services(xtts): default language to Language.EN

CHANGELOG.md

@@ -38,6 +38,8 @@ async def on_audio_data(processor, audio, sample_rate, num_channels):
 
 ### Changed
 
+- `XTTSService` language now defaults to `Language.EN`.
+
 - `SoundfileMixer` doesn't resample input files anymore to avoid startup
   delays. The sample rate of the provided sound files now need to match the
   sample rate of the output transport.

examples/foundational/07i-interruptible-xtts.py

@@ -50,7 +50,6 @@ async def main():
         tts = XTTSService(
             aiohttp_session=session,
             voice_id="Claribel Dervla",
-            language="en",
             base_url="http://localhost:8000",
         )
 

src/pipecat/services/xtts.py

@@ -73,9 +73,9 @@ class XTTSService(TTSService):
         self,
         *,
         voice_id: str,
-        language: Language,
         base_url: str,
         aiohttp_session: aiohttp.ClientSession,
+        language: Language = Language.EN,
         sample_rate: int = 24000,
         **kwargs,
     ):