Merge pull request #3180 from pipecat-ai/aleix/deepgram-tts-service-fix

DeepgramTTSService: fix websocket header logging

src/pipecat/services/deepgram/tts.py

@@ -170,6 +170,11 @@ class DeepgramTTSService(WebsocketTTSService):
 
             self._websocket = await websocket_connect(url, additional_headers=headers)
 
+            headers = {
+                k: v for k, v in self._websocket.response.headers.items() if k.startswith("dg-")
+            }
+            logger.debug(f'{self}: Websocket connection initialized: {{"headers": {headers}}}')
+
             await self._call_event_handler("on_connected")
         except Exception as e:
             logger.error(f"{self} exception: {e}")
@@ -280,14 +285,6 @@ class DeepgramTTSService(WebsocketTTSService):
                 await self._connect()
 
             await self.start_ttfb_metrics()
-
-            response = await self._deepgram_client.speak.asyncrest.v("1").stream_raw(
-                {"text": text}, options
-            )
-
-            headers = {k: v for k, v in response.headers.items() if k.startswith("dg-")}
-            logger.debug(f'{self}: HTTP connection initialized: {{"headers": {headers}}}')
-
             await self.start_tts_usage_metrics(text)
 
             yield TTSStartedFrame()