admin 显示多对多字段

class BookAdmin(admin.ModelAdmin):

    def 作者(self, object):
        return [a.name for a in object.author.all()]

    list_display = ["nid", "title", "price", "publish", "date", "作者"]



object 估计是当前的model , author是外键字段，name是外表属性，函数定义为中文，是因为显示字段也要为中文