Django管理员将身份验证模型移至另一部分



我正在使用 django 2.x

我通过在authentication应用程序中扩展AbstractModel创建了自定义用户模型

class User(AbstractUser):
    pass

和在设置中更新

AUTH_USER_MODEL = 'authentication.User'

这导致了管理面板中的两个部分。一个部分身份验证包含 user 模型时,默认 authentication和Authorization and授权仅包含 group model。

我想将用户移动到身份验证和授权>或 group to 身份验证,以便两种模型都可以在一个部分中在一起。

为此,我在authentication.admin.py

中添加了它
apps.get_model('auth.Group')._meta.app_label = 'authentication'

移动 group authentication

运行

python manage.py makemigrations

它在django的auth应用中生成迁移

Migrations for 'auth':
  /Users/anuj/.local/share/virtualenvs/originor_py-Vd6fDdN7/lib/python3.6/site-packages/django/contrib/auth/migrations/0010_auto_20190220_0238.py
    - Remove field permissions from group
    - Alter field groups on user
    - Delete model Group

和迁移迁移./manage.py migrate时,它给出了

的错误
ValueError: The field auth.User.groups was declared with a lazy reference to 'authentication.group', but app 'authentication' doesn't provide model 'group'.

如何将Group模型移至Django管理员的另一部分?
我需要创建自定义组模型吗?

您已经覆盖AbstractBaseUser PermissionsMixin 的覆盖AbstractUser class AbstractUser(AbstractBaseUser, PermissionsMixin):

您可以在django.contrib.auth.models.PermissionsMixin中看到groups属性

class PermissionsMixin(models.Model):
    """
    A mixin class that adds the fields and methods necessary to support
    Django's Group and Permission model using the ModelBackend.
    """
    ...
    groups = models.ManyToManyField(
        Group,
        verbose_name=_('groups'),
        blank=True,
        help_text=_(
            'The groups this user belongs to. A user will get all permissions '
            'granted to each of their groups.'
        ),
        related_name="user_set",
        related_query_name="user",
    )
    ...

创建CustomGroup模型,并将该模型添加到groups属性如下。

class User(AbstractUser):
    ...
    groups = models.ManyToManyField(
        CustomGroup,
        verbose_name=_('groups'),
        blank=True,
        help_text=_(
            'The groups this user belongs to. A user will get all permissions '
            'granted to each of their groups.'
        ),
        related_name="user_set",
        related_query_name="user",
    )
    ...

这将帮助您覆盖使用CustomGroup模型

更改默认的Group模型

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