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python调试解决tkinter退出窗口后主线程不结束的问题
阅读量:267 次
发布时间:2019-03-01

本文共 1318 字,大约阅读时间需要 4 分钟。

tkinter关闭窗口后程序并未退出:检查这时共有7个线程。

threading.active_count()7threading.current_thread()<_MainThread(MainThread, started 140695305631552)>threading.enumerate()[<_MainThread(MainThr...05631552)>, 
,
, <_TimeoutThread(Thre...58498816)>,
,
,
]special variables:function variables:0: <_MainThread(MainThread, started 140695305631552)>1:
2:
3: <_TimeoutThread(Thread-4, started daemon 140695258498816)>4:
5:
6:
special variables:function variables:additional_info: <_pydevd_bundle.pydevd_cython.PyDBAdditionalThreadInfo object at 0x7ff590656580>daemon: Falseident: 140692661450496name: 'Thread-7'native_id: 6254stop_reason: 105_args: ()_bootstrap:
>_bootstrap_inner:
>_daemonic: False_delete:
>_ident: 140692661450496_initialized: True_invoke_excepthook:
.invoke_excepthook at 0x7ff590404a60>_is_stopped: False_kwargs: { }_name: 'Thread-7'_native_id: 6254_reset_internal_locks:
>_set_ident:
>_set_native_id:
>_set_tstate_lock:
>_started:
_stderr: <_io.TextIOWrapper name='
' mode='w' encoding='utf-8'>_stop:
>_target:
>_tstate_lock:
_wait_for_tstate_lock:
>len(): 7

在tkinter退出窗口后,走完最后一条程序代码,发现终端并没有退出,仍在运行,这时在vs code的调试模式下点暂停,

在这里插入图片描述
发现他在调用这个函数!我回头去看,发现这个函数有while True,我单独给他设置了一个线程,这显然会导致他无限运行下去。
改完后正常了。
启示:tkinter没有问题,找自己代码的原因。每次运行风扇都嗡嗡叫,早应该意识到这点。

转载地址:http://uoja.baihongyu.com/

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