django-good-choices:Django中“选择”的简单方便的方法

django-good-choices Django中“选择”的简单方便的方法 例子： from django . db import models from django . utils . translation import ugettext_lazy as _ from good_choices import Choices class Order ( models . Model ): class Status ( Choices ): PLACED = 1 , _ ( 'Placed' ) PAID = 2 , _ ( 'Paid' ) SENT = 3 , _ ( 'Sent' ) DELIVERED = 4 , _ ( 'Delivered' ) product = models . Fo