def build_demo()

in fastchat/serve/gradio_web_server_multi.py [0:0]

• 38 lines of code
• 4 McCabe index (conditional complexity)

def build_demo(models, elo_results_file, leaderboard_table_file):
    text_size = gr.themes.sizes.text_md
    with gr.Blocks(
        title="Chat with Open Large Language Models",
        theme=gr.themes.Default(text_size=text_size),
        css=block_css,
    ) as demo:
        with gr.Tabs() as tabs:
            with gr.Tab("Arena (battle)", id=0):
                side_by_side_anony_list = build_side_by_side_ui_anony(models)

            with gr.Tab("Arena (side-by-side)", id=1):
                side_by_side_named_list = build_side_by_side_ui_named(models)

            with gr.Tab("Direct Chat", id=2):
                single_model_list = build_single_model_ui(
                    models, add_promotion_links=True
                )
            if elo_results_file:
                with gr.Tab("Leaderboard", id=3):
                    build_leaderboard_tab(elo_results_file, leaderboard_table_file)
            with gr.Tab("About Us", id=4):
                about = build_about()

        url_params = gr.JSON(visible=False)

        if args.model_list_mode not in ["once", "reload"]:
            raise ValueError(f"Unknown model list mode: {args.model_list_mode}")

        if args.show_terms_of_use:
            load_js = get_window_url_params_with_tos_js
        else:
            load_js = get_window_url_params_js

        demo.load(
            load_demo,
            [url_params],
            [tabs]
            + single_model_list
            + side_by_side_anony_list
            + side_by_side_named_list,
            _js=load_js,
        )

    return demo