我在 API 后端使用 DRF。我需要将多个对象插入到一个 post 请求中。看了这么多教程,还有How do I create multiple model instances with Django Rest Framework? ,但没有成功。我正在使用 ModelSerializer,但是在使用 时许多=真那么 ListSerializer 有问题。
View .py
class SaleUserViewSet(ModelViewSet):
queryset = SaleUser.objects.all()
serializer_class = SaleUserSerializer(many=True)
序列化器.py
class SaleUserSerializer(serializers.ModelSerializer):
class Meta:
model = SaleUser
fields = ('id', 'comment', 'creation_date', 'modification_date', 'last_user', 'user', 'sale', 'user_sale_type')
错误信息
AttributeError at /api/sale_user/ type object 'Meta' has no attribute 'model'
请指教。
最佳答案
将序列化程序回滚到默认值
class SaleUserSerializer(serializers.ModelSerializer):
class Meta:
model = SaleUser
fields = (
'id',
'comment',
'creation_date',
'modification_date',
'last_user',
'user',
'sale',
'user_sale_type'
)
并覆盖它的 View :from rest_framework.response import Response
class SaleUserViewSet(ModelViewSet):
queryset = SaleUser.objects.all()
serializer_class = SaleUserSerializer
def create(self, request, *args, **kwargs):
data = request.data.get('items', request.data)
many = isinstance(data, list)
print (data, many)
serializer = self.get_serializer(data=data, many=many)
serializer.is_valid(raise_exception=True)
self.perform_create(serializer)
headers = self.get_success_headers(serializer.data)
return Response(
serializer.data,
status=status.HTTP_201_CREATED,
headers=headers
)
关于python - Django 休息框架 : Insert multiple objects in one post request,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/45607644/