Add a set_language convenience method for GoogleSTTService

CHANGELOG.md

@@ -13,6 +13,10 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 - Added a `flush_audio()` method to `FishTTSService` and `LmntTTSService`.
 
+- Added a `set_language` convenience method for `GoogleSTTService`, allowing
+  you to set a single language. This is in addition to the `set_languages`
+  method which allows you to set a list of languages.
+
 - Added `on_user_turn_audio_data` and `on_bot_turn_audio_data` to
   `AudioBufferProcessor`. This gives the ability to grab the audio of only that
   turn for both the user and the bot.

src/pipecat/services/google/google.py

@@ -58,7 +58,6 @@ from pipecat.processors.frame_processor import FrameDirection
 from pipecat.services.ai_services import ImageGenService, LLMService, STTService, TTSService
 from pipecat.services.google.frames import LLMSearchResponseFrame
 from pipecat.services.openai import (
-    BaseOpenAILLMService,
     OpenAIAssistantContextAggregator,
     OpenAILLMService,
     OpenAIUnhandledFunctionException,
@@ -1730,6 +1729,17 @@ class GoogleSTTService(STTService):
             await self._disconnect()
             await self._connect()
 
+    async def set_language(self, language: Language):
+        """Update the service's recognition language.
+
+        A convenience method for setting a single language.
+
+        Args:
+            language: New language for recognition.
+        """
+        logger.debug(f"Switching STT language to: {language}")
+        await self.set_languages([language])
+
     async def set_languages(self, languages: List[Language]):
         """Update the service's recognition languages.