returnrender_to_response('detail.html',{'detail_obj':hero}) 原因为视图获取参数时候 写成了(id,hero_id),改成如上的(id=hero_id)即可解决。
Django报:builtin_function_or_method' object is not iterable,defdetail(request,hero_id):hero=models.HeroInfo.objects.get(id=hero_id)returnrender_to_response('detail.html',{'detail_obj':hero})原因为视图获取参数时候 写成了(id,hero_id),改成如上的(id=
在执行python manage.py makemigrations命令产生迁移文件时,抛出了TypeError: 'module' object is not iterable异常,具体信息如下: TypeError: 'module' object is not iterable Traceback (most recent call last): File"C:\Users\Emanuele\Desktop\Django_Env\lib\site-packages\django\urls\resolvers.py", line591...
在执行python manage.py makemigrations命令产生迁移文件时,抛出了TypeError: 'module' object is not iterable异常,具体信息如下: TypeError: 'module' object is not iterable Traceback (most recent call last): File "C:\Users\Emanuele\Desktop\Django_Env\lib\site-packages\django\urls\resolvers.py", line ...
JAVA克隆对象报错:The method clone() from the type Object is not visible 2019-12-07 20:22 −将一个对象复制一份,称为对象的克隆技术。在Object类汇总存在一个clone()方法:protected Onject clone() throws CloneNotSupportedException如果某各类的对象想被克隆,则对象所在的类必须实现Cloneable接口。此接口没...
django是一套开发成本低、迭代周期快的python web框架，而如mysql等关系数据库则是网站的必备组件，django...
Django 'int' object is not iterable when trying to update object Posted on 2022年1月26日 at 18:42 byStack OverflowRSS I am getting this error when trying to update objects from false to True. here is my code: class ListNoti(LoginRequiredMixin,ListView): raise_exception = True model = ...
It’s not possible to filter directly using Subquery and Exists, e.g.: >>> Post.objects.filter(Exists(recent_comments)) ... TypeError: 'Exists' object is not iterable You must filter on a subquery expression by first annotating the queryset and then filtering based on that annotation: ...
LazyObjectinstances which wrap a serializable value. Enumeration types (e.g.TextChoicesorIntegerChoices) instances. Any Django field Any function or method reference (e.g.datetime.datetime.today) (must be in module’s top-level scope) Functions may be decorated if wrapped properly, i.e. using...
Given a queryset, filter it with whichever filter backend is in use. You are unlikely to want to override this method, although you may need to call it either from a list view, or from a custom `get_object` method if you want to apply the configured filtering backend to the ...