在Django框架中,遇到“matching query does not exist”错误通常意味着在尝试从数据库中检索数据时,未能找到符合查询条件的记录。这是一个常见的异常,可能由多种原因引起。以下是对该问题的详细分析、解决方案及一些预防建议: 1. 确认问题上下文 “matching query does not exist”错误是在Django执行数据库查询时,未能...
我试图在 Django 中运行我的应用程序的管理站点。我只是同步了数据库,然后去了网站,但我得到了错误…… Site matching query does not exist. 有任何想法吗 ? 原文由 felix001 发布,翻译遵循 CC BY-SA 4.0 许可协议 pythondjangodjango-models 有用关注收藏 回复 阅读303 2...
在或者geattr / hasattr / obj. item 会抛出异常 无法通过判断处理 捕获异常 try: tmp_data['demand_dept_name'] = data.demand_dept.name exceptException: pass
get_query_set().get(*args, **kwargs) File "/usr/lib/python2.5/site-packages/django/db/models/query.py", line 263, in get raise self.model.DoesNotExist, "%s matching query does not exist." % self.model._meta.object_name DoesNotExist: Site matching query does not exist. === ERROR:...
django之异常错误3(Student matching query does not exist.) 错误提示: DoesNotExist at /blog/test2/ Student matching query does not exist. 说明:错误提示说明错误在test2中,查找数据库的表student的数据不存在,可能是索引存在错误,超过了取值的范围。
Django的filter查询 name__contains表示精确大小写的模糊查询 使用name__icontains表示忽略大小写 year_...
错误: No module named 模块名称 找不到模块，需要将模块添加到Python的搜索目录中。 方法一、在运行时...
Whenever I try to create a "Tour" for a "User" I get this error: "DoesNotExist at /add-tour/FAjK5CryF8/ - User matching query does not exist." Specifically the problems seems to come from this line of code: user = User.objects.get(pk=pk) models.py...
DoesNotExist: Reporter matching query does not exist. # Create an article. >>> from datetime import date >>> a = Article(pub_date=date.today(), headline='Django is cool', ... content='Yeah.', reporter=r) >>> a.save() # Now the article is in the database. >>> Article.objects...
DoesNotExist: Question matching query does not exist. # Lookup by a primary key is the most common case, so Django provides a # shortcut for primary-key exact lookups. # The following is identical to Question.objects.get(id=1). >>> Question.objects.get(pk=1) <Question: What's up?>...