taifax.py

import pandas
from datetime import timedelta, date


def getstockdate(dayary):
    [y, m, d] = dayary
    url = ('https://www.taifex.com.tw/chinese/3/3_1_1.asp?qtype=2&commodity_id=TX&commodity_id2&market_code=0&goday&dateaddcnt=0'
    + '&DATA_DATE_Y=%d' % y
    + '&DATA_DATE_M=%d' % m
    + '&DATA_DATE_D=%d' % d
    + '&syear=%d' % y
    + '&smonth=%d' % m
    + '&sday=%d' % d
    + '&datestart=%d%%2F%d%%2F%d' % dayary
    + '&MarketCode=0&commodity_idt=TX&commodity_id2t&commodity_id2t2')
    dfs = pandas.read_html(url)
    currency = dfs[4]
    print(dayary)
    if currency.shape[0] > 1 and currency.shape[1] > 10:
        currency = currency.iloc[1:2, [2, 3, 4, 5, 10]]
        print(currency)
    else:
        print('no data at this day')


today = date.today()
for i in range(4):
    day = today + timedelta(days=-i)
    getstockdate(day.timetuple()[:3])