def mark_snapshot_for_deletion(self, volume, snapshot_name):
    'Mark snapshot for deletion by renaming snapshot.'
    return self.rename_snapshot(volume, snapshot_name, (DELETED_PREFIX + snapshot_name))
Mark snapshot for deletion by renaming snapshot.
def mark_snapshot_for_deletion(self, volume, snapshot_name):
    
    return self.rename_snapshot(volume, snapshot_name, (DELETED_PREFIX + snapshot_name))