$Django Rest Framework-认证组件,权限组件 知识点回顾choices,on_delete

一 小知识点回顾

#orm
class UserInfo (models.Model):
    id = models.AutoField (primary_key=True)
    name = models.CharField (max_length=32)
    pwd = models.CharField (max_length=32)
    choices = ((0, '普通用户'), (1, 'vip用户'), (2, '年费vip'))
    user_type = models.IntegerField (choices=choices, default=0)
#view
   获取汉字
   request.user.get_user_type_display()

choices