Python exercises

exercise-1.py

import eventlet
from eventlet.green import urllib2

urls=[ "http://www.douban.com",
       "http://weibo.com",
       ]

def fetch(url):
	return url, urllib2.urlopen(url).info()

pool =eventlet.GreenPool(4)

for url, body in pool.imap(fetch,urls):
    print str(url)
    print     
    print str(body)