🌠 Allow a single instance of a Python application to run at once | platform agnostic
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Updated
Dec 16, 2025 - Python
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single-instance
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A lightweight, zero-dependency, cross-platform process single-instance lock for Python using OS-level advisory file locks. (基于系统文件锁的 Python 轻量级跨平台进程单例锁，零依赖，防强杀/崩溃死锁。)
python cross-platform lock cron-jobs flock single-instance file-lock zero-dependencies advisory-lock process-lock
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Updated
Jul 20, 2026 - Python
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