wand = NewMagickWand()
            water = NewMagickWand()
            MagickReadImage(wand, str(self.img.path))
            MagickReadImage(water, '/home/ursa/water.png')
            MagickSetLastIterator(wand)
            length = MagickGetIteratorIndex(wand)
            MagickSetFirstIterator(wand)
            for i in range(0, length+1):
                MagickSetIteratorIndex(wand,i)
                MagickCompositeImage(wand, water, 3, 0, 0)
            wand2 = MagickCoalesceImages(wand)
            MagickWriteImages(wand2, str(self.img_with_watermark.path), 1)