def read_block(self, n):
        block_name = str(n)
        log.debug('Reading block %r of inode %r', block_name, self.name)
        try:
            block = self.tt[block_name]
        except __HOLE__:
            return ''
        else:
            return block.data
dataset/ETHPy150Open mgax/SpaghettiFS/spaghettifs/storage.py/StorageInode.read_block