使用BeautifulSoup 检索 www.163.com 主页面所有超链接

#coding:utf-8
import urllib2
from bs4 import BeautifulSoup

response=urllib2.urlopen("http://www.163.com")

HtmlDoc=response.read()

soup = BeautifulSoup(HtmlDoc,'html.parser',from_encoding='utf-8')


links =soup.find_all("a")
print('打印所有链接')
for link in links:
    print link.name,link['href']
print len(links)



执行结果

打印所有链接
a http://www.163.com/#f=topnav
a http://m.163.com/newsapp/#f=topnav
a http://music.163.com/#f=topnav
a http://yuedu.163.com/#f=topnav
a http://note.youdao.com/#f=topnav
a http://y.163.com/?from=wsdh
a http://open.163.com/#f=topnav
a http://caipiao.163.com/mobile/client_cp.jsp#from=yingyong
a http://cidian.youdao.com/?vendor=topnav
a http://mail.163.com/client/dl.html?from=mail46
a http://www.lofter.com/?act=qb163rk_20141031_01
a http://study.163.com/client/download.htm?from=163app&utm_source=163.com&utm_medium=web_app&utm_campaign=business
a http://www.163.com/
a http://reg.163.com/
a http://reg.163.com/RecoverPassword.shtml?f=www
a http://mail.163.com/client/dl.html?from=mail46
a http://reg.email.163.com/mailregAll/reg0.jsp?from=163navi&regPage=163
a http://reg.vip.163.com/register.m?from=topnav
a http://reg.163.com/Logout.jsp
a http://rd.da.netease.com/redirect?t=I4iYc8&p=EA7B9E&target=http%3A%2F%2Fwww.kaola.com%2F
a http://www.kaola.com/outter/promote/myzq.html
a http://www.kaola.com/outter/promote/mrcz.html
a http://www.kaola.com/outter/promote/jjry.html
a http://www.kaola.com/outter/promote/jkms.html
a http://www.kaola.com/outter/promote/yybj.html
a http://www.kaola.com/outter/promote/hwzy.html
a http://rd.da.netease.com/redirect?t=W1rULs&p=pESsw1&proId=1024&target=http%3A%2F%2Fwww.kaola.com%2Factivity%2Fdetail%2F5288.html%3Ftag%3Dbe3d8d027a530881037ef01d304eb505
a http://www.kaola.com/outter/promote/khd.html
a http://email.163.com/#from=163nav_icon
a http://email.163.com/#f=topnav
a http://vipmail.163.com/#f=topnav
a http://qiye.163.com/#f=topnav
a http://reg.email.163.com/mailregAll/reg0.jsp?from=ntes_nav&regPage=163
a http://reg.email.163.com/unireg/call.do?cmd=register.entrance&flow=mobile&from=ntes_nav
a http://mail.163.com/dashi/dlpro.html?from=mail46
a http://pay.163.com/