Python 如何在Django rest框架中获得具有父模型foregin键的子模型?
现在我希望输出这样一种方式,即对于每个列表,我必须获得如何实现它的整个计时记录 下面是我的模型Python 如何在Django rest框架中获得具有父模型foregin键的子模型?,python,django,django-rest-framework,Python,Django,Django Rest Framework,现在我希望输出这样一种方式,即对于每个列表,我必须获得如何实现它的整个计时记录 下面是我的模型 model.py class Refreshment(models.Model): title = models.CharField(max_length=200, unique=True) charges = models.DecimalField(max_digits=12, decimal_places=2, help_text="Charges per hour")
model.py
class Refreshment(models.Model):
title = models.CharField(max_length=200, unique=True)
charges = models.DecimalField(max_digits=12, decimal_places=2, help_text="Charges per hour")
class Timeing(models.Model):
refreshment = models.OneToOneField(Refreshment,on_delete=models.CASCADE)
sunday_open = models.TimeField(blank=True, editable=True)
下面是我的观点.py
@api_view()
def all_games_sports(request):
entertainment = Refreshment.objects.filter(type=1)
serialize = EntertainmentSerializer(instance=entertainment, many=True)
main = {'status': True, 'code': "CODE_SUCCESSFUL", 'msg': "SUCCESS", 'all_games_sports': serialize.data}
return Response(main)
序列化程序.py
class TimeingSerializer(serializers.ModelSerializer):
class Meta:
model = Timeing
fields = '__all__'
class EntertainmentSerializer(serializers.ModelSerializer):
refreshment = TimeingSerializer(many=True,read_only=True)
class Meta:
model = Refreshment
fields = '__all__'
AttributeError: Got AttributeError when attempting to get a value for field `refreshment` on serializer `AvailableHourSerializer`.
The serializer field might be named incorrectly and not match any attribute or key on the `Refreshment` instance.
Original exception text was: 'Refreshment' object has no attribute 'refreshment'.
您的代码抛出一个错误。应该这样。您定义了刷新,但未将其添加到字段中
class EntertainmentSerializer(serializers.ModelSerializer):
refreshment = TimeingSerializer(many=True,read_only=True)
class Meta:
model = Refreshment
fields = '__all__' #You have not added refreshment to fields.
您应该这样做:
class EntertainmentSerializer(serializers.ModelSerializer):
timeing = TimeingSerializer(many=True,read_only=True)
class Meta:
model = Refreshment
fields = '__all__'
您应该在
娱乐序列化程序中处理这些问题。同时发布已编辑的EntertainmentSerializer
的代码。请查看您当前代码的结果,以及您希望它是什么?出现错误。如何更新问题底部的错误