Update app.py

app.py

@@ -121,13 +121,13 @@ async def greet(product,description):
         )
         partial_message = ""
         tts = TTS(os.path.join(os.getcwd(), tts_model_str))
+        speakers = tts.get_speakers()
+        tts = TTS(os.path.join(os.getcwd(), tts_model_str))
         for chunk in output:
             delta = chunk['choices'][0]['delta']
             if 'content' in delta:
-                tts = TTS(os.path.join(os.getcwd(), tts_model_str))
-                speakers = tts.get_speakers()
                 samples = tts.synthesize(delta.get('content', ''), speakers[-1])
-        yield (tts.get_sampling_rate(), samples)
+        yield gr.Audio(value=(tts.get_sampling_rate(), samples))
 
 
 demo = gr.Interface(fn=greet, inputs=["text","text"], outputs=gr.Audio(), concurrency_limit=10)