library.py 文件源码

def __init__(self,
                 path,
                 *,
                 cache=DEFAULT_CACHE_SIZE,
                 download_url=DEFAULT_DOWNLOAD_URL):
        self.path = path = pathlib.Path(path)

        self._read_beatmap = lru_cache(cache)(self._raw_read_beatmap)
        self._db = db = sqlite3.connect(str(path / '.slider.db'))
        with db:
            db.execute(
                """\
                CREATE TABLE IF NOT EXISTS beatmaps (
                    md5 BLOB PRIMARY KEY,
                    id INT,
                    path TEXT UNIQUE NOT NULL
                )
                """,
            )
        self._download_url = download_url