lfs_shadow.py 文件源码

def truncate(self, shelf, length, fh):
        if fh is not None:
            # This is an update, but there's no good way to flag that to
            # __setitem__.  Do an idiot check here.
            assert (None, fh) in self, 'VFS thinks %s is open but LFS does not, shelf_id: %s' % (
                shelf.name, shelf.id)
        self[(shelf.id, None)] = shelf
        return 0