提交显示属性错误,请问这个怎么解决呢

我的views.py文件
from django.shortcuts import render
from django.http import HttpResponse
from . import models
def index(request):
articles = models.Article.objects.all()
return render(request,'blog/index.html',{'articles':articles})
def article_page(request,article_id):
article = models.Article.objects.get(pk=article_id)
return render(request,'blog/article_page.html',{'article':article})
def edit_page(request):
return render(request,'blog/edit_page.html')
def edit_action(request):
title = request.POST.get('title','TITLE')
content = request.POST.get('content','CONTENT')
models.article.objects.create(title=title,content=content)
articles = models.Article.objects.all()
return render(request,'blog/index.html',{'articles':articles})