def rememberRootURL(self):
        url = self._prePathURL(self.prepath[:-1])
        self.appRootURL = url
Prepare the storage_units argument for node_info calls.
dataset/ETHPy150Open kuri65536/python-for-android/python-modules/twisted/twisted/web/server.py/Request.rememberRootURL--crossover with--dataset/ETHPy150Open ganeti/ganeti/lib/rpc_defs.py/_NodeInfoPreProc