Python BeautifuSoup 4爬表

# -*-coding:utf-8-*-

import os
import sys
from bs4 import BeautifulSoup

reload(sys)
sys.setdefaultencoding("utf-8")
fp = open('txt.txt','a')
for i in range(3):
    path = sys.argv[1]
    s = path + str(i+1) +'.html'
    html_doc = open(str(s))
    soup = BeautifulSoup(html_doc)

    for tabb in soup.find_all('tr'):
        print
        for tdd in tabb.find_all('td'):
#            print tdd.get_text()+",",
            fp.writelines(tdd.get_text()+',')
        fp.writelines('
')         
fp.close()