def defaultDecoder(self, message, server):
        mode = message.getArg(OPENID_NS, 'mode')
        fmt = "No decoder for mode %r"
        raise ProtocolError(message, text=fmt % (mode,))
Called to decode queries when no handler for that mode is found.
dataset/ETHPy150Open CollabQ/CollabQ/openid/server/server.py/Decoder.defaultDecoder