def fetchOverview(self):
        self.sendLine('LIST OVERVIEW.FMT')
        self._newState(self._stateOverview, self.getOverviewFailed)
Request the overview format from the server.  gotOverview() is called
dataset/ETHPy150Open nlloyd/SubliminalCollaborator/libs/twisted/news/nntp.py/NNTPClient.fetchOverview