Reason: Incompatible library version: QtWidgets.abi3.so requires version 5.15.0 or later, but QtWidgets provides version 5.7.0

开发环境：mac+python3.8.3+pyqt5.15.1+vscode

使用py2app打包运行后报错。

在命令行看到如下报错：

Traceback (most recent call last):
File "/Users/panda/Documents/work/python/xxx/dist/Video.app/Contents/Resources/__boot__.py", line 110, in <module>
_run()
File "/Users/panda/Documents/work/python/xxx/dist/Video.app/Contents/Resources/__boot__.py", line 84, in _run
exec(compile(source, path, "exec"), globals(), globals())
File "/Users/panda/Documents/work/python/xxx/dist/Video.app/Contents/Resources/mainUI.py", line 6, in <module>
from PyQt5.QtWidgets import QApplication, QWidget, QPushButton, QMessageBox, QDesktopWidget
ImportError: dlopen(/Users/panda/Documents/work/python/xxx/dist/Video.app/Contents/Resources/lib/python3.8/PyQt5/QtWidgets.abi3.so, 2): Library not loaded: @executable_path/../Frameworks/QtWidgets.framework/Versions/5/QtWidgets
Referenced from: /Users/panda/Documents/work/python/fetch_script_from_lanfan/dist/Video.app/Contents/Resources/lib/python3.8/PyQt5/QtWidgets.abi3.so
Reason: Incompatible library version: QtWidgets.abi3.so requires version 5.15.0 or later, but QtWidgets provides version 5.7.0

原因:

系统自带的qt版本库过低：

位置：

解决方案：

去qt官网，下载对应版本的qt。

安装后在下图位置找到对应所需的库，完成替换：

 再次打包测试，正常运行。