import sys
from pathlib import Path
sys.path.append(str(Path("backend").resolve()))
from nifty_backend.runtime import update_live_accuracy, load_live_accuracy, latest_parquet_date, NIFTY_1D_PATH
latest_date = latest_parquet_date(NIFTY_1D_PATH)
if latest_date:
    print(f"Latest date: {latest_date}")
    ledger = load_live_accuracy()
    print("Before:", ledger)
    res = update_live_accuracy(latest_date)
    print("After:", res)
else:
    print("No daily data.")