pildriver.py 文件源码

def do_merge(self):
        """usage: merge <string:mode> <image:pic1> [<image:pic2> [<image:pic3> [<image:pic4>]]]

        Merge top-of stack images in a way described by the mode.
        """
        mode = self.do_pop()
        bandlist = []
        for band in mode:
            bandlist.append(self.do_pop())
        self.push(Image.merge(mode, bandlist))

    # Image class methods