from twisted.web import server, resource
from twisted.internet import reactor

class HelloResource(resource.Resource):
  isLeaf = True
  numberRequests = 0

  def render_GET(self, request):
    request.setHeader("content-type", "text/plain")
    tid = request.args['tid'][0]
    return tid

reactor.listenTCP(8080, server.Site(HelloResource()))
reactor.run()