update web

app.py

@@ -179,7 +179,7 @@ variant = gr.Dropdown(label="Model Variant", choices=list(all_model_cfg.keys()),
 
 gr_interface = gr.Interface(
     fn=generate_audio_gradio,
-    inputs=[input_text, None, duration, cfg_strength, denoising_steps, seed, variant],
+    inputs=[input_text, '', duration, cfg_strength, denoising_steps, seed, variant],
     outputs=["text", "audio"],
     title="TangoFlux: Super Fast and Faithful Text to Audio Generation with Flow Matching and Clap-Ranked Preference Optimization",
     description="",