wsgi.py 文件源码

def validate_update(self, body, status_attr='status'):
        update = {}
        try:
            update[status_attr] = body[status_attr]
        except (TypeError, KeyError):
            msg = _("Must specify '%s'") % status_attr
            raise webob.exc.HTTPBadRequest(explanation=msg)
        if update[status_attr] not in self.valid_statuses[status_attr]:
            expl = (_("Invalid state. Valid states: %s.") %
                    ", ".join(six.text_type(i) for i in
                              self.valid_statuses[status_attr]))
            raise webob.exc.HTTPBadRequest(explanation=expl)
        return update