something is up with transcription, trying to figure it out

src/dailyai/services/daily_transport_service.py

@@ -58,14 +58,17 @@ class DailyTransportService(EventHandler):
             self.loop = None
 
     def patch_method(self, event_name, *args, **kwargs):
-        for handler in self.event_handlers[event_name]:
-            if inspect.iscoroutinefunction(handler):
-                if self.loop:
-                    asyncio.run_coroutine_threadsafe(handler(*args, **kwargs), self.loop)
+        try:
+            for handler in self.event_handlers[event_name]:
+                if inspect.iscoroutinefunction(handler):
+                    if self.loop:
+                        asyncio.run_coroutine_threadsafe(handler(*args, **kwargs), self.loop)
+                    else:
+                        raise Exception("No event loop to run coroutine. In order to use async event handlers, you must run the DailyTransportService in an asyncio event loop.")
                 else:
-                    raise Exception("No event loop to run coroutine. In order to use async event handlers, you must run the DailyTransportService in an asyncio event loop.")
-            else:
-                handler(*args, **kwargs)
+                    handler(*args, **kwargs)
+        except Exception as e:
+            self.logger.error(f"Exception in event handler {event_name}: {e}")
 
     def add_event_handler(self, event_name: str, handler):
         if not event_name.startswith("on_"):
@@ -106,6 +109,14 @@ class DailyTransportService(EventHandler):
             "speaker", sample_rate=16000, channels=1
         )
 
+        self.image: bytes | None = None
+        self.camera_thread = Thread(target=self.run_camera, daemon=True)
+        self.camera_thread.start()
+
+        self.logger.info("Starting frame consumer thread")
+        self.frame_consumer_thread = Thread(target=self.frame_consumer, daemon=True)
+        self.frame_consumer_thread.start()
+
         Daily.select_speaker_device("speaker")
 
         self.client.set_user_name(self.bot_name)
@@ -150,8 +161,27 @@ class DailyTransportService(EventHandler):
             }
         )
 
+        if self.token:
+            self.client.start_transcription(
+                {
+                    "language": "en",
+                    "tier": "nova",
+                    "model": "2-conversationalai",
+                    "profanity_filter": True,
+                    "redact": False,
+                    "extra": {
+                        "endpointing": True,
+                        "punctuate": False,
+                    },
+                },
+                self.transcription_callback,
+            )
+
         self.my_participant_id = self.client.participants()["local"]["id"]
 
+    def transcription_callback(self, foo, bar):
+        print("transcription callback", foo, bar)
+
     async def run(self) -> None:
         self.configure_daily()
 
@@ -181,29 +211,6 @@ class DailyTransportService(EventHandler):
     def call_joined(self, join_data, client_error):
         self.logger.info(f"Call_joined: {join_data}, {client_error}")
 
-        self.image: bytes | None = None
-        self.camera_thread = Thread(target=self.run_camera, daemon=True)
-        self.camera_thread.start()
-
-        self.logger.info("Starting frame consumer thread")
-        self.frame_consumer_thread = Thread(target=self.frame_consumer, daemon=True)
-        self.frame_consumer_thread.start()
-
-        if self.token:
-            self.client.start_transcription(
-                {
-                    "language": "en",
-                    "tier": "nova",
-                    "model": "2-conversationalai",
-                    "profanity_filter": True,
-                    "redact": False,
-                    "extra": {
-                        "endpointing": True,
-                        "punctuate": False,
-                    },
-                }
-            )
-
     def on_call_state_updated(self, state):
         pass
 
@@ -219,15 +226,19 @@ class DailyTransportService(EventHandler):
         pass
 
     def on_transcription_message(self, message):
+        print("on transcription message", message)
         pass
 
     def on_transcription_stopped(self, stopped_by, stopped_by_error):
+        print("on transcription stopped", stopped_by, stopped_by_error)
         pass
 
     def on_transcription_error(self, message):
+        print("transcription error", message)
         pass
 
     def on_transcription_started(self, status):
+        print("transcription started", status)
         pass
 
     def set_image(self, image: bytes):

src/samples/theoretical-to-real/05-queued.py

@@ -5,10 +5,9 @@ from asyncio.queues import Queue
 import re
 
 from dailyai.output_queue import OutputQueueFrame, FrameType
-from dailyai.services.azure_ai_services import AzureLLMService, AzureTTSService
-from dailyai.services.elevenlabs_ai_service import ElevenLabsTTSService
-from dailyai.services.open_ai_services import OpenAILLMService, OpenAIImageGenService
+from dailyai.services.azure_ai_services import AzureLLMService
 from dailyai.services.elevenlabs_ai_service import ElevenLabsTTSService
+from dailyai.services.open_ai_services import OpenAIImageGenService
 from dailyai.services.daily_transport_service import DailyTransportService
 
 async def main(room_url):
@@ -89,6 +88,9 @@ async def main(room_url):
         if participant["id"] == transport.my_participant_id:
             return
 
+        # This will play the months in the order they're completed. The benefit
+        # is we'll have as little delay as possible before the first month, and
+        # likely no delay between months, but the months won't display in order.
         for month_data_task in asyncio.as_completed(month_tasks):
             data = await month_data_task
             transport.output_queue.put(

src/samples/theoretical-to-real/06-listen-and-respond.py

@@ -1,6 +1,8 @@
 import argparse
 import asyncio
 import requests
+import time
+import urllib.parse
 
 from dailyai.services.daily_transport_service import DailyTransportService
 from dailyai.services.azure_ai_services import AzureLLMService, AzureTTSService
@@ -14,7 +16,7 @@ async def main(room_url:str, token):
     transport = DailyTransportService(
         room_url,
         token,
-        "Say Two Things Bot",
+        "Respond bot",
         1,
     )
     transport.mic_enabled = True
@@ -24,34 +26,37 @@ async def main(room_url:str, token):
     llm = AzureLLMService()
     tts = AzureTTSService()
 
+    transcribed_message = ""
+    transcription_timeout = None
+    """
     @transport.event_handler("on_participant_joined")
     async def on_joined(transport, participant):
         if participant["id"] == transport.my_participant_id:
             return
 
-        # queue two pieces of speech: one specified as a text literal,
-        # and one generated by an llm. We'll kick off the llm first, and let
-        # it generate a response while we're speaking the literal string.
-        llm_response_task = asyncio.create_task(llm.run_llm(
-            [{"role": "system", "content": "tell the user a joke about llamas"}]
-        ))
-
-        async for audio_chunk in tts.run_tts("My friend the LLM is now going to tell a joke about llamas."):
+        async for audio_chunk in tts.run_tts("If you say something, I will respond."):
             transport.output_queue.put(OutputQueueFrame(FrameType.AUDIO_FRAME, audio_chunk))
 
-        llm_response = await llm_response_task
-        async for audio_chunk in tts.run_tts(llm_response):
-            transport.output_queue.put(OutputQueueFrame(FrameType.AUDIO_FRAME, audio_chunk))
-
-        # wait for the output queue to be empty, then leave the meeting
-        transport.output_queue.join()
-        transport.stop()
-
     @transport.event_handler("on_transcription_message")
     async def on_transcription_message(transport, message) -> None:
-        print("message received", message)
+        nonlocal transcribed_message
+        nonlocal transcription_timeout
+        print(message)
+        if message["session_id"] != transport.my_participant_id:
+            transcribed_message += message['text']
 
-    await transport.run()
+            print("message received", transcribed_message)
+
+    @transport.event_handler("on_transcription_error")
+    def on_transcription_error(transport, status) -> None:
+        print("transcription error", status)
+
+    @transport.event_handler("on_transcription_started")
+    def on_transcription_started(transport, status) -> None:
+        print("transcription started", status)
+    """
+    #await transport.run()
+    transport.run()
 
 
 if __name__ == "__main__":