#coding:utf-8 import urllib2 proxyswitch = True httpproxy_handler = urllib2.ProxyHandler({"http":"211.159.177.212:3128"}) nullproxy_handler = urllib2.ProxyHandler({}) if proxyswitch: opener = urllib2.build_opener(httpproxy_handler) else: opener = urllib2.build_opener(nullproxy_handler) urllib2.install_opener(opener) request = urllib2.Request("http://www.baidu.com/") response = urllib2.urlopen(request) print response.read()