
"""
随机请求头，采用的是添加到headers里面然后用完删除再随机选一个再删除，如此循环
有待完善...
To be continue...
"""
import random

def random_ag():
      UserAgent = [
      {"User-Agent":"Mozilla/5.0 (Windows; U; MSIE 9.0; Windows NT 9.0; en-US)"},
      {"User-Agent":"Mozilla/5.0 (compatible; MSIE 10.0; Macintosh; Intel Mac OS X 10_7_3; Trident/6.0)"},
      {"User-Agent":"Mozilla/5.0 (compatible; MSIE 8.0; Windows NT 6.1; Trident/4.0; GTB7.4; InfoPath.2; SV1; .NET CLR 3.3.69573; WOW64; en-US)"},
      {"User-Agent":"Opera/9.80 (X11; Linux i686; U; ru) Presto/2.8.131 Version/11.11"},
      {"User-Agent":"Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.2 (KHTML, like Gecko) Chrome/22.0.1216.0 Safari/537.2"},
      {"User-Agent":"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_7_4) AppleWebKit/537.13 (KHTML, like Gecko) Chrome/24.0.1290.1 Safari/537.13"},
      {"User-Agent":"Mozilla/5.0 (X11; CrOS i686 2268.111.0) AppleWebKit/536.11 (KHTML, like Gecko) Chrome/20.0.1132.57 Safari/536.11"},
      {"User-Agent":"Mozilla/5.0 (Windows NT 6.2; Win64; x64; rv:16.0.1) Gecko/20121011 Firefox/16.0.1"},
      {"User-Agent":"Mozilla/5.0 (X11; Ubuntu; Linux i686; rv:15.0) Gecko/20100101 Firefox/15.0.1"},
      {"User-Agent":"Mozilla/5.0 (iPad; CPU OS 6_0 like Mac OS X) AppleWebKit/536.26 (KHTML, like Gecko) Version/6.0 Mobile/10A5355d Safari/8536.25"}
          ]
      headers = {}

      headers.update(random.choice(UserAgent))
      #headers.pop("User-Agent")
      
      return headers

if __name__ == "__main__":
     print(random_ag())
