QMouseEvent: globalPosition() returns local position

from PySide6.QtWidgets import QApplication
from PySide6.QtWidgets import QWidget


class Widget(QWidget):
    def mousePressEvent(self, event):
        assert event.globalPosition() != event.position(), "same"


def main():
    app = QApplication([])
    widget = Widget()
    widget.show()
    return app.exec()


if _name_ == "_main_":
    raise SystemExit(main())