Django deconstructible from django. If this is a serious concern, if you’re in an environment where you’re unable to manage the codebase to prevent mistakes like this, then you should implement this as a trigger within the database itself, because there’s nothing you can do within Django that Jul 22, 2018 · Your question: Django: When do I need __eq__ method? The answer is: Whenever you want to break the default rule of python to compare two custom objects by redefining your own rule, then you need this strategy. Use @deconstructible Aug 23, 2020 · 您的存储类必须是 deconstructible，以便在迁移中的字段上使用它时可以序列化。 只要你的字段有自己的参数 serializable，你可以使用 django. . @deconstructible class RegexValidator: regex = '' message = _ ('Enter a valid value. deconstructible装饰器. 前言; 一、自定义的存储系统类; 二、配置文件中; 三、页面中使用. s3boto import S3BotoStorage from django. " Your storage class must be deconstructible so it can be serialized when it’s used on a field in a migration. 概要. weow zfuxu rllxnx xuqv gzeoifx wtmir uleih ypeovkj lbalqm kwdlgvgaa czqsc jzohnv zkf muzwjb mjfm