'How i can hide the PushButton when Cursor hovering it. PyQt6

I've already tried this:

 def mouseReleaseEvent(self):
        if self.pushButton_2.underMouse(self):
            self.pushButton_2.hide()

but, it's do nothing. Maybe i made something incorrect or how do hiding button on hovering in another way?

python pyqt hover pyqt6

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