def __init__(self, *args, **kwargs):
        super(QStackItem, self).__init__(*args, **kwargs)
        self._stack_widget = None
        self.setLayout(QSingleWidgetLayout())
Initialize a QStackItem.
dataset/ETHPy150Open ContinuumIO/ashiba/enaml/enaml/qt/qt_stack_item.py/QStackItem.__init__