInfo._from_proto(d)
-            for d in resp.get_audio_devices.playout_devices
-        ]
+        return [AudioDeviceInfo._from_proto(d) for d in resp.get_audio_devices.playout_devices]
 
     def set_recording_device(self, device_id: str) -> None:
         """Select the recording device (microphone) to use.
@@ -279,10 +273,7 @@ def set_recording_device(self, device_id: str) -> None:
 
         resp = FfiClient.instance.request(req)
 
-        if (
-            resp.set_recording_device.HasField("error")
-            and resp.set_recording_device.error
-        ):
+        if resp.set_recording_device.HasField("error") and resp.set_recording_device.error:
             raise PlatformAudioError(
                 f"Failed to set recording device: {resp.set_recording_device.error}"
             )
@@ -306,10 +297,7 @@ def set_playout_device(self, device_id: str) -> None:
 
         resp = FfiClient.instance.request(req)
 
-        if (
-            resp.set_playout_device.HasField("error")
-            and resp.set_playout_device.error
-        ):
+        if resp.set_playout_device.HasField("error") and resp.set_playout_device.error:
             raise PlatformAudioError(
                 f"Failed to set playout device: {resp.set_playout_device.error}"
             )
@@ -349,9 +337,7 @@ def create_audio_source(
             options = PlatformAudioOptions()
 
         req = proto_ffi.FfiRequest()
-        req.new_audio_source.type = (
-            proto_audio_frame.AudioSourceType.AUDIO_SOURCE_PLATFORM
-        )
+        req.new_audio_source.type = proto_audio_frame.AudioSourceType.AUDIO_SOURCE_PLATFORM
         req.new_audio_source.platform_audio_handle = self._ffi_handle.handle
         req.new_audio_source.options.CopyFrom(options._to_proto())
         # For platform audio, the ADM determines the actual sample rate and channels.