DolphinDB/codes/sample_cal_portfolio.dos

login(`admin, `123456)
loadPlugin("ODBC")

clearCachedModules()
use fundit::dataPuller
use fundit::returnCalculator
use fundit::indicatorCalculator
use fundit::navCalculator

very_old_date = 1990.01.01;
// portfolio_ids = '166002,166114';

portfolio_ids = '364771,364772,364773,364774,364775,364776,364777,365070,364778,364779,365179,365180,365181,365164,365189,365198,365199,365200,365204,365205,365165,365166,365186,365187,365197,365201,365206,365167,365168,365171,365182,365183,365169,365170,365172,365173,365174,365175,365178,365194,365176,365177,365184,365185,365188,365190,365191,365192,365193,365195,365196,365202,365203';

tb_portfolio_ret = cal_portfolio_return(portfolio_ids, very_old_date, 2);