2013-09-23 174 views
16

我想创建一个与BeautifulSoup刮擦表。我写了这个Python代码:蟒蛇BeautifulSoup刮脸

import urllib2 
from bs4 import BeautifulSoup 

url = "http://dofollow.netsons.org/table1.htm" # change to whatever your url is 

page = urllib2.urlopen(url).read() 
soup = BeautifulSoup(page) 

for i in soup.find_all('form'): 
    print i.attrs['class'] 

我需要刮诺姆,Cognome,电子邮件。

回答

21

遍历表行(tr标签),并获得细胞内的文本(td标签):

for tr in soup.find_all('tr')[2:]: 
    tds = tr.find_all('td') 
    print "Nome: %s, Cognome: %s, Email: %s" % \ 
      (tds[0].text, tds[1].text, tds[2].text) 

打印:

Nome:  Massimo, Cognome:  Allegri, Email:  [email protected] 
Nome:  Alessandra, Cognome:  Anastasia, Email:  [email protected] 
... 

仅供参考,这里[2:]片是跳过两个头行。

UPD,这里是你如何可以保存结果为txt文件:

with open('output.txt', 'w') as f: 
    for tr in soup.find_all('tr')[2:]: 
     tds = tr.find_all('td') 
     f.write("Nome: %s, Cognome: %s, Email: %s\n" % \ 
       (tds[0].text, tds[1].text, tds[2].text)) 
+0

可以解释,为什么你需要的[2:]在您的第一线? – AZhao

+0

@AZ很确定,它在答案中 - 跳过2个标题行。 – alecxe