{"id":49269,"date":"2023-08-01T02:57:07","date_gmt":"2023-03-27T07:52:36","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90django%e3%80%91settings-py-%e7%9a%84-installed_apps-%e5%92%8c%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f%e9%85%8d%e7%bd%ae%e7%b1%bb%e6%98%af%e4%bb%80%e4%b9%88%ef%bc%9f%ef%bc%88%e5%8c%85%e6%8b%ac\/"},"modified":"2024-04-30T16:24:09","modified_gmt":"2024-04-30T08:24:09","slug":"%e3%80%90django%e3%80%91settings-py-%e7%9a%84-installed_apps-%e5%92%8c%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f%e9%85%8d%e7%bd%ae%e7%b1%bb%e6%98%af%e4%bb%80%e4%b9%88%ef%bc%9f%ef%bc%88%e5%8c%85%e6%8b%ac","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e3%80%90django%e3%80%91settings-py-%e7%9a%84-installed_apps-%e5%92%8c%e5%ba%94%e7%94%a8%e7%a8%8b%e5%ba%8f%e9%85%8d%e7%bd%ae%e7%b1%bb%e6%98%af%e4%bb%80%e4%b9%88%ef%bc%9f%ef%bc%88%e5%8c%85%e6%8b%ac\/","title":{"rendered":"\u3010Django\u3011settings.py \u7684 INSTALLED_APPS \u548c\u5e94\u7528\u7a0b\u5e8f\u914d\u7f6e\u7c7b\u662f\u4ec0\u4e48\uff1f\uff08\u5305\u62ec\u5bf9\u4e8e 3.2 \u7684\u63a8\u8350\u53d8\u66f4\uff09"},"content":{"rendered":"<h1>\u603b\u7ed3<\/h1>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">INSTALLED_APPS\u306e\u8a18\u8f09\u65b9\u6cd5\u306b\u3064\u3044\u3066\u4ee5\u4e0b\u306e2\u901a\u308a\u304c\u3042\u308a\u307e\u3059\u304c\u3001django3.2\u304b\u3089\u63a8\u5968\u306e\u8a18\u8f09\u65b9\u6cd5\u304c\u5909\u308f\u3063\u3066\u3044\u308b\u3089\u3057\u3044\u306e\u3067\u5099\u5fd8\u9332\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>\u660e\u793a\u7684\u306b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u69cb\u6210\u30af\u30e9\u30b9\u3092\u66f8\u3044\u3066\u767b\u9332\u3059\u308b\u5834\u5408<br \/>\n\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30d1\u30c3\u30b1\u30fc\u30b8\u540d\u3092\u66f8\u3044\u3066\u767b\u9332\u3059\u308b\u5834\u5408<\/p>\n<p>\u4e0a\u8a18\u306e\u8a18\u8f09\u65b9\u6cd5\u306b\u4ed8\u968f\u3059\u308b\u30a8\u30e9\u30fc\uff08\u8b66\u544a\uff092\u4ef6\u306b\u3064\u3044\u3066\u30e1\u30e2<\/p>\n<p>primary key\u3092\u5b9a\u7fa9\u3057\u3066\u304a\u304d\u306a\u3044\u3001\u3068\u3044\u3046\u9ec4\u8272\u306e\u8b66\u544a\u6587<\/p>\n<p>INSTALLED_APPS\u8a18\u8f09\u6f0f\u308c\u306b\u3088\u308bRuntimeError<\/p>\n<h2>\u73af\u5883<\/h2>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">Mac<\/ul>\n<\/li>\n<\/ul>\n<p>\u6a5f\u7a2eID\uff1aMacBookPro18,3<br \/>\nmacOS\uff1aMonterey<br \/>\n\u30c1\u30c3\u30d7\uff1aApple M1 Pro<br \/>\n\u30e1\u30e2\u30ea\uff1a16GB<\/p>\n<p>Django version: 4.1.3<\/p>\n<h1>\u300cINSTALLED_APPS\u300d\u6307\u7684\u662f\u5df2\u5b89\u88c5\u7684\u5e94\u7528\u7a0b\u5e8f\u3002<\/h1>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">django\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u767b\u9332\u3059\u308b\uff08\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\uff09\u969b\u306b\u5fc5\u8981\u306b\u306a\u308b\u306e\u304c\u3001INSTALLED_APPS\u3002<\/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\">\u3053\u3053\u306b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u69cb\u6210\u30af\u30e9\u30b9\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306e\u7de8\u96c6\u304c\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u3082\u53cd\u6620\u3055\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u4f8b\u3048\u3070\u3001mysite\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067polls\u30a2\u30d7\u30ea\u4f5c\u6210\u6642\u306b\u306f\u4ee5\u4e0b\u304c\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u8a18\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/ul>\n<pre class=\"post-pre\"><code><span class=\"n\">INSTALLED_APPS<\/span> <span class=\"o\">=<\/span> <span class=\"p\">[<\/span>\r\n    <span class=\"sh\">'<\/span><span class=\"s\">polls.apps.PollsConfig<\/span><span class=\"sh\">'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"sh\">'<\/span><span class=\"s\">django.contrib.admin<\/span><span class=\"sh\">'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"sh\">'<\/span><span class=\"s\">django.contrib.auth<\/span><span class=\"sh\">'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"sh\">'<\/span><span class=\"s\">django.contrib.contenttypes<\/span><span class=\"sh\">'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"sh\">'<\/span><span class=\"s\">django.contrib.sessions<\/span><span class=\"sh\">'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"sh\">'<\/span><span class=\"s\">django.contrib.messages<\/span><span class=\"sh\">'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"sh\">'<\/span><span class=\"s\">django.contrib.staticfiles<\/span><span class=\"sh\">'<\/span><span class=\"p\">,<\/span>\r\n<span class=\"p\">]<\/span>\r\n<\/code><\/pre>\n<h1>\u5e94\u7528\u7a0b\u5e8f\u914d\u7f6e\u7c7b\u662f\u4ec0\u4e48<\/h1>\n<p>apps.py\u306b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u69cb\u6210\u30af\u30e9\u30b9\u304c\u8a18\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002<br \/>\n\u4f8b\u3048\u3070\u3001\u5148\u307b\u3069\u306epolls\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u8a18\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">from<\/span> <span class=\"n\">django.apps<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">AppConfig<\/span>\r\n\r\n\r\n<span class=\"k\">class<\/span> <span class=\"nc\">PollsConfig<\/span><span class=\"p\">(<\/span><span class=\"n\">AppConfig<\/span><span class=\"p\">):<\/span>\r\n    <span class=\"n\">default_auto_field<\/span> <span class=\"o\">=<\/span> <span class=\"sh\">'<\/span><span class=\"s\">django.db.models.BigAutoField<\/span><span class=\"sh\">'<\/span>\r\n    <span class=\"n\">name<\/span> <span class=\"o\">=<\/span> <span class=\"sh\">'<\/span><span class=\"s\">polls<\/span><span class=\"sh\">'<\/span>\r\n<\/code><\/pre>\n<h1>\u5728INSTALLED_APPS\u4e2d\uff0c\u6709\u4e24\u79cd\u6ce8\u518c\u65b9\u6cd5\u3002<\/h1>\n<p>INSTALLED_APPS\u306b\u306f2\u901a\u308a\u306e\u767b\u9332\u306e\u4ed5\u65b9\u304c\u3042\u308a\u307e\u3059\u3002\u4e0a\u8a18\u306f\u300c\u660e\u793a\u7684\u306b\u767b\u9332\u3059\u308b\u300d\u5834\u5408\u306e\u8a18\u8f09\u65b9\u6cd5\u3067\u3059\u304c\u3001\u300c\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30d1\u30c3\u30b1\u30fc\u30b8\u540d\u3067\u767b\u9332\u3059\u308b\u300d\u5834\u5408\u306e\u8a18\u8f09\u65b9\u6cd5\u3082\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>apps.py\u306b\u306f\u3001name = &#8216;polls&#8217;\u3068\u8a18\u8f09\u304c\u3042\u308a\u307e\u3059\u3088\u306d\u3002\u3053\u308c\u3092\u305d\u306e\u307e\u307e\u30d1\u30c3\u30b1\u30fc\u30b8\u3068\u3057\u3066\u8ffd\u52a0\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5148\u307b\u3069\u306epolls\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u5834\u5408\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u767b\u9332\u3057\u3066\u3042\u3052\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\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=\"sh\">'<\/span><span class=\"s\">polls<\/span><span class=\"sh\">'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"sh\">'<\/span><span class=\"s\">django.contrib.admin<\/span><span class=\"sh\">'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"sh\">'<\/span><span class=\"s\">django.contrib.auth<\/span><span class=\"sh\">'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"sh\">'<\/span><span class=\"s\">django.contrib.contenttypes<\/span><span class=\"sh\">'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"sh\">'<\/span><span class=\"s\">django.contrib.sessions<\/span><span class=\"sh\">'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"sh\">'<\/span><span class=\"s\">django.contrib.messages<\/span><span class=\"sh\">'<\/span><span class=\"p\">,<\/span>\r\n    <span class=\"sh\">'<\/span><span class=\"s\">django.contrib.staticfiles<\/span><span class=\"sh\">'<\/span><span class=\"p\">,<\/span>\r\n<span class=\"p\">]<\/span>\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\u8a66\u3057\u306b\u3001&#8217;polls&#8217;\u3092&#8217;aaaa&#8217;\u306b\u3059\u308b\u3068\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30a8\u30e9\u30fc\u304c\u51fa\u3066\u304d\u307e\u3059\u306e\u3067\u3001polls\u3060\u304b\u3089\u8aad\u307f\u8fbc\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u306d\uff08\u3082\u3061\u308d\u3093\u3001&#8217;aaaa&#8217;\u3067\u306f\u30b5\u30fc\u30d0\u30fc\u3092\u8d77\u52d5\u3057\u3066\u3082\u300c\u3053\u306e\u30b5\u30a4\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u307e\u305b\u3093\u300d\u3068\u8868\u793a\u3055\u308c\u3066\u3057\u307e\u3044\u307e\u3059\uff09<\/ul>\n<pre class=\"post-pre\"><code><span class=\"go\">ModuleNotFoundError: No module named 'aaaa'\r\n<\/span><\/code><\/pre>\n<h1>\u5728__init__.py\u4e2d\uff0c\u662f\u5426\u9700\u8981\u8bbe\u7f6edefault_app_config\uff1f<\/h1>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">INSTALLED_APPS\u3067\u300c\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30d1\u30c3\u30b1\u30fc\u30b8\u540d\u3092\u66f8\u304f\u300d\u5834\u5408\u306e\u767b\u9332\u65b9\u6cd5\u306b\u3064\u3044\u3066\u3061\u3087\u3063\u3068\u8abf\u3079\u308b\u3068\u3001_init__.py\u3092\u3044\u3058\u3063\u3066\u3042\u3052\u308b\u5fc5\u8981\u304c\u3042\u308b\u3001\u3068\u3044\u3046\u60c5\u5831\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u5b9f\u306fdjango3.2\u4ee5\u964d\uff082021\u5e744\u67086\u65e5\u30ea\u30ea\u30fc\u30b9\uff09\u3067\u8a2d\u5b9a\u65b9\u6cd5\u306e\u63a8\u5968\u304c\u5909\u308f\u3063\u305f\u3088\u3046\u3067\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>\u53c2\u8003\uff1aDjango\u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f33.2\uff08LTS\uff09\u304c\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u307e\u3057\u305f<\/p>\n<p>3.2\u3088\u308a\u524d\u306e\u5834\u5408\u3001Django\u30a2\u30d7\u30ea\u306e__init__.py\u3067\u3001\u5909\u6570default_app_config\u306bAppConfig\u3092\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3057\u305f\u3002polls\u30a2\u30d7\u30ea\u306e\u5834\u5408\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308b\u3067\u3057\u3087\u3046\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"n\">default_app_config<\/span> <span class=\"o\">=<\/span> <span class=\"sh\">'<\/span><span class=\"s\">polls.apps.PollsConfig<\/span><span class=\"sh\">'<\/span>\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\u3054\u81ea\u8eab\u304c\u6271\u3063\u3066\u3044\u308bdjango\u306eversion\u3092\u78ba\u8a8d\u3057\u305f\u4e0a\u3067\u3001\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u89e6\u308a\u59cb\u3081\u308b\u306e\u304c\u3044\u3044\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u306d\u3002<\/ul>\n<h1>&#8220;django.db.models.BigAutoField&#8221;\u662f\u4ec0\u4e48\u610f\u601d\uff1f<\/h1>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u4e0a\u306b\u8a18\u8f09\u3057\u305fpolls\/apps.py\u306b\u306f\u3001default_auto_field = &#8216;django.db.models.BigAutoField&#8217;\u3068\u8a18\u8f09\u304c\u3042\u308a\u307e\u3059\u304c\u3001\u3053\u308c\u3082Django 3.2\u304b\u3089\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u65b0\u898f\u4f5c\u6210\u6642\u70b9\u3067\u8a2d\u5b9a\u3055\u308c\u308b\u3082\u306e\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u307e\u305f\u3001settings.py\u306e\u4e00\u756a\u4e0b\u306b\u306f\u4ee5\u4e0b\u304c\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u4f5c\u6210\u6642\u70b9\u3067\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u8a18\u8f09\u3055\u308c\u3066\u304a\u308a\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u5168\u4f53\u306e\u4e3b\u30ad\u30fc\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u6307\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<\/ul>\n<pre class=\"post-pre\"><code><span class=\"n\">DEFAULT_AUTO_FIELD<\/span> <span class=\"o\">=<\/span> <span class=\"sh\">'<\/span><span class=\"s\">django.db.models.BigAutoField<\/span><span class=\"sh\">'<\/span>\r\n<\/code><\/pre>\n<p>\u5982\u679c\u4e0d\u662f\u9488\u5bf9\u6574\u4e2a\u9879\u76ee\uff0c\u800c\u662f\u9488\u5bf9\u6bcf\u4e2a\u5e94\u7528\u7a0b\u5e8f\u6307\u5b9a\u4e3b\u952e\u7684\u8bdd\uff0c\u53ef\u4ee5\u5728apps.py\u7684AppConfig\u4e2d\u8bbe\u7f6edefault_auto_field\u5c5e\u6027\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kn\">from<\/span> <span class=\"n\">django.apps<\/span> <span class=\"kn\">import<\/span> <span class=\"n\">AppConfig<\/span>\r\n\r\n\r\n<span class=\"k\">class<\/span> <span class=\"nc\">PollsConfig<\/span><span class=\"p\">(<\/span><span class=\"n\">AppConfig<\/span><span class=\"p\">):<\/span>\r\n    <span class=\"n\">default_auto_field<\/span> <span class=\"o\">=<\/span> <span class=\"sh\">'<\/span><span class=\"s\">django.db.models.BigAutoField<\/span><span class=\"sh\">'<\/span> <span class=\"c1\"># \u3053\u3053\u3067\u3059\r\n<\/span>    <span class=\"n\">name<\/span> <span class=\"o\">=<\/span> <span class=\"sh\">'<\/span><span class=\"s\">polls<\/span><span class=\"sh\">'<\/span>\r\n<\/code><\/pre>\n<h1>\u4e00\u65e6\u5347\u7ea7\u52303.2\u7248\u672c\u540e\uff0c\u4f1a\u51fa\u73b0\u9ec4\u8272\u7684\u8b66\u544a\u4fe1\u606f\u3002<\/h1>\n<ul class=\"post-ul\">\u305f\u3060\u3057\u30013.2\u304b\u3089\u4e3b\u30ad\u30fc\u306e\u578b\u3092\u30ab\u30b9\u30bf\u30de\u30a4\u30ba\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u3063\u305f\u3053\u3068\u304b\u3089\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u8b66\u544a\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u9ec4\u8272\u3067\u8868\u793a\u3055\u308c\u308b\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002<\/ul>\n<pre class=\"post-pre\"><code><span class=\"go\"> Auto-created primary key used when not defining a primary key type, by default \u2018django.db.models.AutoField\u2019.\r\n<\/span><\/code><\/pre>\n<p>\u81ea\u5206\u3082migrate\u6642\u306b\u3053\u306e\u8b66\u544a\u6587\u306b\u51fa\u4f1a\u3063\u305f\u3053\u3068\u304c\u3042\u308a\u307e\u3059\u3002django\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u30923.1\u4ee5\u524d\u304b\u30893.2\u306b\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3055\u308c\u305f\u65b9\u306f\u906d\u9047\u3057\u305f\u3053\u3068\u304c\u3042\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n<p>\u305d\u306e\u5834\u5408\u306f\u3001settings.py\u306b\u3001\u4eca\u307e\u3067\u6697\u9ed9\u3067\u30c7\u30d5\u30a9\u30eb\u30c8\u3068\u306a\u3063\u3066\u3044\u305fDEFAULT_AUTO_FIELD=&#8217;django.db.models.AutoField&#8217;\u3092\u660e\u793a\u7684\u306b\u8a2d\u5b9a\u3057\u3066\u304a\u304f\u3068\u89e3\u6c7a\u3057\u307e\u3059\u3002<br \/>\n\u4ed6\u306b\u3082\u65b9\u6cd5\u306f\u3042\u308b\u3088\u3046\u306a\u306e\u3067\u3001\u3053\u3061\u3089\u3054\u53c2\u7167\u304f\u3060\u3055\u3044\uff1a\u3010django\u3011\u8b66\u544a\u6587\u3067\u300cAuto-created primary key used when not defining a primary key type, by default \u2018django.db.models.AutoField\u2019.\u300d\u306e\u5bfe\u5fdc\u7b56<\/p>\n<p>3.2\u5909\u66f4\u6642\u306e\u516c\u5f0f\u30b5\u30a4\u30c8\u306f\u3053\u3061\u3089\uff1aCustomizing type of auto-created primary keys\u00b6<\/p>\n<h1>\u5982\u679c\u6ca1\u6709\u5c06\u5176\u6ce8\u518c\u5728INSTALLED_APPS\u4e2d\uff0c\u5728\u8fdb\u884c\u8fc1\u79fb\u65f6\u4f1a\u53d1\u751f\u9519\u8bef\u3002<\/h1>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30e2\u30c7\u30eb\u3092\u5b9a\u7fa9\u3057\u3066\u3044\u308b\u306e\u306b\u3001INSTALLED_APPS\u306b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u767b\u9332\u3057\u3066\u3044\u306a\u3044\u3068\u3001\u30de\u30a4\u30b0\u30ec\u30fc\u30c8\u6642\u3084runserver\u6642\u306b\u4ee5\u4e0b\u306e\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u307e\u3059\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">polls\u30a2\u30d7\u30ea\u306eQuestion\u30e2\u30c7\u30eb\u306e\u5834\u5408\u306f\u4ee5\u4e0b\u306e\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u3067\u3059\u3002<\/ul>\n<pre class=\"post-pre\"><code><span class=\"go\">RuntimeError: Model class polls.models.Question doesn't declare an explicit app_label and isn't in an application in INSTALLED_APPS.\r\n<\/span><\/code><\/pre>\n<ul class=\"post-ul\">\u3053\u306e\u30a8\u30e9\u30fc\u306b\u906d\u9047\u3057\u305f\u5834\u5408\u306f\u3001INSTALL_APPS\u3067\u5bfe\u8c61\u306e\u30e2\u30c7\u30eb\u3092\u542b\u3080\u30a2\u30d7\u30ea\u304c\u767b\u9332\u3055\u308c\u3066\u3044\u308b\u304b\u3069\u3046\u304b\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u603b\u7ed3 INSTALLED_APPS\u306e\u8a18\u8f09\u65b9\u6cd5\u306b\u3064\u3044\u3066\u4ee5\u4e0b\u306e2\u901a\u308a\u304c\u3042\u308a\u307e\u3059\u304c\u3001django3.2\u304b\u3089\u63a8\u5968\u306e\u8a18\u8f09 [&hellip;]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-49269","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 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