Update app.py

app.py

@@ -3,10 +3,12 @@ import pandas as pd
 from apscheduler.schedulers.background import BackgroundScheduler
 
 """
-MLE‑Dojo Benchmark Leaderboard — Dark Elegance v3
-================================================
-* Fix: removed unsupported `height` param for `gr.Dataframe`.
-* Font tweak: leaderboard cells slightly smaller.
+MLE‑Dojo Benchmark Leaderboard — Dark Elegance v4
+=================================================
+* Removed "Asc. order" toggle (always sorted high→low).
+* Rank column back to plain numbers.
+* Category selector restyled via CSS.
+* Horizontal scrollbar hidden; vertical scrollbar retained.
 """
 
 # ---------------------------------------------------------------------------
@@ -38,9 +40,8 @@ except ImportError:
         return "Submission placeholder."
 
 # ---------------------------------------------------------------------------
-#  Data
+#  Data (unchanged)
 # ---------------------------------------------------------------------------
-# (unchanged)-------------------------------------------
 
 data = [
     {"model_name": "gpt-4o-mini",     "url": "https://openai.com/index/gpt-4o-mini-advancing-cost-efficient-intelligence/", "organizer": "OpenAI",  "license": "Proprietary", "MLE-Lite_Elo": 753,  "Tabular_Elo": 839,  "NLP_Elo": 758,  "CV_Elo": 754,  "Overall": 778},
@@ -66,25 +67,34 @@ CATEGORY_MAP = {
     "NLP": "NLP_Elo",
     "CV": "CV_Elo",
 }
-MEDALS = {1: "🥇", 2: "🥈", 3: "🥉"}
 
-def update_leaderboard(category: str, ascending: bool):
+def update_leaderboard(category: str):
     col = CATEGORY_MAP.get(category, CATEGORY_MAP[DEFAULT_CATEGORY])
     df = (
         master_df[["model_name", "url", "organizer", "license", col]]
-        .sort_values(by=col, ascending=ascending)
+        .sort_values(by=col, ascending=False)
         .reset_index(drop=True)
     )
     df.insert(0, "Rank", df.index + 1)
-    df["Rank"] = df["Rank"].apply(lambda r: MEDALS.get(r, str(r)))
     df["Model"] = df.apply(lambda r: f"<a href='{r.url}' target='_blank'>{r.model_name}</a>", axis=1)
     df.rename(columns={"organizer": "Organizer", "license": "License", col: "Elo Score"}, inplace=True)
     return df[["Rank", "Model", "Organizer", "License", "Elo Score"]]
 
 # ---------------------------------------------------------------------------
-#  CSS (dark + slightly smaller table font)
+#  CSS tweaks — category radio beautify & horizontal scroll hidden
 # ---------------------------------------------------------------------------
 custom_css += """
+/* Category radio stylish pill */
+.gr-radio input+label{
+  background:#1e293b; color:#e2e8f0; padding:6px 14px; border-radius:9999px; margin-right:8px; cursor:pointer;
+  transition:background .2s, color .2s;
+}
+.gr-radio input:checked+label{background:#38bdf8;color:#0f172a;font-weight:600;}
+
+/* Remove horizontal scrollbar; keep vertical */
+#leaderboard-table tbody{overflow-y:auto;overflow-x:hidden;max-height:520px;display:block;}
+#leaderboard-table thead, #leaderboard-table tbody tr{display:table;width:100%;table-layout:fixed;}
+
 #leaderboard-table td{padding:.7em;font-size:1.05rem;border-top:1px solid #334155;}
 """
 
@@ -99,20 +109,17 @@ with app:
     with gr.Tabs():
         with gr.TabItem("🏅 Leaderboard"):
             gr.HTML("<h3 class='section-title'><span class='icon'>📊</span>Model Elo Rankings by Category</h3>")
-            with gr.Row():
-                category_radio = gr.Radio(CATEGORIES, value=DEFAULT_CATEGORY, label="Category")
-                asc_check      = gr.Checkbox(label="⬆️ Asc. order", value=False)
+            category_radio = gr.Radio(CATEGORIES, value=DEFAULT_CATEGORY, label="Category")
             board = gr.Dataframe(
-                value=update_leaderboard(DEFAULT_CATEGORY, False),
+                value=update_leaderboard(DEFAULT_CATEGORY),
                 headers=["Rank", "Model", "Organizer", "License", "Elo Score"],
-                datatype=["html", "html", "str", "str", "number"],
+                datatype=["number", "html", "str", "str", "number"],
                 row_count=(len(master_df), "fixed"),
                 col_count=(5, "fixed"),
                 interactive=False,
                 elem_id="leaderboard-table",
             )
-            category_radio.change(update_leaderboard, [category_radio, asc_check], board)
-            asc_check.change(update_leaderboard, [category_radio, asc_check], board)
+            category_radio.change(update_leaderboard, category_radio, board)
         with gr.TabItem("ℹ️ About"):
             gr.Markdown(LLM_BENCHMARKS_TEXT, elem_classes="markdown-text")
     with gr.Accordion("📖 Citation", open=False):