Track tqdm not working?

app.py

@@ -136,6 +136,7 @@ with gr.Blocks() as demo:
     def interpretation_function(text, progress=gr.Progress(track_tqdm=True)):
 
         explainer = shap.Explainer(model_interp)
+        progress((0,0), "Interpreting function")
         shap_values = explainer([text])
 
         # Dimensions are (batch size, text size, number of classes)