Skip to content

Instantly share code, notes, and snippets.

@ionelmc ionelmc/gist:9749541 forked from methane/gist:2185380
Created Mar 24, 2014

What would you like to do?
from time import sleep
from tornado.httpserver import HTTPServer
from tornado.ioloop import IOLoop
from tornado.web import Application, asynchronous, RequestHandler
from multiprocessing.pool import ThreadPool
_workers = ThreadPool(10)
def run_background(func, callback, args=(), kwds={}):
def _callback(result):
IOLoop.instance().add_callback(lambda: callback(result))
_workers.apply_async(func, args, kwds, _callback)
# blocking task like querying to MySQL
def blocking_task(n):
return n
class Handler(RequestHandler):
def get(self):
run_background(blocking_task, self.on_complete, (10,))
def on_complete(self, res):
self.write("Test {0}<br/>".format(res))
HTTPServer(Application([("/", Handler)],debug=True)).listen(8888)
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
You can’t perform that action at this time.