django-filter Django-filter is a generic, reusable application to alleviate writing some of the more mundane bits of view code. Specifically, it allows users to filter down a queryset based on a model's fields, displaying the form to let them do this
本文主要列举一下django orm中的常用查询的筛选方法: 大于.大于等于 小于.小于等于 in like is null / is not null 不等于/不包含于 其他模糊查询 model: 1 class User(AbstractBaseUser, PermissionsMixin): 2 uuid = ShortUUIDField(unique=True) 3 username = models.CharField(max_length=100, db_index=True, un
(1)报错情况如下: DoesNotExist: Publisher matching query does not exist. (2)处理方法: try: p = Publisher.objects.get(name='Apress')except Publisher.DoesNotExist: print "Apress isn't in the database yet."else: print "Apress is in the databas