def resolve_colors(self, colorstack):
        'Returns the curses attribute for the colorstack, a list of color option names sorted highest-precedence color first.'
        attr = CursesAttr()
        for coloropt in colorstack:
            c = self.get_color(coloropt)
            attr = attr.update_attr(c)
        return attr
Returns the curses attribute for the colorstack, a list of color option names sorted highest-precedence color first.