【Django】rest_framework 序列化自定义替换返回值

# 序列化设置
class PagerSerialiser(serializers.ModelSerializer):

    name = serializers.CharField(source="society.name")
    is_pass =serializers.CharField()  

    class Meta:
        model = models.SocietyAndUser
        fields = "__all__"

class Society(APIView):

    def get(self, request):
        data = {}
        try:
            s_data = models.SocietyAndUser.objects.filter(user_id=request.auth).order_by('id')

            for da in s_data:
                da.is_pass = self.type_t(da.is_pass)

            pg = PageNumberPagination()
            pg.max_page_size = 200
            pg.page_size_query_param = "size"
            pager_roles = pg.paginate_queryset(queryset=s_data, request=request, view=self)
            ser = PagerSerialiser(instance=pager_roles, many=True)
            data["code"] = 200
            data["count"] = len(s_data)
            data["data"] = ser.data
            return Response(data)
        except Exception as e:
            print(traceback.format_exc())
            data["code"] = 444
            data["message"] = "请求异常"
            return JsonResponse(data)

    def type_t(self,is_pass):
        data = {False:"正在申请中",True:"已加入社团"}
        res = data[is_pass]
        return res

print结果：

s_data <QuerySet [<SocietyAndUser: SocietyAndUser object>, <SocietyAndUser: SocietyAndUser object>, <SocietyAndUser: SocietyAndUser object>, <SocietyAndUser: SocietyAndUser object>, <SocietyAndUser: SocietyAndUser object>, <SocietyAndUser: SocietyAndUser object>, <SocietyAndUser: SocietyAndUser object>]>
正在申请中
已加入社团
正在申请中
已加入社团
正在申请中
正在申请中
正在申请中