def cmd_shuffle_up(self):
        index = self.clients.index(self.focused)

        try:
            self.clients[index], self.clients[1 - index] =\
                self.clients[index - 1], self.clients[index]
        except IndexError:
            self.clients[index], self.clients[-1] =\
                self.clients[-1], self.clients[index]

        self.group.layoutAll()
dataset/ETHPy150Open qtile/qtile/libqtile/layout/verticaltile.py/VerticalTile.cmd_shuffle_up/swapped operands of `-`