{"id":49771,"date":"2023-01-23T17:38:42","date_gmt":"2024-01-19T11:29:07","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e7%ac%ac%e4%b8%80%e6%ac%a1%e4%bd%bf%e7%94%a8django%e7%9a%84hello-world\/"},"modified":"2024-04-29T11:08:16","modified_gmt":"2024-04-29T03:08:16","slug":"%e7%ac%ac%e4%b8%80%e6%ac%a1%e4%bd%bf%e7%94%a8django%e7%9a%84hello-world","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e7%ac%ac%e4%b8%80%e6%ac%a1%e4%bd%bf%e7%94%a8django%e7%9a%84hello-world\/","title":{"rendered":"\u7b2c\u4e00\u6b21\u4f7f\u7528Django\u7684Hello World"},"content":{"rendered":"<p>\u6211\u662f\u4e00\u540d\u521a\u5b66\u4e60Django\u4e24\u4e2a\u6708\u7684\u521d\u5b66\u8005\u5de5\u7a0b\u5e08\u3002<br \/>\n\u8fd9\u662f\u6211\u7b2c\u4e00\u6b21\u53d1\u5e16\uff0c\u6240\u4ee5\u6211\u5c06\u8bb0\u5f55\u4e0b\u4f7f\u7528Django\u5728\u6d4f\u89c8\u5668\u4e2d\u8f93\u51fa\u201cHello World\u201d\u7684\u8fc7\u7a0b\u3002<\/p>\n<h2>\u73af\u5883<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Mac\u3067\u958b\u767a<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Python 3.7.5<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">Django 2.2.6<\/ul>\n<h2>\u5b89\u88c5Django<\/h2>\n<pre class=\"post-pre\"><code>pip install django==2.2.6\r\n<\/code><\/pre>\n<p>\u9996\u5148\uff0c\u4f7f\u7528\u4e0a\u8ff0\u547d\u4ee4\u5b89\u88c5 Django\u3002\u7531\u4e8e\u672c\u6b21\u4f7f\u7528\u7684\u662f Django 2.2.6 \u7248\u672c\uff0c\u56e0\u6b64\u5728 django \u540e\u9762\u6dfb\u52a0 ==2.2.6 \u6765\u6307\u5b9a\u7248\u672c\u3002<\/p>\n<p>\u4e3a\u4e86\u786e\u8ba4\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u68c0\u67e5\u662f\u5426\u5df2\u7ecf\u5b89\u88c5\u3002<\/p>\n<pre class=\"post-pre\"><code>$ python -m django --version\r\n2.2.6\r\n<\/code><\/pre>\n<h2>\u521b\u5efa\u9879\u76ee<\/h2>\n<p>\u5982\u679c\u5b89\u88c5\u6210\u529f\u540e\uff0c\u63a5\u4e0b\u6765\u5c06\u521b\u5efa\u4e00\u4e2a\u9879\u76ee\u3002<br \/>\n\u9996\u5148\uff0c\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u521b\u5efa\u540d\u4e3a myapp \u7684\u76ee\u5f55\u3002<\/p>\n<pre class=\"post-pre\"><code>$ mkdir myapp \r\n<\/code><\/pre>\n<p>\u968f\u540e, (simplified Chinese: \u968f\u540e; traditional Chinese: \u96a8\u5f8c).<\/p>\n<pre class=\"post-pre\"><code>$ cd myapp \r\n<\/code><\/pre>\n<p>\u4f7f\u7528\u4e0a\u8ff0\u547d\u4ee4\u5207\u6362\u5230 myapp \u76ee\u5f55\uff0c\u5e76\u8fd0\u884c\u4e0b\u9762\u7684\u547d\u4ee4\u6765\u521b\u5efa\u9879\u76ee\u3002<\/p>\n<pre class=\"post-pre\"><code>$ django-admin startproject conf . \r\n<\/code><\/pre>\n<p>\u8bf7\u7528\u4ee5\u4e0b\u547d\u4ee4\u786e\u8ba4\u662f\u5426\u521b\u5efa\u4e86\u540d\u4e3a conf \u7684\u9879\u76ee\u3002<\/p>\n<pre class=\"post-pre\"><code>$ ls \r\nconf  manage.py \r\n<\/code><\/pre>\n<p>\u5982\u679c conf \u548c mange.py \u5df2\u7ecf\u88ab\u521b\u5efa\uff0c\u5c31\u53ef\u4ee5\u4e86\u3002<br \/>\n\u6574\u4e2a\u76ee\u5f55\u7ed3\u6784\u5e94\u8be5\u5982\u4e0b\u6240\u793a\u3002<\/p>\n<pre class=\"post-pre\"><code>myapp\r\n|\r\n\u251c\u2500\u2500 manage.py\r\n|\r\n\u2514\u2500\u2500 conf\r\n    \u251c\u2500\u2500 __init__.py\r\n    \u251c\u2500\u2500 settings.py\r\n    \u251c\u2500\u2500 urls.py\r\n    \u2514\u2500\u2500 wsgi.py\r\n<\/code><\/pre>\n<h2>\u521b\u5efa\u5e94\u7528\u7a0b\u5e8f<\/h2>\n<p>\u5728Django\u4e2d\uff0c\u60a8\u53ef\u4ee5\u5728\u9879\u76ee\u4e2d\u521b\u5efa\u591a\u4e2a\u5e94\u7528\u7a0b\u5e8f\u3002<br \/>\n\u8fd9\u6b21\u6211\u4eec\u5c06\u521b\u5efa\u4e00\u4e2a\u540d\u4e3ahello\u7684\u5e94\u7528\u7a0b\u5e8f\u3002<\/p>\n<pre class=\"post-pre\"><code>$ python manage.py startapp hello \r\n<\/code><\/pre>\n<p>\u4ee5\u4e0b\u662f\u5e94\u8be5\u6709\u7684\u76ee\u5f55\u7ed3\u6784\u56fe\u3002<\/p>\n<pre class=\"post-pre\"><code>myapp\r\n|\r\n\u251c\u2500\u2500 manage.py\r\n|\r\n\u251c\u2500\u2500 conf\r\n|   \u251c\u2500\u2500 __init__.py\r\n|   \u251c\u2500\u2500 settings.py\r\n|   \u251c\u2500\u2500 urls.py\r\n|   \u2514\u2500\u2500 wsgi.py\r\n|\r\n\u2514\u2500\u2500 hello\r\n    \u251c\u2500\u2500 __init__.py\r\n    \u251c\u2500\u2500 admin.py\r\n    \u251c\u2500\u2500 apps.py\r\n    \u251c\u2500\u2500 migrations\r\n    \u2502   \u2514\u2500\u2500 __init__.py\r\n    \u251c\u2500\u2500 models.py\r\n    \u251c\u2500\u2500 tests.py\r\n    \u2514\u2500\u2500 views.py\r\n<\/code><\/pre>\n<p>\u5982\u679c\u7ee7\u7eed\u8fd9\u6837\uff0chello\u5e94\u7528\u7a0b\u5e8f\u5c06\u4e0d\u4f1a\u751f\u6548\uff0c\u9700\u8981\u5728conf\u7684settings.py\u4e2d\u8fdb\u884c\u914d\u7f6e\uff0c\u4ee5\u544a\u77e5hello\u5e94\u7528\u7a0b\u5e8f\u5df2\u88ab\u6dfb\u52a0\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"n\">INSTALLED_APPS<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"s\">'django.contrib.admin'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.auth'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.contenttypes'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.sessions'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.messages'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'django.contrib.staticfiles'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"s\">'hello'<\/span><span class=\"p\">,<\/span>\r\n<span class=\"p\">]<\/span>\r\n<\/code><\/pre>\n<p>\u6bcf\u6b21\u521b\u5efa\u65b0\u5e94\u7528\u65f6\uff0c\u90fd\u9700\u8981\u50cf\u4e0a\u8ff0\u65b9\u5f0f\u4e00\u6837\u5c06&#8217;hello&#8217;\u6dfb\u52a0\u5230INSTALLED_APPS\u4e2d\uff0c\u624d\u4f1a\u88ab\u8bc6\u522b\u548c\u5e94\u7528\u3002<\/p>\n<h2>\u8bbe\u7f6eURL<\/h2>\n<p>\u63a5\u4e0b\u6765\uff0c\u9700\u8981\u8fdb\u884cURL\u7684\u8bbe\u7f6e\u3002\u867d\u7136\u5c06url\u6a21\u5f0f\u4ec5\u6dfb\u52a0\u5230conf\u7684url.py\u6587\u4ef6\u4e2d\u4e5f\u53ef\u4ee5\uff0c\u4f46\u662f\u968f\u7740\u914d\u7f6e\u7684\u589e\u52a0\uff0c\u7ba1\u7406\u5c06\u53d8\u5f97\u56f0\u96be\uff0c\u56e0\u6b64\u5c06\u5176\u5206\u5f00\u8bbe\u7f6e\u4e3a\u6bcf\u4e2a\u5e94\u7528\u7a0b\u5e8f\u662f\u6700\u4f73\u5b9e\u8df5\u3002<\/p>\n<p>\u5c06conf\u6587\u4ef6\u5939\u4e2d\u7684url.py\u6587\u4ef6\u8fdb\u884c\u5982\u4e0b\u7f16\u8f91\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">from<\/span> <span class=\"nn\">django.contrib<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">admin<\/span>\r\n<span class=\"kn\">from<\/span> <span class=\"nn\">django.urls<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">path<\/span><span class=\"p\">,<\/span> <span class=\"n\">include<\/span> <span class=\"err\">\u21e6<\/span> <span class=\"n\">include\u3092\u30a4\u30f3\u30dd\u30fc\u30c8<\/span>\r\n\r\n<span class=\"n\">urlpatterns<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"n\">path<\/span><span class=\"p\">(<\/span><span class=\"s\">'admin\/'<\/span><span class=\"p\">,<\/span> <span class=\"n\">admin<\/span><span class=\"p\">.<\/span><span class=\"n\">site<\/span><span class=\"p\">.<\/span><span class=\"n\">urls<\/span><span class=\"p\">),<\/span>\r\n    <span class=\"n\">path<\/span><span class=\"p\">(<\/span><span class=\"s\">''<\/span><span class=\"p\">,<\/span> <span class=\"n\">include<\/span><span class=\"p\">(<\/span><span class=\"s\">'hello.urls.py'<\/span><span class=\"p\">)),<\/span><span class=\"err\">\u3000\u21e6<\/span> <span class=\"n\">\u8ffd\u52a0<\/span>\r\n<span class=\"p\">]<\/span>\r\n<\/code><\/pre>\n<p>\u9996\u5148\uff0c\u5bfc\u5165include\uff0c\u5e76\u5728urlpatterns\u4e2d\u6dfb\u52a0path(&#8221;, include(&#8216;hello.urls.py&#8217;))\u3002<br \/>\n\u8fd9\u6837\u505a\u662f\u4e3a\u4e86\u4f7f\u7528include\u51fd\u6570\u6765\u52a0\u8f7dhello\u5e94\u7528\u7a0b\u5e8f\u7684urls.py\u3002\u8fd9\u6837\u505a\u53ef\u4ee5\u5c06\u6ce8\u610f\u529b\u96c6\u4e2d\u5728\u7f16\u8f91hello\u5e94\u7528\u7a0b\u5e8f\u7684urls.py\u4e0a\u3002<\/p>\n<p>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u8981\u5728hello\u5e94\u7528\u4e2d\u521b\u5efa\u4e00\u4e2a\u540d\u4e3aurls.py\u7684\u6587\u4ef6\u3002\u5e94\u7528\u7684urls.py\u5728\u4f7f\u7528startapp\u547d\u4ee4\u521b\u5efa\u5e94\u7528\u65f6\u4e0d\u4f1a\u81ea\u52a8\u751f\u6210\uff0c\u9700\u8981\u6211\u4eec\u81ea\u5df1\u624b\u52a8\u521b\u5efa\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5728hello\u5e94\u7528\u7a0b\u5e8f\u4e2d\u521b\u5efa\u4e86urls.py\u6587\u4ef6\uff0c\u8bf7\u6309\u7167\u4ee5\u4e0b\u65b9\u5f0f\u8fdb\u884c\u7f16\u8f91\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">from<\/span> <span class=\"nn\">django.urls<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">path<\/span>\r\n\r\n<span class=\"kn\">from<\/span> <span class=\"nn\">.<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">views<\/span>\r\n\r\n<span class=\"n\">urlpatterns<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"n\">path<\/span><span class=\"p\">(<\/span><span class=\"s\">''<\/span><span class=\"p\">,<\/span> <span class=\"n\">views<\/span><span class=\"p\">.<\/span><span class=\"n\">index<\/span><span class=\"p\">),<\/span>\r\n<span class=\"p\">]<\/span>\r\n<\/code><\/pre>\n<p>\u4ece.\u5bfc\u5165\u89c6\u56fe\u5c06views.py\u4ece\u540c\u4e00\u5c42\u7ea7\u5bfc\u5165\u3002<br \/>\npath(&#8221;, views.index)\u5c06\u6307\u5b9aURL\u8def\u5f84\u4f5c\u4e3a\u7b2c\u4e00\u4e2a\u53c2\u6570\uff08\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u4e3a\u7a7a\uff09\uff0c\u5e76\u6307\u5b9a\u4e0eURL\u6a21\u5f0f\u5339\u914d\u7684\u89c6\u56fe\u51fd\u6570\u4f5c\u4e3a\u7b2c\u4e8c\u4e2a\u53c2\u6570\uff08\u5728\u4e0b\u4e00\u6b65\u4e2d\u5c06\u521b\u5efa\u89c6\u56fe\u51fd\u6570\uff09\u3002\u7b2c\u4e09\u4e2a\u53c2\u6570\u540d\u79f0\u7528\u4e8e\u53cd\u5411\u89e3\u6790URL\uff0c\u4f46\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\u4e0d\u9700\u8981\uff0c\u6240\u4ee5\u88ab\u7701\u7565\u4e86\u3002\u6ca1\u6709\u586b\u5199\u3002<\/p>\n<h2>\u521b\u5efaView\u51fd\u6570<\/h2>\n<p>\u597d\u4e86\uff0c\u7ec8\u4e8e\u5230\u4e86\u6700\u540e\u7684\u6b65\u9aa4\u4e86\u3002<br \/>\n\u8bf7\u5c06view.py\u7f16\u8f91\u6210\u4ee5\u4e0b\u7684\u6837\u5b50\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">from<\/span> <span class=\"nn\">django.http<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">HttpResponse<\/span>\r\n\r\n\r\n<span class=\"k\">def<\/span> <span class=\"nf\">index<\/span><span class=\"p\">(<\/span><span class=\"n\">request<\/span><span class=\"p\">):<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"n\">HttpResponse<\/span><span class=\"p\">(<\/span><span class=\"s\">'Hello World'<\/span><span class=\"p\">)<\/span>\r\n<\/code><\/pre>\n<p>\u9996\u5148\uff0c\u5bfc\u5165HttpResponse\u6a21\u5757\u3002<br \/>\n\u63a5\u4e0b\u6765\uff0c\u5728\u4e4b\u524d\u521b\u5efa\u7684hello\u5e94\u7528\u7684urls.py\u6587\u4ef6\u4e2d\u6dfb\u52a0\u4e86path(&#8221;, views.index)\u3002\u8fd9\u91cc\u7684\u7b2c\u4e8c\u4e2a\u53c2\u6570\u4e2d\u7684index\u5c06\u6210\u4e3a\u672c\u6b21\u4f7f\u7528\u7684\u51fd\u6570\uff0c\u56e0\u6b64\u88ab\u547d\u540d\u4e3adef index(request)\u3002<br \/>\nHttpResponse(&#8216;Hello World&#8217;)\u5c06\u60f3\u8981\u8fd4\u56de\u4f5c\u4e3a\u54cd\u5e94\u7684\u503c\u653e\u5165()\u4e2d\uff0c\u5e76\u5c06\u5176\u4f5c\u4e3aHttpResponse\u5bf9\u8c61\u8fd4\u56de\u3002<\/p>\n<p>\u8bf7\u6267\u884cpython manage.py runserver\u547d\u4ee4\u3002\u5982\u679c\u770b\u5230\u4ee5\u4e0b\u663e\u793a\uff0c\u5219\u8868\u793a\u4e00\u5207\u987a\u5229\u3002<\/p>\n<pre class=\"post-pre\"><code>February 01, 2020 - 05:59:05\r\nDjango version 2.2.6, using settings 'conf.settings'\r\nStarting development server at http:\/\/127.0.0.1:8000\/\r\nQuit the server with CONTROL-C.\r\n<\/code><\/pre>\n<p>\u6253\u5f00\u6d4f\u89c8\u5668\u5e76\u8bbf\u95eehttp:\/\/127.0.0.1:8000\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/657d8d81913a08637a6d3599\/43-0.png\" alt=\"hello world.png\" \/><\/div>\n<p>\u5982\u679c\u4ee5\u8fd9\u6837\u7684\u65b9\u5f0f\u663e\u793a\uff0c\u90a3\u5c31\u662f\u6210\u529f\u7684\u3002\u606d\u559c\u606d\u559c\uff01\uff01\uff01\uff01<\/p>\n<h2>\u4e00\u53e5\u8bdd<\/h2>\n<p>\u5982\u679c\u80fd\u591f\u6210\u529f\u663e\u793a&#8221;Hello World&#8221;\uff0c\u5c31\u7b49\u4e8e\u5411\u6210\u4e3a\u4e00\u540d\u5de5\u7a0b\u5e08\u8fc8\u51fa\u4e86\u91cd\u8981\u7684\u4e00\u6b65\u3002\u53ef\u80fd\u4f1a\u89c9\u5f97\u5f88\u56f0\u96be\uff0c\u4f46\u6211\u76f8\u4fe1\u53ea\u8981\u6301\u7eed\u5b66\u4e60\uff0c\u8fdf\u65e9\u4f1a\u4f53\u4f1a\u5230\u5176\u4e2d\u7684\u4e50\u8da3\u3002\u867d\u7136\u6211\u81ea\u5df1\u4e5f\u53ea\u662f\u624d\u5f00\u59cb\u4e24\u4e2a\u6708\uff0c\u4f46\u6211\u5e0c\u671b\u80fd\u4e0d\u65ad\u53d1\u5c55\u5e76\u4f20\u8fbe\u51fa\u53bb\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6211\u662f\u4e00\u540d\u521a\u5b66\u4e60Django\u4e24\u4e2a\u6708\u7684\u521d\u5b66\u8005\u5de5\u7a0b\u5e08\u3002 \u8fd9\u662f\u6211\u7b2c\u4e00\u6b21\u53d1\u5e16\uff0c\u6240\u4ee5\u6211\u5c06\u8bb0\u5f55\u4e0b\u4f7f\u7528Django\u5728\u6d4f\u89c8\u5668\u4e2d\u8f93 [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-49771","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u7b2c\u4e00\u6b21\u4f7f\u7528Django\u7684Hello World - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/\u7b2c\u4e00\u6b21\u4f7f\u7528django\u7684hello-world\/\" \/>\n<meta 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