Update app.py

app.py

@@ -57,7 +57,7 @@ def main():
     
     audio_iface = gr.Interface(
         fn=gradio_audio_interface,
-        inputs=gr.Audio(source="microphone", type="filepath"),
+        inputs=gr.Audio(sources=["microphone"], type="filepath"),  # Fixed here
         outputs=["text", "text", "number", "text"],
         title="AI Grammar Checker (Audio)",
         description="Speak to check grammar, get suggestions, and see a score."