def draw_lines_only(self):
        """Draw the lines, without the line number."""
        ### reference attributes in local variables

        image = self.image
        offset = self.offset
        scroll_area = self.scroll_area

        ### for lines colliding with the scroll area,
        ### draw them on self.image

        for line in self.lines.get_colliding(scroll_area):

            image.blit(line.image, line.rect.topleft + offset)
Draw the lines, without the line number.
nodezator/textman/viewer/op.py