data_loading.py 文件源码

def read_co_data_rnn():
    """
    ?????????????
    """
    print("start loading data...")
    sql = const.CO_PRICE_SQL_RNN
    df = read_data_from_mysql(sql)
    # tuples = list(zip(*[range(len(df)), df.price_date]))
    # # ??????
    # index = pd.MultiIndex.from_tuples(tuples, names=['id', 'date'])
    # df.index = index
    df.index = pd.DatetimeIndex(df.price_date)
    print("loading data finished.")
    return df