threading._DummyThread" redefines "is_alive" but forgets "isAlive" · Issue #79464 · python/cpython · GitHub
Threading.Thread.isAlive has been deprecated and removed in Python 3.9. · Issue #2939 · spotify/luigi · GitHub
![upgrade - Why do I get "AttributeError: 'Thread' object has no attribute ' isAlive'" during restart after upgrading my Dell system from Ubuntu 20.04 to 22.04? - Ask Ubuntu upgrade - Why do I get "AttributeError: 'Thread' object has no attribute ' isAlive'" during restart after upgrading my Dell system from Ubuntu 20.04 to 22.04? - Ask Ubuntu](https://i.stack.imgur.com/ZuoSr.png)
upgrade - Why do I get "AttributeError: 'Thread' object has no attribute ' isAlive'" during restart after upgrading my Dell system from Ubuntu 20.04 to 22.04? - Ask Ubuntu
Thread.isAlive() has been removed in Python 3.9 in favor for is_alive(). · Issue #149 · fkie/multimaster_fkie · GitHub
![AttributeError: 'Thread' object has no attribute 'isAlive' · Issue #51 · jupyter-vim/jupyter-vim · GitHub AttributeError: 'Thread' object has no attribute 'isAlive' · Issue #51 · jupyter-vim/jupyter-vim · GitHub](https://user-images.githubusercontent.com/39714069/103447481-2e3fd600-4c8c-11eb-87a8-6447a37a2b6a.png)