Tornado - POST Request Handler

tornadorequesthandler.py

import tornado.ioloop
import tornado.web

class Hello(tornado.web.RequestHandler):
    def get(self):
        self.write("Hello, world")

class User(tornado.web.RequestHandler):

    def get(self):
        form = """<form method="post">
        <input type="text" name="username"/>
        <input type="text" name="designation"/>
        <input type="submit"/>
        </form>"""
        self.write(form)

    def post(self):
        username = self.get_argument('username')
        designation = self.get_argument('designation')
        self.write("Wow " + username + " you're a " + designation)

application = tornado.web.Application([
    (r"/", Hello),
    (r"/user/", User),
])

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