models.py 文件源码

def create_slug(sender, instance, *args, **kwargs):

    if not instance.slug:
        if hasattr(sender, "name"):
            instance.slug = slugify(instance.name)
        if hasattr(sender, "title"):
            instance.slug = slugify(instance.title)
        else:
            raise AttributeError("No name or title found!")

    return instance