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Python 如何使用Django Rest框架JSON API包含相关资源?_Python_Django_Django Rest Framework_Json Api - Fatal编程技术网

Python 如何使用Django Rest框架JSON API包含相关资源?

Python 如何使用Django Rest框架JSON API包含相关资源?,python,django,django-rest-framework,json-api,Python,Django,Django Rest Framework,Json Api,我正在使用创建一个RESTAPI。我试图简单地包含一个相关的资源(二级关系),但Django不断地响应错误: This endpoint does not support the include parameter for path... 结构是这样的: # models: class Household(models.Model): ... class HouseholdMember(models.Model): household = models.ForeignKey(Hou

我正在使用创建一个RESTAPI。我试图简单地包含一个相关的资源(二级关系),但Django不断地响应错误:

This endpoint does not support the include parameter for path...
结构是这样的:

# models:

class Household(models.Model):
  ...

class HouseholdMember(models.Model):
  household = models.ForeignKey(Household)
  ...

class Subscription(models.Model):
  subscriber = models.ForeignKey(HouseholdMember)
  ...

# serializers

from rest_framework_json_api import serializers

class SubscriptionSerializer(serializers.ModelSerializer):
  class Meta:
    model = Subscription

我希望能够提出这样的请求:
http://example.com/api/subscriptions?include=subscriber.household
能够按家庭对订阅进行分组。然而,我根本不知道如何做到这一点。我需要玩弄
ResourceRelatedField
,但我缺少了一些东西或太多的新手,无法理解这是如何工作的。有什么帮助吗?

好吧,也许我遗漏了一些明显的东西(因为文档中没有提到这一点),但是如果您查看Django Rest Framework JSON API源代码的示例目录中的文件,看起来您需要一个名为
的变量include\u serializers
来完成我想要的任务。以我为例,以下是您需要的:

# models:

class Household(models.Model):
  ...

class HouseholdMember(models.Model):
  household = models.ForeignKey(Household)
  ...

class Subscription(models.Model):
  subscriber = models.ForeignKey(HouseholdMember)
  ...

# serializers

from rest_framework_json_api import serializers

class HouseholdSerializer(serializers.ModelSerializer):
  class Meta:
    model = Household

class HouseholdMemberSerializer(serializers.ModelSerializer):
  included_serializers = {
    'household': HouseholdSerializer
  }

  class Meta:
    model = HouseholdMember

class SubscriptionSerializer(serializers.ModelSerializer):
  included_serializers = {
    'subscriber': SubscriberSerializer
  }

  class Meta:
    model = Subscription

json api不受欢迎。关于通过API中的查询参数进行声明性实体遍历的提到还不够多。