Update app.py

app.py

@@ -193,10 +193,16 @@ def clear_all():
 def get_top_genomes(n=5):
     if os.path.exists(GENOME_LOG):
         df = pd.read_csv(GENOME_LOG)
-        df = df.sort_values(by="score", ascending=False).head(n)
-        return df.reset_index(drop=True)
+
+        # 🛡 Check if 'score' column exists
+        if "score" in df.columns:
+            df = df.sort_values(by="score", ascending=False).head(n)
+            return df.reset_index(drop=True)
+        else:
+            return pd.DataFrame({"error": ["No 'score' column in genome_log.csv"]})
     else:
-        return pd.DataFrame()
+        return pd.DataFrame({"error": ["No genome_log.csv found"]})
+
 
 # 🖼️ UI
 with gr.Blocks(title="🧠 Evo – Reasoning AI") as demo: