How to handle a HTTP GET request to a file in Tornado?
import os,sys
import tornado.ioloop
import tornado.web
import tornado.httpserver

#http server for webchat
class webchat(tornado.web.RequestHandler):
  def get(self):
    self.write("Hello, chatter! [GET]")
  def post(self):
    self.write("Hello, chatter! [POST]")

#create http server
Handlers     = [(r"/",webchat)]
App_Settings = {"debug":True}
HTTP_Server  = tornado.web.Application(Handlers,**App_Settings)

#run http server
HTTP_Server.listen(9999)
tornado.ioloop.IOLoop.instance().start()

(r"/static/(.*)", web.StaticFileHandler, {"path": "/var/www"}),

Handlers = [(r"/(.*)",webchat)]

def get(self,File_Name):
  File = open(File_Name,"r")
  self.write(File.read())
  File.close()

def post(self,File_Name):
  File = open(File_Name,"r")
  self.write(File.read())
  File.close()