python高温预警数据获取实例

 #! -*- encoding:utf-8 -*-
    import requests
    import random
    # 要访问的目标页面
    targetUrl = "Http://httpbin.org/ip"
    # 要访问的目标https页面
    # targetUrl = "https://httpbin.org/ip"
    # 代理服务器(产品官网 www.16yun.cn)
    proxyHost = "t.16yun.cn"
    proxyPort = "31111"
    # 代理验证信息
    proxyUser = "username"
    proxyPass = "passWord"
    proxyMeta = "http://%(user)s:%(pass)s@%(host)s:%(port)s" % {
        "host" : proxyHost,
        "port" : proxyPort,
        "user" : proxyUser,
        "pass" : proxyPass,
    }
    # 设置 http和https访问都是用HTTP代理
    proxies = {
        "http"  : proxyMeta,
        "https" : proxyMeta,
    }
    #  设置IP切换头
    tunnel = random.randint(1,10000)
    headers = {"Proxy-Tunnel": str(tunnel)}
    resp = requests.get(targetUrl, proxies=proxies, headers=headers)
    print resp.status_code
    print resp.text