Update app.py

app.py

@@ -273,6 +273,7 @@ aa = gr.ChatInterface(
 
 
 if __name__ == "__main__":
-    with gr.Blocks as ai:
+    with gr.Blocks() as ai:
         gr.TabbedInterface([aa, demo2], ["gpt4", "image create"])
+    ai.queue(max_size=300)
     ai.launch()