requests使用代理ip的方法

import requestsproxies = {"http" : "http://111.155.124.78:8123" # 代理ip}headers = {"User_Agent" : "Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.1 (KHTML, like Gecko) Chrome/22.0.1207.1 Safari/537.1","Referer" : "http://www.xicidaili.com/nn/1"}http_url = "http://www.xicidaili.com/nn/1"res = requests.get(url = http_url, headers = headers, proxies = proxies, timeout = 30)if res.status_code == 200:print u"访问网页成功"else:print u"代理ip错误"