def __init__(self, parent):
        super(wxSplitItem, self).__init__(parent)
        self._split_widget = None
        self._stretch = 0
        self.SetSizer(wxSingleWidgetSizer())
Initialize a wxSplitItem.
dataset/ETHPy150Open ContinuumIO/ashiba/enaml/enaml/wx/wx_split_item.py/wxSplitItem.__init__