from PySide2.QtWidgets import QWizard, QApplication, QWizardPage
from PySide2.QtCore import QLibraryInfo

class MyWizard(QWizard):
    def reject(self):
        print("reject() closing wizard")
        super().reject()

def main():
    print(QLibraryInfo.build())
    app = QApplication()
    wizard = MyWizard()
    wizard.show()
    return app.exec_()

if __name__ == '__main__':
    main()