gistfile1.py

import sys
import time
from twisted.internet import reactor,defer, threads
from klein import Klein
app = Klein()
num=0
reactor.suggestThreadPoolSize(30)
@app.route('/sleep_test',methods = ['GET'])
def sleep_test(request):
    global num
    num=num+1
    ret=threads.deferToThread(sleep_me,90,num)
    ret.addCallback(my_callback)

    return ret

def my_callback(r):
    return r
def sleep_me(secs,my_num):
    for a in range(0, secs):
        print "Sleeping ",my_num,"\t",a
        time.sleep(1)
    return("eggs"+str(my_num))
if __name__ == '__main__':
    app.run('localhost',9999)