Django content type

from django.contrib.contenttypes.fields import GenericForeignKey
from django.contrib.contenttypes.models import ContentType
from django.db import models

class TaggedItem(models.Model):
    tag = models.SlugField()
    content_type = models.ForeignKey(ContentType, on_delete=models.CASCADE)
    object_id = models.PositiveIntegerField()
    content_object = GenericForeignKey('content_type', 'object_id')

    def __str__(self):
        return self.tag

Source: docs.djangoproject.com

Django content type for model

ctype = ContentType.objects.get(model='user')
related_to_user = Room.objects.filter(content_type=ctype)

Source: stackoverflow.com

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