如何将Django的GenericForeignKey限制为模型列表？
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有没有办法告诉Django，具有内容类型GenericForeignKey的模型只能指向预定义列表中的模型？例如，我有4个模型：A，B，C，D和一个拥有GenericForeignKey的模型X。我可以告诉X GenericForeignKey只允许A和B吗？
没有找到相关结果
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晤默报
from django.db import models class TaggedItem(models.Model): tag = models.SlugField() limit = models.Q(app_label = \'app\', model = \'a\') | models.Q(app_label = \'app\', model = \'b\') | models.Q(app_label = \'app2\', model = \'c\') content_type = models.ForeignKey(ContentType, limit_choices_to = limit) object_id = models.PositiveIntegerField() content_object = generic.GenericForeignKey(\'content_type\', \'object_id\')from django.contrib.contenttypes.models import ContentType for c in ContentType.objects.all(): print(c.app_label, c.model)