def Scroll_up(self, n, dl = 0):
        """鼠标滚轮向上n次
        """
        self.Delay(dl)
        self.mouse.scroll(vertical = n)
def Scroll_up ( self , n , dl = 0 ) : self . Delay ( dl ) self . mouse . scroll ( vertical = n )
鼠标滚轮向上n次