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class BaseModel(models.Model):
    is_delete = models.BooleanField(default=False)
    
    class Meta:
        abstract = True

class Car(BaseModel):
    name = models.CharField(max_length=64)
    
    @property
    def my_name(self):
        return '???????'

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class CarModelSerializer(ModelSerializer):
    class Meta:
        model = models.Car
        fields = ('name', )
        
    extra_kwargs = {
        'name': {
            'write_only|read_only': True
        }
    }

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V2BookModelSerializer(
    instance=???????,
    data=???????,
    partial=False
)

2. **?????**???`patch`??
   ```python
   V2BookModelSerializer(
       instance=???????,
       data=???????,
       partial=True
   )

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class V2Book(APIView):
    def put(self, request, *args, **kwargs):
        request_data = request.data
        pk = kwargs.get('pk')
        old_book_obj = models.Book.objects.filter(pk=pk).first()
        
        book_ser = serializers.V2BookModelSerializer(
            instance=old_book_obj,
            data=request_data,
            partial=False
        )
        book_ser.is_valid(raise_exception=True)
        
        book_obj = book_ser.save()
        return Response({
             'status': 0,
             'msg': 'ok',
             'results': serializers.V2BookModelSerializer(book_obj).data
         })

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ListSerializer ??

class V2BookListSerializer(ListSerializer):
    def update(self, instance, validated_data):
        for index, obj in enumerate(instance):
            self.child.update(obj, validated_data[index])
        return instance

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class V2BookModelSerializer(ModelSerializer):
    class Meta:
        list_serializer_class = V2BookListSerializer

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class V2Book(APIView):
    def patch(self, request, *args, **kwargs):
        request_data = request.data
        pk = kwargs.get('pk')
        
        if pk and isinstance(request_data, dict):
            pks = [pk]
            request_data = [request_data]
        elif not pk and isinstance(request_data, list):
            pks = []
            for dic in request_data:
                pk = dic.pop('pk', None)
                if pk:
                    pks.append(pk)
                else:
                    return Response({
                        'status': 1,
                        'msg': '????'
                    })
        
        if not pks:
            return Response({
                'status': 1,
                'msg': '????'
            })
        
        objs = []
        new_request_data = []
        for index, pk in enumerate(pks):
            try:
                obj = models.Book.objects.get(pk=pk)
                objs.append(obj)
                new_request_data.append(request_data[index])
            except:
                continue
        
        book_ser = serializers.V2BookModelSerializer(
            instance=objs,
            data=new_request_data,
            partial=True,
            many=True
        )
        book_ser.is_valid(raise_exception=True)
        
        book_objs = book_ser.save()
        return Response({
             'status': 0,
             'msg': 'ok',
             'results': serializers.V2BookModelSerializer(book_objs, many=True).data
         })

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