refactor: 拆分 4 个巨石模块为包,清理过时注释并删除作废文档

为什么:单文件 1100~1900 行的巨石模块让「改一处要通读全文」;同时注释里残留
大量已删台账的编号,以及「Flask/FastAPI 双栈迁移期」这类已失实的架构描述,
会误导后来者按不复存在的架构去改代码。

拆分(对外导入路径不变,行为零变更):
- music_downloader.py  -> music_downloader/(models/downloader/cover/_http/_log/_concurrency)
- auth_system.py       -> auth_system/(db/security/users/credits/ledger/mail/cards/backup...)
- music_api.py         -> music_api/(api/client/crypto/qr/cookies/compat/constants/errors)
- services/runtime.py  -> services/(api_service/_shared/_taskcore/downloads/batch/podcast/
  streaming/tasks);services/runtime.py 保留为兼容门面

兼容性做法:各包用 __init__.py 以 __all__ 原样再导出全部符号,既有调用点
(auth_system.xxx / services.xxx / from music_api import Y)零改动;路径常量改为经包属性
动态读取(auth_system.DB_PATH),否则测试的 monkeypatch 会静默失效并写到生产库。

修复 9 处代码损伤(上一轮注释清理把 `()` 当「空括号残留」删掉所致;用「与拆分前逐字
等价」校验逐一定位,静态检查只会报出其中 4 处):
- core/config.py  ).strip() or '*'
- core/state.py   threading.Lock() x2
- qr_login.py     datetime.now() / .strip()
- music_downloader/downloader.py  .lower()
- services/podcast.py  set() / time.time() x2

清理与删除:
- 删除 部署文档.md / 功能介绍.md / README_私有包警告.txt
- 清理指向已删台账与文档的过时编号注释;把「迁移期 / 两栈 / 双框架 / 已迁移」等
  失实描述改写为现状描述(保留 `<-> Flask /path` 映射表等仍有价值的契约来源说明)
- _mkpkg.py:公开包剔除清单去掉已不存在的文档名;私有包警告改为自包含
- pyproject.toml:补 pythonpath = ["."],使裸跑 pytest 不再 import core 失败

验证:ruff 全通过;pyright 0 errors / 0 warnings(102 文件);pytest 144 passed;
真实 uvicorn 冒烟 6 条路由符合预期且生产 data/ 指纹未变;忽略注释的逐字等价性校验通过。
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snowy-yang committed 2026-09-26 12:37:48 +08:00
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# -*- coding: utf-8 -*-
"""网易云音乐API模块
提供网易云音乐相关API接口的封装,包括:
- 音乐URL获取
- 歌曲详情获取
- 歌词获取
- 搜索功能
- 歌单和专辑详情
- 二维码登录
"""
# 兼容门面:实现已按职责拆分到同包各子模块,此处原样再导出。
# 用 `__all__` 声明再导出(ruff F401 与 pyright 均据此认定「有意再导出」),
# 使既有调用点(music_api.xxx / from music_api import Y)零改动。
from .api import (
NeteaseAPI,
)
from .client import (
_MAX_UPSTREAM_JSON_BYTES,
HTTPClient,
_as_dict,
_ensure_dict,
)
from .compat import (
account_info,
album_detail,
album_subscribe,
artist_songs,
detect_vip_by_probe,
get_pic_url,
lyric_v1,
name_v1,
playlist_detail,
playlist_subscribe,
post_comment,
probe_levels,
qr_login,
search_music,
song_comments,
toplist_list,
url_v1,
user_playlists,
)
from .constants import (
APIConstants,
QualityLevel,
)
from .cookies import (
DEFAULT_COOKIE_FILE,
load_cookies,
parse_cookie_string,
)
from .crypto import (
CryptoUtils,
WeapiCrypto,
)
from .errors import (
APIException,
)
from .qr import (
QRLoginManager,
)
__all__ = [
'DEFAULT_COOKIE_FILE',
'_MAX_UPSTREAM_JSON_BYTES',
'APIConstants',
'APIException',
'CryptoUtils',
'HTTPClient',
'NeteaseAPI',
'QRLoginManager',
'QualityLevel',
'WeapiCrypto',
'_as_dict',
'_ensure_dict',
'account_info',
'album_detail',
'album_subscribe',
'artist_songs',
'detect_vip_by_probe',
'get_pic_url',
'load_cookies',
'lyric_v1',
'name_v1',
'parse_cookie_string',
'playlist_detail',
'playlist_subscribe',
'post_comment',
'probe_levels',
'qr_login',
'search_music',
'song_comments',
'toplist_list',
'url_v1',
'user_playlists',
]