from datetime import datetime, timedelta from pandas import concat, DataFrame from ohlc import ohlc def get_daily_data(symbol: str, start_date: datetime = datetime.today() - timedelta(days = 365), end_date: datetime = datetime.today()) -> DataFrame: daily_data = ohlc(symbol = symbol, start_date = start_date, end_date = end_date) """ The daily bar is not available for the current day until after market close. It must be calculated using intraday (e.g., 5-minute) bars while the market is open. """ today = datetime.today().strftime('%Y-%m-%d') if today not in daily_data['Date'].values: intraday_data = ohlc(symbol = symbol, minutes = 5) open_price = intraday_data['Open'].iloc[0] high_price = intraday_data['High'].max() low_price = intraday_data['Low'].min() close_price = intraday_data['Close'].iloc[-1] total_volume = intraday_data['Total Volume'].iloc[-1] todays_data = { 'Date': today, 'Open': open_price, 'High': high_price, 'Low': low_price, 'Close': close_price, 'Total Volume': total_volume, 'Period Volume': 0 } daily_data = concat([daily_data, DataFrame([todays_data])], ignore_index = True) return daily_data if __name__ == '__main__': print(get_daily_data(symbol = 'SPY'))