Update app.py

app.py

@@ -102,7 +102,7 @@ def convert_tts(model_name, audio_file, slang_rate):
         
 # Create the Gradio interface with queue
 iface = gr.Interface(
-    fn=convert_tts,
+    fn=convert_tts,  # Remove async if it's there
     inputs=[
         gr.Dropdown(choices=get_model_names(), label="Model", interactive=True),
         gr.Audio(label="Upload Audio", type="filepath"),