def sashpos(self, index, newpos=None):
        return self.tk.getint(self.tk.call(self._w, "sashpos", index, newpos))
If newpos is specified, sets the position of sash number index.
dataset/ETHPy150Open francelabs/datafari/windows/python/Lib/lib-tk/ttk.py/Panedwindow.sashpos