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def func(**args):
    print('arg len %d' % len(args))
    if 'proxy' in args:
        print('proxy: %s' % args['proxy'])
       
if __name__=='__main__':
    func(proxy='no')
    func()
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import urllib2
import time
import socket
from datetime import datetime
from thread_pool import *

def main():
url_list = {"sina":"http://www.sina.com.cn",
"sohu":"http://www.sohu.com",
"yahoo":"http://www.yahoo.com",
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