def move_up(self, delta=1):
        """Move the cursor up by delta steps.

        :param int delta: How much to move. Defaults to 1.
        """
        self.y -= 1
        if self.y < 0:
            self.y = 0
        return
dataset/ETHPy150Open richrd/suplemon/suplemon/cursor.py/Cursor.move_up/original