Something like --check-databases would check that:
all the entries can be read
one fake entry can be inserted
the fake entry can be removed
贡献者指南
技术栈
pythonsqlite
领域
backenddatabase
议题类型
feature
难度面向新贡献者的预计实现难度，1 表示很小改动，5 表示专家级工作。
3
预计时间有经验贡献者完成调查、实现、测试并准备 pull request 的粗略时间范围。
1-3 hours
活动状态议题当前的可参与程度：新鲜、活跃、陈旧、阻塞或等待维护者输入。
stale
清晰度议题是否清楚说明期望改动、验收标准和下一步。
clear
前置要求
PythonSQLite
新手友好度1-100 的估计分数，表示该议题对首次贡献者的友好程度。
65
研究方向
Review the issue comments (5 comments) for any implementation ideas. Examine the database module in the repository, likely under offlineimap/database/, to understand how database files are used. Implement a new command line flag like check databases in the main entry point, iterating over each database file to perform the three checks described. Ensure the implementation allows inserting and removing a fake entry without side effects.
support checking the database files · OfflineIMAP/offlineimap#402 | Good First Issue
