klustakwikio.py 文件源码

def _new_group(self, id_group, nbClusters):
        # generate filenames
        fetfilename = os.path.join(self.filename,
            self.basename + ('.fet.%d' % id_group))
        clufilename = os.path.join(self.filename,
            self.basename + ('.clu.%d' % id_group))

        # back up before overwriting
        if os.path.exists(fetfilename):
            shutil.copyfile(fetfilename, fetfilename + '~')
        if os.path.exists(clufilename):
            shutil.copyfile(clufilename, clufilename + '~')

        # create file handles
        self._fetfilehandles[id_group] = file(fetfilename, 'w')
        self._clufilehandles[id_group] = file(clufilename, 'w')

        # write out first line
        #self._fetfilehandles[id_group].write("0\n") # Number of features
        self._clufilehandles[id_group].write("%d\n" % nbClusters)