判断线程是否已经启动 [英] Determine if thread has been started

问题描述

如何判断一个python线程是否已经启动?有一个方法is_alive()，但这是在线程运行之前之前和同时.

How to determine if a python thread has been started? There is a method is_alive() but this is true before and while a thread is running.

推荐答案

可以查看Thread实例的ident字段.Python 2.7 线程文档 描述了ident为

You can look at the ident field of the Thread instance. The Python 2.7 documentation for Threading describes ident as

该线程的‘线程标识符’，如果线程没有，则为 None已开始.

The ‘thread identifier’ of this thread or None if the thread has not been started.

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