Update app.py

app.py

@@ -126,7 +126,8 @@ threading.Thread(target=run_bot).start()
 def greet(name):
     return "Hello " + name + "!"
 
-demo = gr.Interface(fn=greet, inputs="text", outputs="text").queue(concurrency_count=4)
+demo = gr.Interface(fn=greet, inputs="text", outputs="text")
+demo.queue(concurrency_count=4)
 demo.launch()
 #--------------------------------------------------------