def tearDown(self):
    self._file_system.Close()
Helper function to convert Volume information from
dataset/ETHPy150Open log2timeline/dfvfs/tests/vfs/ntfs_file_entry.py/NTFSFileEntryTest.tearDown--crossover with--dataset/ETHPy150Open ClusterHQ/flocker/flocker/node/agents/ebs.py/_blockdevicevolume_from_ebs_volume