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                        /三小時帶你入門Django框架 新版上架

Page not found (404)，請老師幫我分析下。

應用路由：

from?django.urls?import?path
import?blog.views

urlpatterns?=?[
????path('index/',?blog.views.get_index_page),
????path('detail/<int:article_id>',?blog.views.get_detail_page)
]

視圖：

def?get_detail_page(request,?article_id):
????all_article?=?Article.objects.all()
????curr_article?=?None
????for?article?in?all_article:
????????if?article.article_id?==?article_id:
????????????curr_article?=?article
????????????break
????section_list?=?curr_article.content.split('\n')
????return?render(
????????request,?'blog/detail.html',?{
????????????'curr_article':?curr_article,
????????????'section_list':?section_list
????????}
????)

前端：

<!DOCTYPE?html>
<html?lang="en">
<head>
????<meta?charset="UTF-8">
????<title>Lcw</title>
????<!--?最新版本的?Bootstrap?核心?CSS?文件?-->
????<link?rel="stylesheet"?
??????????integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u"?crossorigin="anonymous">
????<!--?最新的?Bootstrap?核心?JavaScript?文件?-->
????<script?src="https://cdn.jsdelivr.net/npm/[email protected]/dist/js/bootstrap.min.js"
????????????integrity="sha384-Tc5IQib027qvyjSMfHjOMaLkfuWVxZxUPnCJA7l2mCWNIpG9mGCD8wGNIcPD7Txa"
????????????crossorigin="anonymous"></script>
</head>
<body>
<div?class="container?page-header">
????<h1>{{?curr_article.title?}}</h1>
</div>
<div?class="container?page-main">
????<div>
????????{%?for?section?in?section_list?%}
????????<p>{{?section?}}</p>
????????{%?endfor?%}
????</div>
</div>
</body>
</html>

數據庫：