(screen_w, lenght)
return int((screen_w - lenght)/2)
Center any object on screen. If width is odd number of pixel, bump right of one pixel
    :return:
Center any object on screen. If width is odd number of pixel, bump right of one pixel
    :return:
Center any object on screen . If width is odd number of pixel bump right of one pixel : return :
def center_obj(screen_w, lenght):
    """
        Center any object on screen. If width is odd number of pixel, bump right of one pixel
    :return:
    """
    return int((screen_w - lenght)/2)
def center_obj ( screen_w , lenght ) : return int ( ( screen_w - lenght ) / 2 )