当你尝试将一个不支持的类型(如集合set)转换为JSON格式时,就会触发这种异常。错误信息“TypeError: Object of type set is not JSON serializable”明确指出了问题的根源:你试图将一个集合对象序列化为JSON,但JSON格式不支持集合类型。 2. 说明为何set类型对象无法被JSON序列化 JSON(JavaScript Object Notation)是一...
解决方式,增加一个将set转为list的函数: defset_default(obj): ifisinstance(obj,set): returnlist(obj) raiseTypeError message_json = json.dumps(msg, default=set_default)
TypeError: Object of type'QuerySet'isnotJSON serializable 原因是 defwiki_catalog(request, project_id):#获取当前项目所有的目录: data = QuerySet类型data = models.Wiki.objects.filter(project=request.tracer.project).values_list("id",'title','parent_id')# JsonResponse在内部会调用json.dumps但是一个...
TypeError: Object of type'QuerySet'isnotJSON serializable 1. 原因是 defwiki_catalog(request, project_id):#获取当前项目所有的目录: data = QuerySet类型data = models.Wiki.objects.filter(project=request.tracer.project).values_list("id",'title','parent_id')# JsonResponse在内部会调用json.dumps但是...
python json转换失败Object of type set is not JSON serializable,不如php好用? iapplus 9195133384 发布于 2023-02-21 广东 date_array = [] price_array = [] for i in result: date_array.append({ f'{i.year}-{i.month}-{i.day}' }) price_array.append(i.price) data = dict() data['...
Object of type QuerySet is not JSON serializable 视图: import json def thanks_deposit_payment(request): order_number = Order.objects.latest('id').id total = Order.objects.latest('id').total costo_despacho = Order.objects.latest('id').shipping_cost order_items = OrderItem.objects.filter(...
Exception: A general error occurred: Object of type 'set' is not JSON serializable Here is the code and the output: joinData = join_features(target_layer=facilities,join_layer=counties,output_name="Facility_county_join",join_operation="JoinOneToOne",spatial_relationship="",a...
when i try the third example `import networkx as nx ...: import community ...: from netwulf import visualize ...: ...: G = nx.random_partition_graph([10,10,10],.25,.01) ...: bb = community.best_partition(G) # dict of node-community pairs...
TypeError: Object of type 'int32' is not JSON serializable 2019-12-06 14:41 −将模型用flask封装,返回json时报错:TypeError: Object of type 'int32' is not JSON serializable 网上搜索出的解决方案:重写json.JSONEncoder class MyEncoder(json.JSONEncoder): d... ...
在Django框架中,我们不能直接将QuerySet对象通过 HttpResponse(json.dumps(QeurySet))返回给前端Ajax... 否则会报错:Object of type 'QuerySet' is not JSON serializable 因此需要序列号后才能返回给前端Ajax... fromdjango.core import serializers def