Update daily.py

daily.py

@@ -13,8 +13,8 @@ def fetch_daily(symbol, max_rows=200):
         # --- Fetch historical data ---
         df = yf.download(symbol + ".NS", period="1y", interval="1d").round(2)
         
-        if isinstance(combined_df.columns, pd.MultiIndex):
-            combined_df.columns = combined_df.columns.get_level_values(0)
+        if isinstance(df.columns, pd.MultiIndex):
+            df.columns = df.columns.get_level_values(0)
 
         if df.empty:
             return html_card("Error", f"No daily data found for {symbol}")