new_contents: #! /usr/bin/env python
  # -*- coding: utf-8 -*-
  # vim:fenc=utf-8
  
  """ Defective XML Server in which every message character has LOSS_PROB chance
      to be lost.
  """
  
  import random
  from xml_server import XMLServer
  
  LOSS_PROB = 1.0/100
  
  def random_loss(message):
      return ''.join(map(lambda x: x if random.random() > LOSS_PROB else '',
          message))
  
  class RandomLossXMLServer(XMLServer):
      def login(self, user, passwd):
          return random_loss(XMLServer.login(self, user, passwd))
  
      def get(self, parameter):
          return random_loss(XMLServer.get(self, parameter))
  
      def setPwState(self, state):
          return random_loss(XMLServer.setPwState(self, state))
  
  
  
subject: Add defective server implementation that randomly loses message characters.