core.py 文件源码

def get_latest_h5(self):
        dirpath = self.data_dir

        entries1 = (os.path.join(dirpath, fn) for fn in os.listdir(dirpath))     # get all entries in the directory w/ stats
        entries2 = ((os.stat(path), path) for path in entries1)
        entries3 = ((stat[ST_CTIME], path)                                       # leave only regular files, insert creation date
                   for stat, path in entries2 if S_ISREG(stat[ST_MODE]) and path[-4:]=='hdf5')
        #NOTE: on Windows `ST_CTIME` is a creation date but on Unix it could be something else
        #NOTE: use `ST_MTIME` to sort by a modification date

        paths_sorted = []
        for cdate, path in sorted(entries3):
            paths_sorted.append(path)
            #print time.ctime(cdate), os.path.basename(path)

        if len(paths_sorted) > 0:
            self.latest_h5_path = paths_sorted[-1]
            if self.verbose:
                print('This simulations has been analyzed, latest data in ' + self.latest_h5_path)

        else:
            self.latest_h5_path = None
            if self.verbose:
                print('This simulation has never been analyzed')