python爬虫,爬不了HTML

-*- coding: cp936 -*-

import bs4 as bs
import re, urllib2
import threading
import time
import datetime
import sys
import MySQLdb
import os
from time import strftime
import traceback
import base64
import uuid
from urlfetch import get

def get_page(link):
try:
response = urllib2.urlopen(link)
return response.read()
except:
return ""

def get_page_soup(link):
try:
html = get_page(link)
doc = "".join(html)
soup = bs.BeautifulSoup(html)
return soup
except:
return ""
print get_page('http://v.youku.com/v_show/id_XMTY4MzE0NjU2MA==.html')
print get_page_soup('http://v.youku.com/v_show/id_XMTY4MzE0NjU2MA==.html')
为什么第一个函数能行,第二个函数却抓不到界面?

看下是不是网络问题