Adding concurrency_limit=3 for the bias_btn.click

app.py

@@ -1028,7 +1028,8 @@ with gr.Blocks(theme=soft, title="Social Bias Testing in Language Models",
                    inputs=[test_sentences,group1,group2,att1,att2,tested_model_name],
                    outputs=[err_message, bar_progress, s1_btn, s2_btn, s3_btn, tab1, tab2, tab3, model_bias_label, 
                             attribute_bias_html_stereo, attribute_bias_html_antistereo, test_pairs, 
-                            interpretation_msg, group1_fixed2, group2_fixed2, att1_fixed2, att2_fixed2]
+                            interpretation_msg, group1_fixed2, group2_fixed2, att1_fixed2, att2_fixed2],
+                   concurrency_limit=3
                    )
     
     # top breadcrumbs