code: def _log_request(self, request):
          
          msg = []
          for d in self.LOG_DATA:
              val = getattr(request, d)
              if val:
                  msg.append(d + ': ' + repr(val))
          for d in self.LOG_HEADERS:
              if d in request.headers and request.headers[d]:
                  msg.append(d + ': ' + repr(request.headers[d]))
          logger.info("Request information: %s", ', '.join(msg))
docs: Log the most important parts of this request.
  
          :param request: Object representing the current request.
          :type request: :class:`webob.Request`