#!/usr/bin/env python3
"""删除 out/ 中内容以"生成失败"开头的摘要文件，以便重新生成。"""
from pathlib import Path

from _env_paths import ensure_repo_root

ensure_repo_root()

OUT = Path("export/session_summaries/out")
removed = 0
for f in sorted(OUT.glob("*.txt")):
    try:
        text = f.read_text(encoding="utf-8")
        if text.startswith("生成失败"):
            print(f"  删除: {f.name}")
            f.unlink()
            removed += 1
    except Exception as e:
        print(f"  读取失败 {f.name}: {e}")

total = len(list(OUT.glob("*.txt")))
print(f"\n删除 {removed} 个失败文件，剩余 {total} 个")