non-blocker

#!/usr/bin/env python
# -*- coding: utf-8 -*-

import eventlet
from eventlet.green import urllib2
import time

url = "http://daboserver.com/eventlet/%s"
def getit(seq):
    print "requesting", seq
    resp = urllib2.urlopen(url % seq)
    print "%s: %s - %s" % (seq, resp.read(), time.ctime())


pool = eventlet.GreenPool(7)
for ii in xrange(33):
    print "Spawning #%s at %s" % (ii, time.ctime())
    pool.spawn_n(getit, ii)

print "BEFORE waitall"
pool.waitall()
print "DONE at", time.ctime()
~