import uwsgi
import time

def slow_task(args):
    time.sleep(10)
    return uwsgi.SPOOL_OK

uwsgi.spooler = slow_task



def application(env, start_response):

    name = uwsgi.spool({'Hello':'World', 'I am a':'long running task'})
    print("spooled as %s" % name)

    start_response('200 Ok', [('Content-Type','text/plain'),('uWSGI-Status', 'spooled')])

    return "task spooled"