自动检测代理速度的Python脚本

proxy.check.py

#!/usr/bin/python
# -*- coding: utf-8 -*-
# From: ubuntu.org.cn Copyright: GPLv2
import urllib
import re
from datetime import datetime
import socket
def findporxy():
url = "http://www.proxycn.com/html_proxy/http-1.html"
f = urllib.urlopen(url)
html = f.read()
p = re.compile('clip\(\'(\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}\:\d{1,4})\'\);')
ips=set(p.findall(html))
socket.setdefaulttimeout(5)
a={}
for ip in ips:
start=datetime.now()
flag = checkproxy(ip)
end=datetime.now()
if flag:
print ip,'花费',end-start,'时间';
a[end-start]=ip
b=sorted(a)
print '速度排序 :'
i = 0
for ix in a:
print 'No.',i,': ',a[b[i]]
i = i + 1
def checkproxy(ip):
try:
proxies = {'http': 'http://'+ip}
filehandle = urllib.urlopen("http://blog.uuland.org/moyo/speed_x.jpg", proxies=proxies)
html=filehandle.read()
if len(html)==80996:
return True
else:
return False
except:
return False
if __name__ == '__main__':
findporxy()