Update app.py

app.py

@@ -78,7 +78,7 @@ def main():
                         with gr.Column(scale=2):    
                             change_button = gr.Button('Change hint to English', visible=False)
             with gr.Column(scale=5.5):
-                result_text = gr.Chatbot(label='Multi-round conversation History', value=[])
+                result_text = gr.components.Chatbot(label='Multi-round conversation History', value=[]).style(height=550)
                 hidden_image_hash = gr.Textbox(visible=False)
 
         gr_examples = gr.Examples(examples=[[example["text"], example["image"]] for example in examples], 
@@ -95,6 +95,7 @@ def main():
         img_path.upload(fn=clear_fn2, inputs=clear_button, outputs=[result_text])
         img_path.clear(fn=clear_fn2, inputs=clear_button, outputs=[result_text])
         
+    demo.queue(concurrency_count=10)
     demo.launch(server_name="0.0.0.0")
 
 if __name__ == '__main__':