This commit is contained in:
lz_db
2026-10-25 11:46:44 +08:00
parent 893dfed0ed
commit 494f667719
63 changed files with 5213 additions and 239 deletions
+2 -56
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@@ -4,79 +4,25 @@
cd /root/project/video/server
.venv/bin/python scripts/build_tags_from_titles.py [--dry-run]
提取规则:
1. 番号(如 CAWD-601)及其系列前缀(CAWD)
2. 书名号/方括号内容(≤12 字,去掉「无码破解」「中文字幕」等标记词)
3. jieba TF-IDF 关键词 topK=6(过滤停用词、纯数字、单字)
提取规则见 app/services/title_tags.py(幂等可重复执行)。
"""
import argparse
import asyncio
import logging
import re
import sys
from pathlib import Path
sys.path.insert(0, str(Path(__file__).resolve().parent.parent))
import jieba.analyse # noqa: E402
from sqlalchemy import select # noqa: E402
from app.database import SessionFactory, engine # noqa: E402
from app.models.video import Tag, Video, VideoTag # noqa: E402
from app.services.title_tags import extract_keywords # noqa: E402
logging.basicConfig(level=logging.INFO, format="%(asctime)s %(message)s")
log = logging.getLogger(__name__)
STOP = set(
"第 集 部 篇 全集 完结 中文字幕 无码 破解 无码破解 字幕 高清 最新 精选 视频 在线 观看 "
"一个 一起 没有 为了 开始 结果 只能 直接 就是 没想到 真爽".split()
)
CODE_RE = re.compile(r"[A-Za-z]{2,6}-\d{2,4}")
EPISODE_RE = re.compile(r"第[0-9一二三四五六七八九十百千零]+[集部期话卷章]")
PUNCT_RE = re.compile(r"[《》「」『』\[\]【】()()_\-::,,.。!!??…、/\\|~~\s]+")
BRACKET_RE = re.compile(r"[《「『\[【((]([^《》「」『』\[\]【】()()]{2,30})[》」』\]】))]")
def extract_keywords(title: str) -> list[str]:
kws: list[str] = []
# 1. 番号 + 系列前缀
for code in CODE_RE.findall(title.upper()):
kws.append(code)
prefix = code.split("-")[0]
if len(prefix) >= 2:
kws.append(prefix)
# 2. 书名号/括号内容(剧名/主题)
for inner in BRACKET_RE.findall(title):
inner = inner.strip()
if 2 <= len(inner) <= 12 and inner not in STOP and not CODE_RE.search(inner):
kws.append(inner)
# 3. jieba TF-IDF
t = EPISODE_RE.sub(" ", title)
t = PUNCT_RE.sub(" ", t)
for w in jieba.analyse.extract_tags(t, topK=6):
w = w.strip()
if not (2 <= len(w) <= 12):
continue
if w in STOP or re.fullmatch(r"\d+", w):
continue
kws.append(w)
# 去重保序(按 casefold 键,避免 MySQL 不区分大小写的唯一键冲突)
seen: set[str] = set()
out: list[str] = []
for k in kws:
if k.isascii():
k = k.upper()
key = k.casefold()
if key not in seen:
seen.add(key)
out.append(k)
return out
async def main(dry_run: bool) -> None:
async with SessionFactory() as db: