wsgi.py 文件源码

def serialize(self, request, content_type):
        """Serializes the wrapped object.

        Utility method for serializing the wrapped object.  Returns a
        webob.Response object.
        """

        serializer = self.serializer

        body = None
        if self.obj is not None:
            body = serializer.serialize(self.obj)
        response = webob.Response(body=body)
        if response.headers.get('Content-Length'):
            # NOTE(andreykurilin): we need to encode 'Content-Length' header,
            # since webob.Response auto sets it if "body" attr is presented.
            # https://github.com/Pylons/webob/blob/1.5.0b0/webob/response.py#L147
            response.headers['Content-Length'] = utils.utf8(
                response.headers['Content-Length'])
        response.status_int = self.code
        for hdr, value in self._headers.items():
            response.headers[hdr] = utils.utf8(value)
        response.headers['Content-Type'] = utils.utf8(content_type)
        return response