环境：
win10
Python 3.7.5
vs code
解决方法：
新建环境变量，然后重启 vs code 就可以了
QT_QPA_PLATFORM_PLUGIN_PATH C:\Users\Administrator\Desktop\新建文件夹 (2)\venv\Lib\site-packages\PyQt5\Qt\plugins
pyqt5报错：qt.qpa.plugin: Could not find the Qt platform plugin "windows" in "" This ap