Update app.py

app.py

@@ -429,4 +429,4 @@ with gr.Blocks() as app:
     load_btn.click(load_data,None,[out_json,cb])
     u_btn.click(find_rss,None,[out_json,cb])
     sub_btn.click(summarize,[inst,cb,out_json],[inst,cb])
-app.launch()
+app.queue(default_concurrency_limit=20).launch()