[PyQt] AttributeError: 'QScreen' object has no attribute 'handle'

[iMath]

I tested this on PyQt5 + WinXP 
print(QGuiApplication.primaryScreen().handle() )


then 
AttributeError: 'QScreen' object has no attribute 'handle'



but handle() do exist in Qt5
http://qt-project.org/doc/qt-5/qscreen.html#handle
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