Pyinstaller 打包无头浏览器,弹出 cmd 窗口的问题 - V2EX
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Juszoe

Pyinstaller 打包无头浏览器,弹出 cmd 窗口的问题

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  •   Juszoe Oct 6, 2022 2807 views
    This topic created in 1298 days ago, the information mentioned may be changed or developed.

    用 PyQt(PySide)和 Playwright(无头浏览器)写了个小软件,headless 也设置成True了,直接用 python 运行是不会弹出任何额外的 cmd 窗口的。

    但是当我用如下命令打包:

    pyinstaller -F -w ui.py --key xxxxx --hidden-import "PySide6.QtGui" -i asset/favicon.ico 

    实际效果:主程序的 cmd 窗口是没有了,但是每启动一个无头浏览器,会弹出一个 cmd 窗口(没有任何内容)。

    初步猜测是因为启动了一个浏览器进程,所以 pyinstaller 没有 hook 住,查到文档说要在主程序开始前调用multiprocessing.freeze_support(),但我尝试过也没有效果。

    请问各位大佬们有遇到过类似的问题吗?

    3 replies    2022-10-06 16:54:56 +08:00
    Ct5T66PVR1bW7b2z
        1
    Ct5T66PVR1bW7b2z  
       Oct 6, 2022   2
    修改源码:Lib\site-packages\selenium\webdriver\common\services.py
    查找 creationflags
    将"creatiOnflags=0" 改为 "creatiOnflags=134217728" 即可
    Juszoe
        2
    Juszoe  
    OP
       Oct 6, 2022
    @Abbeyok #1 大佬强啊
    虽然我用的不是 selenium ,是 playwright ,但是根据您提供的线索,找到对应代码:

    if sys.platform == "win32" and sys.stdout is None:
    creatiOnflags= subprocess.CREATE_NO_WINDOW # 其实这里是 134217728

    所以只要在启动浏览器前执行 sys.stdout = None 就可以了,不用修改库代码
    Juszoe
        3
    Juszoe  
    OP
       Oct 6, 2022
    附个源码位置
    \Lib\site-packages\playwright\_impl\_transport.py
    PipeTransport.connect 方法
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