Update app.py

app.py

@@ -15,7 +15,7 @@ def process_audio(audio, state):
     return audio, state
 
 with gr.Blocks() as demo:
-    audio_input = gr.Audio(source="microphone", streaming=True)
+    audio_input = gr.Audio(sources="microphone", streaming=True)
     audio_output = gr.Audio(streaming=True)
     state = gr.State()