tornado_start.py

from webserver import application
from tornado.wsgi import WSGIContainer
from tornado.httpserver import HTTPServer
from tornado.ioloop import IOLoop

if __name__ == '__main__':
  print('to exit, press [ctrl] + [c]')
  http_server = HTTPServer(WSGIContainer(application))
  http_server.listen(7000)
  try:
      IOLoop.instance().start()
  except KeyboardInterrupt:
      print('\nexited cleanly')