code: def sort(self, content):
          
          v = content.value
          if isinstance(v, Object):
              md = v.__metadata__
              md.ordering = self.ordering(content.real)
          return self
docs: Sort suds object attributes based on ordering defined
          in the XSD type information.
          @param content: The content to sort.
          @type content: L{Object}
          @return: self
          @rtype: L{Typed}