AttributeError: type object 'Article' has no attribute 'object'

AttributeError at /blog/article/1

type object 'Article' has no attribute 'object'

Request Method:

GET    

Request URL:

http://127.0.0.1:8000/blog/article/1    

Django Version:

1.11    

Exception Type:

AttributeError    

Exception Value:

type object 'Article' has no attribute 'object'
   

Exception Location:

D:\myweb\myblog\blog\views.py in article_page, line 10    

Python Executable:

C:\ProgramData\Anaconda3\python.exe    

Python Version:

3.6.0    

很奇怪，我反复检查了代码也没看出问题啦啊。我的疑惑就是article_id，到底在哪里？之前正则表达式错了，我就用点代替了，出现的错误就是缺少参数article_id，后来我发现要用大写的p之后，正则表达式应该对了，结果告诉我，没有object属性，老师这是什么问题啊。