tornado單線程服務器配置

import tornado.web
import tornado.httpserver
import tornado.options
import tornado.ioloop


from tornado.options import define,options


define("port",type=int,default=9000)


#視圖
class Indexhandler(tornado.web.RequestHandler):
    def get(self, *args, **kwargs):
        self.write("<h1>Hello World</h1")

#url
urls=[
    (r'/',Indexhandler)
]


#配置
configs=dict(
    debug=True
)


class CustomApplication(tornado.web.Application):
    def __init__(self,configs,urls):
        handlers=urls
        settings=configs
        super(CustomApplication,self).__init__(handlers=handlers,**settings)


def create_app():
    tornado.options.parse_command_line()
    http_server=tornado.httpserver.HTTPServer(CustomApplication(configs,urls))
    http_server.listen(options.port)
    tornado.ioloop.IOLoop.instance().start()


app=create_app()


if __name__ == "__main__":
    app()