code: def processRequest(self, arg, **kw):
          
          if self.debug:
              log.msg('===>PROCESS RESPONSE: %s' %str(arg), debug=1)
  
          if arg is None:
              return
  
          for h in self.handlers:
              arg = h.processRequest(arg, **kw)
              
          s = str(arg)
          if self.debug:
              log.msg(s, debug=1)
  
          return s
docs: Parameters:
              arg -- XML Soap data string