twse.py

import BeautifulSoup, requests

r=requests.post('http://www.twse.com.tw/ch/trading/exchange/BWIBBU/BWIBBU.php', {'STK_NO':2330, 'myear': 2016, 'mmon':2})

soup = BeautifulSoup.BeautifulSoup(r.content)

table = soup.find('table', {'class':'board_trad'})
with open('out2.csv', 'w') as f:
  trs = table.findAll('tr')
  for tr in trs:
    tds = tr.findAll('td')
    f.write(', '.join([td.text.encode('utf-8') for td in tds]) + '\n')