#import tornado.ioloop
import tornado.web
import time
from threading import Timer

class MainHandler(tornado.web.RequestHandler):
    @tornado.web.asynchronous
    def get(self):
        t = Timer(5.0, self.on_response)
        t.start()
        print 'thread started'

    def on_response(self):
        self.write(str(time.time()))
        self.finish()

application = tornado.web.Application([
    (r"/", MainHandler),
])

if __name__ == "__main__":
    application.listen(8888)
    tornado.ioloop.IOLoop.instance().start()