import urllib2
import cookielib
from cons import headers
url = 'https://www.baidu.com'
print('第一種方法')
request1 = urllib2.urlopen(url)
print(request1.getcode())
print(len(request1.read()))
print('第二種方法')
req = urllib2.Request(url)
req.add_header("user-agent",headers())
request2 = urllib2.urlopen(req)
print
 
(request2.getcode())
print(len(request2.read()))
print('第三種方法')
cj = cookielib.CookieJar()
opener = urllib2.build_opener(urllib2.HTTPCookieProcessor(cj))
urllib2.install_opener(opener)
response3 = urllib2.urlopen(url)
print(response3.getcode())
print(cj)
print(response3.read())