Update app.py

app.py

@@ -328,7 +328,7 @@ with gr.Blocks(css=css) as Portrait:
             test_button = gr.Button(value="Run", elem_id="button")
 
 
-    test_button.click(fn=portrait_gen, inputs=[imgs, refer_img, prompt, seed, randomize_seed], outputs=[image_out, seed_used, result_info], api_name=False)
+    test_button.click(fn=portrait_gen, inputs=[imgs, refer_img, prompt, seed, randomize_seed], outputs=[image_out, seed_used, result_info], api_name=False, concurrency_limit=10)
 
     with gr.Column(elem_id = "col-showcase"):
         gr.HTML("""