Update app.py

app.py

@@ -99,4 +99,4 @@ with gr.Blocks(css=css) as demo:
         examples=[["What is the secret to life?"], ["Write me a recipe for pancakes."]]
     )
 
-demo.queue(concurrency_count=75, max_size=100).launch(debug=True)
+demo.queue(default_concurrency_limit=75, max_size=100).launch(debug=True)