在写Python大作业的时候发现运行PyQt5时有报错
出现该问题的原因是环境变量没有添加。
解决方法：
在环境变量中增加：
QT_QPA_PLATFORM_PLUGIN_PATH
样例路径（这里填你的PyQt的plugins文件夹位置：
C:\Program Files\Python38\Lib\site-packages\PyQt5\Qt\plugins
Python | PyQt5 Could not find the Qt platform plugin windows错误解决方法
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