{"id":516,"date":"2023-10-28T03:38:14","date_gmt":"2023-01-30T12:25:26","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/index.php\/2023\/11\/30\/python-3%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%97%e3%81%a6flask%e3%82%92%e4%bd%bf%e3%81%a3%e3%81%9fweb%e3%82%a2%e3%83%97%e3%83%aa%e3%82%b1%e3%83%bc%e3%82%b7%e3%83%a7%e3%83%b3%e3%82%92%e4%bd%9c%e6%88%90\/"},"modified":"2025-08-01T00:12:04","modified_gmt":"2025-07-31T15:12:04","slug":"python-3%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%97%e3%81%a6flask%e3%82%92%e4%bd%bf%e3%81%a3%e3%81%9fweb%e3%82%a2%e3%83%97%e3%83%aa%e3%82%b1%e3%83%bc%e3%82%b7%e3%83%a7%e3%83%b3%e3%82%92%e4%bd%9c%e6%88%90","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/python-3%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%97%e3%81%a6flask%e3%82%92%e4%bd%bf%e3%81%a3%e3%81%9fweb%e3%82%a2%e3%83%97%e3%83%aa%e3%82%b1%e3%83%bc%e3%82%b7%e3%83%a7%e3%83%b3%e3%82%92%e4%bd%9c%e6%88%90\/","title":{"rendered":"Python 3\u3092\u4f7f\u7528\u3057\u3066Flask\u3092\u4f7f\u3063\u305fWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u6210\u306e\u65b9\u6cd5"},"content":{"rendered":"<p>\u8457\u8005\u306f\u3001\u5bc4\u4ed8\u3092\u53d7\u3051\u308b\u305f\u3081\u306bFree and Open Source Fund\u3092\u9078\u3073\u307e\u3057\u305f\u3002\u3053\u308c\u306fWrite for Donations\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u4e00\u74b0\u3067\u3059\u3002<\/p>\n<h3>\u306f\u3058\u3081\u306b<\/h3>\n<p>Flask\u306f\u3001Python\u3067\u30a6\u30a7\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u6210\u3059\u308b\u969b\u306b\u5f79\u7acb\u3064\u30c4\u30fc\u30eb\u3084\u6a5f\u80fd\u3092\u63d0\u4f9b\u3059\u308b\u3001\u5c0f\u3055\u304f\u8efd\u91cf\u306aPython\u30a6\u30a7\u30d6\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3067\u3059\u3002\u3053\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306f\u3001\u958b\u767a\u8005\u306b\u67d4\u8edf\u6027\u3092\u4e0e\u3048\u3001\u65b0\u305f\u306a\u958b\u767a\u8005\u306b\u3068\u3063\u3066\u3082\u30a2\u30af\u30bb\u30b9\u3057\u3084\u3059\u3044\u3067\u3059\u3002\u305f\u3063\u305f\u4e00\u3064\u306ePython\u30d5\u30a1\u30a4\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3001\u7d20\u65e9\u304f\u30a6\u30a7\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u69cb\u7bc9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002Flask\u306f\u62e1\u5f35\u53ef\u80fd\u3067\u3082\u3042\u308a\u3001\u7279\u5b9a\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u69cb\u9020\u3092\u5f37\u5236\u3057\u305f\u308a\u3001\u8907\u96d1\u306a\u96db\u5f62\u30b3\u30fc\u30c9\u3092\u5fc5\u8981\u3068\u3057\u307e\u305b\u3093\u3002<\/p>\n<p>\u3053\u306e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u306e\u4e00\u74b0\u3068\u3057\u3066\u3001Bootstrap\u30c4\u30fc\u30eb\u30ad\u30c3\u30c8\u3092\u4f7f\u7528\u3057\u3066\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30b9\u30bf\u30a4\u30eb\u3092\u6574\u3048\u3001\u3088\u308a\u8996\u899a\u7684\u306b\u9b45\u529b\u7684\u306b\u3057\u307e\u3059\u3002Bootstrap\u306f\u3001\u81ea\u5206\u81ea\u8eab\u3067HTML\u3001CSS\u3001JavaScript\u306e\u30b3\u30fc\u30c9\u3092\u66f8\u304b\u305a\u306b\u3001\u30ec\u30b9\u30dd\u30f3\u30b7\u30d6\u306a\u30a6\u30a7\u30d6\u30da\u30fc\u30b8\u3092\u30a6\u30a7\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u7d71\u5408\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u3001\u30e2\u30d0\u30a4\u30eb\u30d6\u30e9\u30a6\u30b6\u3067\u3082\u3046\u307e\u304f\u52d5\u4f5c\u3057\u307e\u3059\u3002\u3053\u306e\u30c4\u30fc\u30eb\u30ad\u30c3\u30c8\u306b\u3088\u3063\u3066\u3001Flask\u306e\u52d5\u4f5c\u3092\u5b66\u3076\u3053\u3068\u306b\u96c6\u4e2d\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>Flask\u306f\u3001\u5909\u6570\u3001\u30eb\u30fc\u30d7\u3001\u30ea\u30b9\u30c8\u306a\u3069\u306ePython\u306e\u6982\u5ff5\u3092\u4f7f\u3044\u306a\u304c\u3089\u3001Jinja\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30a8\u30f3\u30b8\u30f3\u3092\u4f7f\u7528\u3057\u3066HTML\u30da\u30fc\u30b8\u3092\u52d5\u7684\u306b\u69cb\u7bc9\u3057\u307e\u3059\u3002\u3053\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u4e00\u90e8\u3068\u3057\u3066\u3053\u308c\u3089\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3067\u306f\u3001Flask\u3068Python 3\u3092\u4f7f\u7528\u3057\u3066\u5c0f\u3055\u306aWeb\u30d6\u30ed\u30b0\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30e6\u30fc\u30b6\u30fc\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u3059\u3079\u3066\u306e\u6295\u7a3f\u3092\u8868\u793a\u3057\u3001\u6295\u7a3f\u306e\u30bf\u30a4\u30c8\u30eb\u3092\u30af\u30ea\u30c3\u30af\u3057\u3066\u5185\u5bb9\u3092\u8868\u793a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u65b0\u3057\u3044\u6295\u7a3f\u3092\u8ffd\u52a0\u3057\u305f\u308a\u3001\u65e2\u5b58\u306e\u6295\u7a3f\u3092\u7de8\u96c6\u3057\u305f\u308a\u524a\u9664\u3057\u305f\u308a\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002<\/p>\n<div class=\"post-conf-info\">\n<p class=\"post-conf-desc\">Info<\/p>\n<div>\u30c7\u30b8\u30bf\u30eb\u30aa\u30fc\u30b7\u30e3\u30f3\u306e\u30a2\u30d7\u30ea\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u3092\u4f7f\u7528\u3057\u3066\u3001Flask\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30c7\u30d7\u30ed\u30a4\u3092\u7c21\u7d20\u5316\u3057\u307e\u3057\u3087\u3046\u3002\u6570\u5206\u3067GitHub\u304b\u3089\u76f4\u63a5Flask\u3092\u30c7\u30d7\u30ed\u30a4\u3067\u304d\u307e\u3059\u3002<\/div>\n<\/div>\n<h2>\u524d\u63d0\u6761\u4ef6<\/h2>\n<p>\u3053\u306e\u30ac\u30a4\u30c9\u306b\u5f93\u3046\u524d\u306b\u3001\u4ee5\u4e0b\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<ul class=\"post-ul\">\n<li>A local Python 3 programming environment, follow the tutorial for your distribution in How To Install and Set Up a Local Programming Environment for Python 3 series for your local machine. In this tutorial we\u2019ll call our project directory flask_blog.<\/li>\n<li>An understanding of Python 3 concepts, such as data types, conditional statements, for loops, functions, and other such concepts. If you are not familiar with Python, check out our How To Code in Python 3 series.<\/li>\n<\/ul>\n<h2>\u30b9\u30c6\u30c3\u30d71 \u2014 Flask\u306e\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/h2>\n<p>\u3053\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u306f\u3001Python\u306e\u74b0\u5883\u3092\u30a2\u30af\u30c6\u30a3\u30d6\u306b\u3057\u3066\u3001pip\u30d1\u30c3\u30b1\u30fc\u30b8\u30a4\u30f3\u30b9\u30c8\u30fc\u30e9\u30fc\u3092\u4f7f\u7528\u3057\u3066Flask\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\u3002<\/p>\n<p>\u3082\u3057\u307e\u3060\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u74b0\u5883\u3092\u8d77\u52d5\u3057\u3066\u3044\u306a\u3044\u5834\u5408\u306f\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\uff08flask_blog\uff09\u306b\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3001\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u3063\u3066\u74b0\u5883\u3092\u8d77\u52d5\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"$\"><span class=\"token builtin class-name\">source<\/span> <mark>env<\/mark>\/bin\/activate<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u74b0\u5883\u304c\u8d77\u52d5\u3055\u308c\u308b\u3068\u3001\u30d7\u30ed\u30f3\u30d7\u30c8\u306b\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u74b0\u5883\u63a5\u982d\u8f9e\u304c\u4ed8\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"(env)sammy@localhost:$\"><\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u3053\u306e\u63a5\u982d\u8f9e\u306f\u3001\u74b0\u5883env\u304c\u73fe\u5728\u30a2\u30af\u30c6\u30a3\u30d6\u3067\u3042\u308b\u3053\u3068\u3092\u793a\u3057\u3066\u304a\u308a\u3001\u305d\u308c\u304c\u4f5c\u6210\u6642\u306b\u3069\u306e\u3088\u3046\u306b\u540d\u524d\u3092\u4ed8\u3051\u305f\u304b\u306b\u3088\u3063\u3066\u5225\u306e\u540d\u524d\u3092\u6301\u3064\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<div class=\"post-conf-note\">\n<p class=\"post-conf-desc\">Note<\/p>\n<div>\u6ce8\u610f\uff1a\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u958b\u767a\u30d7\u30ed\u30bb\u30b9\u3092\u52b9\u679c\u7684\u306b\u7ba1\u7406\u3057\u8ffd\u8de1\u3059\u308b\u305f\u3081\u306b\u3001\u30d0\u30fc\u30b8\u30e7\u30f3\u7ba1\u7406\u30b7\u30b9\u30c6\u30e0\u3067\u3042\u308bGit\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002Git\u306e\u4f7f\u7528\u65b9\u6cd5\u3092\u5b66\u3076\u305f\u3081\u306b\u306f\u3001\u79c1\u305f\u3061\u306e\u300cGit\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u4f7f\u7528\u3068\u30d6\u30e9\u30f3\u30c1\u306e\u7d39\u4ecb\u300d\u306e\u8a18\u4e8b\u3092\u30c1\u30a7\u30c3\u30af\u3057\u3066\u307f\u308b\u3053\u3068\u3092\u304a\u3059\u3059\u3081\u3057\u307e\u3059\u3002<br \/>\nGit\u3092\u4f7f\u7528\u3057\u3066\u3044\u308b\u5834\u5408\u306f\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306b\u95a2\u4fc2\u306e\u306a\u3044\u30d5\u30a1\u30a4\u30eb\u3092\u8ffd\u8de1\u3057\u306a\u3044\u305f\u3081\u306b\u3001\u65b0\u3057\u304f\u4f5c\u6210\u3055\u308c\u305fenv\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092.gitignore\u30d5\u30a1\u30a4\u30eb\u306b\u7121\u8996\u3059\u308b\u306e\u304c\u826f\u3044\u30a2\u30a4\u30c7\u30a2\u3067\u3059\u3002<\/div>\n<\/div>\n<p>\u4eca\u5ea6\u306fPython\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3001\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30b3\u30fc\u30c9\u3092\u30e1\u30a4\u30f3\u306ePython\u30b7\u30b9\u30c6\u30e0\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304b\u3089\u5206\u96e2\u3057\u307e\u3059\u3002\u3053\u308c\u306fpip\u3068python\u3092\u4f7f\u7528\u3057\u3066\u884c\u3044\u307e\u3059\u3002<\/p>\n<p>Flask\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"(env)sammy@localhost:$\">pip <span class=\"token function\">install<\/span> flask<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304c\u5b8c\u4e86\u3057\u305f\u3089\u3001\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u304c\u6b63\u3057\u304f\u884c\u308f\u308c\u305f\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306b\u3001\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u5b9f\u884c\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"(env)sammy@localhost:$\">python <span class=\"token parameter variable\">-c<\/span> <span class=\"token string\">&#8220;import flask; print(flask.__version__)&#8221;<\/span><\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>Python\u306e\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3092\u3001\u30aa\u30d7\u30b7\u30e7\u30f3\u300c-c\u300d\u3092\u4f7f\u7528\u3057\u3066Python\u30b3\u30fc\u30c9\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002\u6b21\u306b\u3001flask\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u300cimport flask;\u300d\u3067\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u3001flask.__version__\u5909\u6570\u3067\u63d0\u4f9b\u3055\u308c\u308bFlask\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\n<p>\u6b21\u306e\u3088\u3046\u306a\u30d0\u30fc\u30b8\u30e7\u30f3\u756a\u53f7\u304c\u51fa\u529b\u3055\u308c\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<div class=\"secondary-code-label\" title=\"Output\">Output<\/div>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p><mark>1.1.2<\/mark><\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30d5\u30a9\u30eb\u30c0\u3092\u4f5c\u6210\u3057\u3001\u4eee\u60f3\u74b0\u5883\u3092\u8a2d\u5b9a\u3057\u3001Flask\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3057\u305f\u3002\u3053\u308c\u3067\u57fa\u672c\u7684\u306a\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u306b\u9032\u3080\u6e96\u5099\u304c\u6574\u3044\u307e\u3057\u305f\u3002<\/p>\n<h2>\u30b9\u30c6\u30c3\u30d72- \u30d9\u30fc\u30b9\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u4f5c\u6210<\/h2>\n<p>Python\u30d5\u30a1\u30a4\u30eb\u5185\u306b\u5c0f\u3055\u306a\u30a6\u30a7\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u6210\u3057\u3001\u30b5\u30fc\u30d0\u30fc\u3092\u8d77\u52d5\u3057\u3066\u30d6\u30e9\u30a6\u30b6\u4e0a\u306b\u60c5\u5831\u3092\u8868\u793a\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u74b0\u5883\u306e\u6e96\u5099\u304c\u6574\u3063\u305f\u306e\u3067\u3001Flask\u3092\u4f7f\u3063\u3066\u59cb\u3081\u307e\u3057\u3087\u3046\u3002<\/p>\n<p>\u3042\u306a\u305f\u306eflask_blog\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3067\u3001\u7de8\u96c6\u7528\u306bhello.py\u3068\u3044\u3046\u540d\u524d\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u958b\u304d\u3001nano\u3082\u3057\u304f\u306f\u304a\u6c17\u306b\u5165\u308a\u306e\u30c6\u30ad\u30b9\u30c8\u30a8\u30c7\u30a3\u30bf\u3092\u4f7f\u7528\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">nano<\/span> hello.py<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u3053\u306ehello.py\u30d5\u30a1\u30a4\u30eb\u306f\u3001HTTP\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u51e6\u7406\u3059\u308b\u65b9\u6cd5\u306e\u6700\u5c0f\u9650\u306e\u4f8b\u3068\u3057\u3066\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u305d\u308c\u306b\u306f\u3001Flask\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u3001HTTP\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u8fd4\u3059\u95a2\u6570\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u3092hello.py\u5185\u306b\u66f8\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div>\u30d5\u30e9\u30b9\u30b3_ \u30d6\u30ed\u30b0\/\u3053\u3093\u306b\u3061\u306f.py<\/div>\n<pre class=\"post-pre\"><code><span class=\"token keyword\">from<\/span> flask <span class=\"token keyword\">import<\/span> Flask\r\n\r\napp <span class=\"token operator\">=<\/span> Flask<span class=\"token punctuation\">(<\/span>__name__<span class=\"token punctuation\">)<\/span>\r\n\r\n\r\n<span class=\"token decorator annotation punctuation\">@app<span class=\"token punctuation\">.<\/span>route<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">'\/'<\/span><span class=\"token punctuation\">)<\/span>\r\n<span class=\"token keyword\">def<\/span> <span class=\"token function\">hello<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\r\n    <span class=\"token keyword\">return<\/span> <span class=\"token string\">'Hello, World!'<\/span>\r\n<\/code><\/pre>\n<p>\u524d\u306e\u30b3\u30fc\u30c9\u30d6\u30ed\u30c3\u30af\u3067\u306f\u3001\u307e\u305aflask\u30d1\u30c3\u30b1\u30fc\u30b8\u304b\u3089Flask\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002\u305d\u308c\u304b\u3089\u3001\u305d\u308c\u3092\u4f7f\u7528\u3057\u3066\u540d\u524d\u304capp\u306eFlask\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u73fe\u5728\u306ePython\u30e2\u30b8\u30e5\u30fc\u30eb\u306e\u540d\u524d\u3092\u4fdd\u6301\u3059\u308b\u7279\u6b8a\u306a\u5909\u6570__name__\u3092\u6e21\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u306b\u5834\u6240\u304c\u3069\u3053\u304b\u3092\u4f1d\u3048\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059- Flask\u306f\u88cf\u3067\u3044\u304f\u3064\u304b\u306e\u30d1\u30b9\u3092\u8a2d\u5b9a\u3059\u308b\u305f\u3081\u3001\u3053\u308c\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<p>\u30a2\u30d7\u30ea\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u4f5c\u6210\u3057\u305f\u5f8c\u3001\u305d\u308c\u3092\u4f7f\u7528\u3057\u3066\u53d7\u4fe1\u3057\u305f\u30a6\u30a7\u30d6\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u51e6\u7406\u3084\u30e6\u30fc\u30b6\u30fc\u3078\u306e\u30ec\u30b9\u30dd\u30f3\u30b9\u306e\u9001\u4fe1\u3092\u884c\u3044\u307e\u3059\u3002@app.route\u306f\u3001\u901a\u5e38\u306ePython\u95a2\u6570\u3092Flask\u306e\u30d3\u30e5\u30fc\u95a2\u6570\u306b\u5909\u63db\u3057\u3001\u95a2\u6570\u306e\u8fd4\u308a\u5024\u3092HTTP\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\uff08\u30a6\u30a7\u30d6\u30d6\u30e9\u30a6\u30b6\u306a\u3069\uff09\u304c\u8868\u793a\u3059\u308b\u305f\u3081\u306eHTTP\u30ec\u30b9\u30dd\u30f3\u30b9\u306b\u5909\u63db\u3059\u308b\u30c7\u30b3\u30ec\u30fc\u30bf\u3067\u3059\u3002@app.route()\u306b&#8217;\/&#8217;\u306e\u5024\u3092\u6e21\u3059\u3053\u3068\u3067\u3001\u3053\u306e\u95a2\u6570\u304cURL&#8217;\/&#8217;\u306b\u5bfe\u3059\u308b\u30a6\u30a7\u30d6\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u5fdc\u7b54\u3059\u308b\u3053\u3068\u3092\u793a\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u30e1\u30a4\u30f3\u306eURL\u3067\u3059\u3002<\/p>\n<p>hello()\u30d3\u30e5\u30fc\u95a2\u6570\u306f\u3001\u5fdc\u7b54\u3068\u3057\u3066\u6587\u5b57\u5217\u300c\u3053\u3093\u306b\u3061\u306f\u3001\u4e16\u754c\uff01\u300d\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<p>\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3057\u3066\u9589\u3058\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u30a6\u30a7\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u307e\u305aFLASK_APP\u74b0\u5883\u5909\u6570\u3092\u4f7f\u7528\u3057\u3066\u3001Flask\u306b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\uff08\u3053\u306e\u5834\u5408\u306fhello.py\u30d5\u30a1\u30a4\u30eb\uff09\u306e\u5834\u6240\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token builtin class-name\">export<\/span> <span class=\"token assign-left variable\">FLASK_APP<\/span><span class=\"token operator\">=<\/span>hello<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u30d5\u30e9\u30b9\u30b3\u74b0\u5883\u5909\u6570\uff08FLASK_ENV\uff09\u3092\u4f7f\u7528\u3057\u3066\u3001\u958b\u767a\u30e2\u30fc\u30c9\u3067\u5b9f\u884c\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token builtin class-name\">export<\/span> <span class=\"token assign-left variable\">FLASK_ENV<\/span><span class=\"token operator\">=<\/span>development<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u6700\u5f8c\u306b\u3001flask run\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"(env)sammy@localhost:$\">flask run<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u5b9f\u884c\u3055\u308c\u308b\u3068\u3001\u51fa\u529b\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<div class=\"secondary-code-label\" title=\"Output\">Output<\/div>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>* Serving Flask app &#8220;hello&#8221; (lazy loading) * Environment: development * Debug mode: on * Running on http:\/\/127.0.0.1:5000\/ (Press CTRL+C to quit) * Restarting with stat * Debugger is active! * Debugger PIN: 813-894-335<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u5148\u884c\u3059\u308b\u51fa\u529b\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u60c5\u5831\u304c\u3044\u304f\u3064\u304b\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n<ul class=\"post-ul\">\n<li>The name of the application you\u2019re running.<\/li>\n<li>The environment in which the application is being run.<\/li>\n<li>Debug mode: on signifies that the Flask debugger is running. This is useful when developing because it gives us detailed error messages when things go wrong, which makes troubleshooting easier.<\/li>\n<li>The application is running locally on the URL http:\/\/127.0.0.1:5000\/, 127.0.0.1 is the IP that represents your machine\u2019s localhost and :5000 is the port number.<\/li>\n<\/ul>\n<p>\u30d6\u30e9\u30a6\u30b6\u3092\u958b\u304d\u3001URL http:\/\/127.0.0.1:5000\/ \u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3059\u308b\u3068\u3001&#8221;Hello, World!&#8221;\u3068\u3044\u3046\u6587\u5b57\u5217\u304c\u5fdc\u7b54\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u6b63\u5e38\u306a\u52d5\u4f5c\u304c\u78ba\u8a8d\u3067\u304d\u307e\u3059\u3002<\/p>\n<div class=\"post-conf-warning\">\n<p class=\"post-conf-desc\">Warning<\/p>\n<div>Flask\u3092\u4f7f\u7528\u3059\u308b\u969b\u306b\u306f\u3001\u958b\u767a\u74b0\u5883\u3067\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u63d0\u4f9b\u3059\u308b\u305f\u3081\u306b\u5358\u7d14\u306a\u30a6\u30a7\u30d6\u30b5\u30fc\u30d0\u30fc\u304c\u4f7f\u7528\u3055\u308c\u307e\u3059\u304c\u3001\u305d\u308c\u306b\u4f34\u3044Flask\u30c7\u30d0\u30c3\u30ac\u30fc\u3082\u5b9f\u884c\u3055\u308c\u3001\u30a8\u30e9\u30fc\u306e\u30ad\u30e3\u30c3\u30c1\u304c\u5bb9\u6613\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u306e\u958b\u767a\u30b5\u30fc\u30d0\u30fc\u306f\u672c\u756a\u5c55\u958b\u3067\u306f\u4f7f\u7528\u3057\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002\u8a73\u7d30\u306b\u3064\u3044\u3066\u306f\u3001Flask\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306e\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\u30aa\u30d7\u30b7\u30e7\u30f3\u30da\u30fc\u30b8\u3092\u3054\u89a7\u304f\u3060\u3055\u3044\u3002\u307e\u305f\u3001\u3053\u306eFlask\u306e\u30c7\u30d7\u30ed\u30a4\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3082\u53c2\u8003\u306b\u306a\u308a\u307e\u3059\u3002<\/div>\n<\/div>\n<p>\u4eca\u5ea6\u306f\u3001\u958b\u767a\u30b5\u30fc\u30d0\u30fc\u3092\u30bf\u30fc\u30df\u30ca\u30eb\u4e0a\u3067\u5b9f\u884c\u3057\u305f\u307e\u307e\u3067\u3001\u5225\u306e\u30bf\u30fc\u30df\u30ca\u30eb\u30a6\u30a3\u30f3\u30c9\u30a6\u3092\u958b\u3044\u3066\u304f\u3060\u3055\u3044\u3002hello.py\u304c\u3042\u308b\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u30d5\u30a9\u30eb\u30c0\u30fc\u306b\u79fb\u52d5\u3057\u3001\u4eee\u60f3\u74b0\u5883\u3092\u30a2\u30af\u30c6\u30a3\u30d9\u30fc\u30c8\u3057\u3001\u74b0\u5883\u5909\u6570FLASK_ENV\u3068FLASK_APP\u3092\u8a2d\u5b9a\u3057\u3001\u6b21\u306e\u624b\u9806\u306b\u9032\u3093\u3067\u304f\u3060\u3055\u3044\u3002\uff08\u3053\u308c\u3089\u306e\u30b3\u30de\u30f3\u30c9\u306f\u3053\u306e\u624b\u9806\u306e\u524d\u306b\u30ea\u30b9\u30c8\u3055\u308c\u3066\u3044\u307e\u3059\u3002\uff09<\/p>\n<div class=\"post-conf-note\">\n<p class=\"post-conf-desc\">Note<\/p>\n<div>\u6ce8\u610f\uff1a\u65b0\u3057\u3044\u30bf\u30fc\u30df\u30ca\u30eb\u3092\u958b\u304f\u969b\u306b\u306f\u3001\u4eee\u60f3\u74b0\u5883\u3092\u30a2\u30af\u30c6\u30a3\u30d9\u30fc\u30c8\u3057\u3001\u74b0\u5883\u5909\u6570FLASK_ENV\u3068FLASK_APP\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3092\u5fd8\u308c\u306a\u3044\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\nFlask\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u958b\u767a\u30b5\u30fc\u30d0\u30fc\u304c\u65e2\u306b\u5b9f\u884c\u4e2d\u306e\u5834\u5408\u3001\u540c\u3058flask run\u30b3\u30de\u30f3\u30c9\u3067\u5225\u306eFlask\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u3053\u308c\u306f\u3001flask run\u304c\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u30dd\u30fc\u30c8\u756a\u53f75000\u3092\u4f7f\u7528\u3057\u3066\u304a\u308a\u3001\u4e00\u5ea6\u4f7f\u7528\u3055\u308c\u308b\u3068\u4ed6\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u306a\u304f\u306a\u308b\u305f\u3081\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u307e\u3059\uff1a<br \/>\nOutputOSError: [Errno 98] Address already in use<\/div>\n<p>\u3053\u306e\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u305f\u3081\u306b\u306f\u3001\u73fe\u5728\u5b9f\u884c\u4e2d\u306e\u30b5\u30fc\u30d0\u30fc\u3092CTRL+C\u3067\u505c\u6b62\u3057\u3001\u518d\u5ea6flask run\u3092\u5b9f\u884c\u3059\u308b\u304b\u3001\u540c\u6642\u306b\u4e21\u65b9\u3092\u5b9f\u884c\u3057\u305f\u3044\u5834\u5408\u306b\u306f\u3001-p\u5f15\u6570\u306b\u7570\u306a\u308b\u30dd\u30fc\u30c8\u756a\u53f7\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001\u30dd\u30fc\u30c8\u756a\u53f75001\u3067\u5225\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3059\u308b\u5834\u5408\u306f\u3001\u4ee5\u4e0b\u306e\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3059\uff1a<br \/>\nflask run -p 5001<\/p>\n<\/div>\n<p>\u73fe\u5728\u3001\u5c0f\u3055\u306aFlask\u306e\u30a6\u30a7\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u304a\u6301\u3061\u3067\u3059\u3002\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3057\u3001\u30a6\u30a7\u30d6\u30d6\u30e9\u30a6\u30b6\u4e0a\u3067\u60c5\u5831\u3092\u8868\u793a\u3057\u307e\u3057\u305f\u3002\u6b21\u306b\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u5185\u3067HTML\u30d5\u30a1\u30a4\u30eb\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n<h2>\u30b9\u30c6\u30c3\u30d73 \u2014 HTML\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u4f7f\u7528\u3059\u308b<\/h2>\n<p>\u73fe\u5728\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306f\u3001HTML\u3092\u4f7f\u7528\u305b\u305a\u306b\u5358\u7d14\u306a\u30e1\u30c3\u30bb\u30fc\u30b8\u306e\u307f\u3092\u8868\u793a\u3057\u3066\u3044\u307e\u3059\u3002\u30a6\u30a7\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u4e3b\u306bHTML\u3092\u4f7f\u7528\u3057\u3066\u3001\u8a2a\u554f\u8005\u306b\u60c5\u5831\u3092\u8868\u793a\u3057\u307e\u3059\u306e\u3067\u3001\u4eca\u5f8c\u306f\u30a2\u30d7\u30ea\u306bHTML\u30d5\u30a1\u30a4\u30eb\u3092\u7d44\u307f\u8fbc\u3093\u3067\u3001\u30a6\u30a7\u30d6\u30d6\u30e9\u30a6\u30b6\u4e0a\u3067\u8868\u793a\u3067\u304d\u308b\u3088\u3046\u306b\u53d6\u308a\u7d44\u3080\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u30d5\u30e9\u30b9\u30af\u306b\u306f\u3001Jinja\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30a8\u30f3\u30b8\u30f3\u3092\u5229\u7528\u3059\u308b\u305f\u3081\u306erender_template()\u3068\u3044\u3046\u30d8\u30eb\u30d1\u30fc\u95a2\u6570\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u3063\u3066\u3001HTML\u30b3\u30fc\u30c9\u3092.html\u30d5\u30a1\u30a4\u30eb\u306b\u8a18\u8ff0\u3059\u308b\u3053\u3068\u3084\u3001HTML\u30b3\u30fc\u30c9\u5185\u3067\u30ed\u30b8\u30c3\u30af\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u5bb9\u6613\u306b\u306a\u308a\u307e\u3059\u3002\u3053\u308c\u3089\u306eHTML\u30d5\u30a1\u30a4\u30eb\uff08\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\uff09\u3092\u4f7f\u7528\u3057\u3066\u3001\u73fe\u5728\u306e\u30d6\u30ed\u30b0\u8a18\u4e8b\u3092\u8868\u793a\u3059\u308b\u30e1\u30a4\u30f3\u30da\u30fc\u30b8\u3001\u30d6\u30ed\u30b0\u8a18\u4e8b\u306e\u30da\u30fc\u30b8\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u65b0\u3057\u3044\u8a18\u4e8b\u3092\u8ffd\u52a0\u3067\u304d\u308b\u30da\u30fc\u30b8\u306a\u3069\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u3059\u3079\u3066\u306e\u30da\u30fc\u30b8\u3092\u69cb\u7bc9\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u306f\u3001\u65b0\u3057\u3044\u30d5\u30a1\u30a4\u30eb\u3067\u4e3b\u8981\u306aFlask\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n<p>\u307e\u305a\u3001flask_blog\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3067\u3001nano\u307e\u305f\u306f\u304a\u6c17\u306b\u5165\u308a\u306e\u30a8\u30c7\u30a3\u30bf\u3092\u4f7f\u7528\u3057\u3066app.py\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3057\u3066\u7de8\u96c6\u3057\u307e\u3059\u3002\u3053\u306e\u30d5\u30a1\u30a4\u30eb\u306b\u306f\u3001\u30d6\u30ed\u30b0\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3059\u308b\u3059\u3079\u3066\u306e\u30b3\u30fc\u30c9\u304c\u542b\u307e\u308c\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">nano<\/span> app.py<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u65b0\u3057\u3044\u30d5\u30a1\u30a4\u30eb\u306b\u306f\u3001\u4ee5\u524d\u3068\u540c\u69d8\u306bFlask\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u3066Flask\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u307e\u305f\u3001\u4f5c\u6210\u3059\u308b\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30d5\u30a9\u30eb\u30c0\u5185\u306b\u5b58\u5728\u3059\u308bHTML\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30d5\u30a1\u30a4\u30eb\u3092\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3059\u308b\u305f\u3081\u306erender_template()\u30d8\u30eb\u30d1\u30fc\u95a2\u6570\u3082\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002\u3053\u306e\u30d5\u30a1\u30a4\u30eb\u306b\u306f\u3001\u30e1\u30a4\u30f3\u306e\/\u30eb\u30fc\u30c8\u3078\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u51e6\u7406\u3059\u308b\u5358\u4e00\u306e\u30d3\u30e5\u30fc\u95a2\u6570\u304c\u542b\u307e\u308c\u307e\u3059\u3002\u4ee5\u4e0b\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div>\u30d5\u30e9\u30b9\u30af\u30d6\u30ed\u30b0\/\u30a2\u30c3\u30d7.py<\/div>\n<pre class=\"post-pre\"><code><span class=\"token keyword\">from<\/span> flask <span class=\"token keyword\">import<\/span> Flask<span class=\"token punctuation\">,<\/span> render_template\r\n\r\napp <span class=\"token operator\">=<\/span> Flask<span class=\"token punctuation\">(<\/span>__name__<span class=\"token punctuation\">)<\/span>\r\n\r\n<span class=\"token decorator annotation punctuation\">@app<span class=\"token punctuation\">.<\/span>route<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">'\/'<\/span><span class=\"token punctuation\">)<\/span>\r\n<span class=\"token keyword\">def<\/span> <span class=\"token function\">index<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\r\n    <span class=\"token keyword\">return<\/span> render_template<span class=\"token punctuation\">(<\/span><span class=\"token string\">'index.html'<\/span><span class=\"token punctuation\">)<\/span>\r\n<\/code><\/pre>\n<p>index()\u30d3\u30e5\u30fc\u95a2\u6570\u306f\u3001index.html\u3092\u5f15\u6570\u306b\u3057\u3066render_template()\u3092\u547c\u3073\u51fa\u3057\u305f\u7d50\u679c\u3092\u8fd4\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001render_template()\u306ftemplates\u30d5\u30a9\u30eb\u30c0\u5185\u306eindex.html\u3068\u3044\u3046\u30d5\u30a1\u30a4\u30eb\u3092\u63a2\u3059\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002\u305f\u3060\u3057\u3001\u3053\u306e\u30d5\u30a9\u30eb\u30c0\u3068\u30d5\u30a1\u30a4\u30eb\u306f\u307e\u3060\u5b58\u5728\u3057\u3066\u3044\u307e\u305b\u3093\u306e\u3067\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3059\u308b\u3068\u30a8\u30e9\u30fc\u304c\u767a\u751f\u3057\u307e\u3059\u3002\u305d\u308c\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u4e00\u822c\u7684\u306b\u906d\u9047\u3059\u308b\u4f8b\u5916\u306b\u6163\u308c\u308b\u305f\u3081\u306b\u5b9f\u884c\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001\u5fc5\u8981\u306a\u30d5\u30a9\u30eb\u30c0\u3068\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3057\u3066\u4fee\u6b63\u3057\u307e\u3059\u3002<\/p>\n<p>\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3057\u3066\u7d42\u4e86\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u300c\u3053\u3093\u306b\u3061\u306f\u300d\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3057\u3066\u3044\u308b\u5225\u306e\u30bf\u30fc\u30df\u30ca\u30eb\u3067\u3001\u958b\u767a\u30b5\u30fc\u30d0\u30fc\u3092CTRL+C\u3067\u505c\u6b62\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u5b9f\u884c\u3059\u308b\u524d\u306b\u3001FLASK_APP \u74b0\u5883\u5909\u6570\u306e\u5024\u3092\u6b63\u3057\u304f\u6307\u5b9a\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u306a\u305c\u306a\u3089\u3001\u3082\u306f\u3084\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3 hello \u304c\u4f7f\u7528\u3055\u308c\u3066\u3044\u306a\u3044\u304b\u3089\u3067\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token builtin class-name\">export<\/span> <span class=\"token assign-left variable\">FLASK_APP<\/span><span class=\"token operator\">=<\/span>app<\/li>\n<li data-prefix=\"(env)sammy@localhost:$\">flask run<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u30d6\u30e9\u30a6\u30b6\u3067URL http:\/\/127.0.0.1:5000\/ \u3092\u958b\u304f\u3068\u3001\u30c7\u30d0\u30c3\u30ac\u30fc\u30da\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u3001index.html\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u304c\u898b\u3064\u304b\u3089\u306a\u304b\u3063\u305f\u3053\u3068\u304c\u901a\u77e5\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u30a8\u30e9\u30fc\u306e\u539f\u56e0\u3068\u306a\u3063\u305f\u30b3\u30fc\u30c9\u306e\u30e1\u30a4\u30f3\u30e9\u30a4\u30f3\u304c\u5f37\u8abf\u3055\u308c\u307e\u3059\u3002\u3053\u306e\u5834\u5408\u3001\u305d\u308c\u306f\u884creturn render_template(&#8216;index.html&#8217;)\u3067\u3059\u3002<\/p>\n<p>\u3053\u306e\u884c\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u3068\u3001\u30c7\u30d0\u30c3\u30ac\u304c\u3055\u3089\u306b\u30b3\u30fc\u30c9\u3092\u8868\u793a\u3057\u3066\u3001\u554f\u984c\u3092\u89e3\u6c7a\u3059\u308b\u305f\u3081\u306b\u3088\u308a\u591a\u304f\u306e\u6587\u8108\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n<div><img decoding=\"async\" class=\"post-images\" title=\"\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644e1edaa94e2bdf7afdca\/69-0.png\" alt=\"The Flask Debugger\" \/><\/div>\n<p>\u3053\u306e\u30a8\u30e9\u30fc\u3092\u4fee\u6b63\u3059\u308b\u306b\u306f\u3001flask_blog\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u5185\u306btemplates\u3068\u3044\u3046\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u4f5c\u6210\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u305d\u3057\u3066\u305d\u306e\u4e2d\u306b\u3042\u308bindex.html\u3068\u3044\u3046\u30d5\u30a1\u30a4\u30eb\u3092\u7de8\u96c6\u3059\u308b\u305f\u3081\u306b\u958b\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">mkdir<\/span> templates<\/li>\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">nano<\/span> templates\/index.html<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u6b21\u306b\u3001index.html\u5185\u306b\u4ee5\u4e0b\u306eHTML\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div>\n<p>\u4ee5\u4e0b\u306e\u5185\u5bb9\u3092\u65e5\u672c\u8a9e\u3067\u81ea\u7136\u306b\u8868\u73fe\u3059\u308b\u3088\u3046\u66f8\u304d\u63db\u3048\u3066\u304f\u3060\u3055\u3044\u3002\uff11\u3064\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u69cb\u3044\u307e\u305b\u3093\u3002<\/p>\n<p>\u300cflask_blog\/templates\/index.html\u300d<\/p>\n<\/div>\n<pre class=\"post-pre\"><code><span class=\"token doctype\"><span class=\"token punctuation\">&lt;!<\/span><span class=\"token doctype-tag\">DOCTYPE<\/span> <span class=\"token name\">html<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>html<\/span> <span class=\"token attr-name\">lang<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>en<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>head<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>meta<\/span> <span class=\"token attr-name\">charset<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>UTF-8<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>title<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>FlaskBlog<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>title<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>head<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>body<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n   <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>h1<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>Welcome to FlaskBlog<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>h1<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>body<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>html<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<\/code><\/pre>\n<p>\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3057\u3001\u30d6\u30e9\u30a6\u30b6\u3067\u518d\u5ea6http:\/\/127.0.0.1:5000\/\u306b\u79fb\u52d5\u3059\u308b\u304b\u3001\u30da\u30fc\u30b8\u3092\u66f4\u65b0\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u306e\u6642\u3001\u30d6\u30e9\u30a6\u30b6\u306f<\/p>\n<h1>\u30bf\u30b0\u5185\u306e\u300cFlaskBlog\u3078\u3088\u3046\u3053\u305d\u300d\u306e\u30c6\u30ad\u30b9\u30c8\u3092\u8868\u793a\u3059\u308b\u306f\u305a\u3067\u3059\u3002<\/h1>\n<p>\u30d5\u30e9\u30b9\u30af\u306eWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30d5\u30a9\u30eb\u30c0\u306b\u52a0\u3048\u3066\u3001\u901a\u5e38\u30b9\u30bf\u30c6\u30a3\u30c3\u30af\u30d5\u30a9\u30eb\u30c0\u3082\u5b58\u5728\u3057\u307e\u3059\u3002\u3053\u306e\u30b9\u30bf\u30c6\u30a3\u30c3\u30af\u30d5\u30a9\u30eb\u30c0\u306f\u3001CSS\u30d5\u30a1\u30a4\u30eb\u3084JavaScript\u30d5\u30a1\u30a4\u30eb\u3001\u305d\u3057\u3066\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u304c\u4f7f\u7528\u3059\u308b\u753b\u50cf\u306a\u3069\u3001\u9759\u7684\u306a\u30d5\u30a1\u30a4\u30eb\u3092\u30db\u30b9\u30c6\u30a3\u30f3\u30b0\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u30e1\u30a4\u30f3\u306eflask_blog\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u5185\u306b\u3001CSS\u3092\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u8ffd\u52a0\u3059\u308b\u305f\u3081\u306estyle.css\u30b9\u30bf\u30a4\u30eb\u30b7\u30fc\u30c8\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u307e\u305a\u3001static\u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u4f5c\u6210\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">mkdir<\/span> static<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u305d\u306e\u5f8c\u3001 static\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306e\u4e2d\u306bcss\u3068\u547c\u3070\u308c\u308b\u5225\u306e\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u4f5c\u6210\u3057\u3066\u3001.css\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3059\u308b\u305f\u3081\u306e\u5834\u6240\u3092\u7528\u610f\u3057\u307e\u3057\u3087\u3046\u3002\u901a\u5e38\u306f\u3001\u9759\u7684\u306a\u30d5\u30a1\u30a4\u30eb\u3092\u5c02\u7528\u306e\u30d5\u30a9\u30eb\u30c0\u306b\u6574\u7406\u3059\u308b\u305f\u3081\u306b\u3053\u306e\u3088\u3046\u306a\u64cd\u4f5c\u304c\u884c\u308f\u308c\u307e\u3059\u3002\u4f8b\u3048\u3070\u3001JavaScript\u30d5\u30a1\u30a4\u30eb\u306f\u901a\u5e38\u3001js\u3068\u3044\u3046\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306e\u4e2d\u306b\u4fdd\u5b58\u3055\u308c\u3001\u753b\u50cf\u306fimages\uff08\u307e\u305f\u306fimg\uff09\u3068\u3044\u3046\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306b\u5165\u308c\u3089\u308c\u307e\u3059\u3002\u6b21\u306e\u30b3\u30de\u30f3\u30c9\u3067\u3001static\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u5185\u306bcss\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">mkdir<\/span> static\/css<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u305d\u306e\u5f8c\u3001\u7de8\u96c6\u306e\u305f\u3081\u306bcss\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u5185\u306estyle.css\u30d5\u30a1\u30a4\u30eb\u3092\u958b\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">nano<\/span> static\/css\/style.css<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>style.css\u30d5\u30a1\u30a4\u30eb\u306b\u4ee5\u4e0b\u306eCSS\u30eb\u30fc\u30eb\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div>\u30d5\u30e9\u30b9\u30af\u30d6\u30ed\u30b0\u306e\u9759\u7684\u306acss\u30b9\u30bf\u30a4\u30eb\u3001style.css\u3067\u3059\u3002<\/div>\n<pre class=\"post-pre\"><code><span class=\"token selector\">h1<\/span> <span class=\"token punctuation\">{<\/span>\r\n    <span class=\"token property\">border<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">2<\/span><span class=\"token unit\">px<\/span> <span class=\"token hexcode color\">#eee<\/span> solid<span class=\"token punctuation\">;<\/span>\r\n    <span class=\"token property\">color<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token color\">brown<\/span><span class=\"token punctuation\">;<\/span>\r\n    <span class=\"token property\">text-align<\/span><span class=\"token punctuation\">:<\/span> center<span class=\"token punctuation\">;<\/span>\r\n    <span class=\"token property\">padding<\/span><span class=\"token punctuation\">:<\/span> <span class=\"token number\">10<\/span><span class=\"token unit\">px<\/span><span class=\"token punctuation\">;<\/span>\r\n<span class=\"token punctuation\">}<\/span>\r\n<\/code><\/pre>\n<p>CSS\u30b3\u30fc\u30c9\u306f\u3001<\/p>\n<h1>\u30bf\u30b0\u306b\u30dc\u30fc\u30c0\u30fc\u3092\u8ffd\u52a0\u3057\u3001\u8272\u3092\u8336\u8272\u306b\u5909\u66f4\u3057\u3001\u30c6\u30ad\u30b9\u30c8\u3092\u4e2d\u592e\u306b\u914d\u7f6e\u3057\u3001\u5c11\u3057\u306e\u30d1\u30c7\u30a3\u30f3\u30b0\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/h1>\n<p>\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3057\u3066\u9589\u3058\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u6b21\u306b\u3001\u7de8\u96c6\u7528\u306bindex.html\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30d5\u30a1\u30a4\u30eb\u3092\u958b\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">nano<\/span> templates\/index.html<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9.html\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30d5\u30a1\u30a4\u30eb\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u306bstyle.css\u30d5\u30a1\u30a4\u30eb\u3078\u306e\u30ea\u30f3\u30af\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n<div>\n<p>\u4ee5\u4e0b\u306f\u3001flask_blog\/templates\/index.html\u306e\u30cd\u30a4\u30c6\u30a3\u30d6\u306a\u65e5\u672c\u8a9e\u306e\u4e00\u3064\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u306e\u8a00\u3044\u63db\u3048\u3067\u3059\u3002<\/p>\n<p>\u300c\u30d5\u30e9\u30b9\u30af\u30d6\u30ed\u30b0\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3001index.html\u3067\u3059\u3002\u300d<\/p>\n<\/div>\n<pre class=\"post-pre\"><code>. . .\r\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>head<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>meta<\/span> <span class=\"token attr-name\">charset<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>UTF-8<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <mark><span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>link<\/span> <span class=\"token attr-name\">rel<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>stylesheet<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">href<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>{{ url_for('static', filename= 'css\/style.css') }}<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span><\/mark>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>title<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>FlaskBlog<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>title<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>head<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n. . .\r\n<\/code><\/pre>\n<p>\u3053\u3053\u3067\u306f\u3001url_for()\u30d8\u30eb\u30d1\u30fc\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30d5\u30a1\u30a4\u30eb\u306e\u9069\u5207\u306a\u5834\u6240\u3092\u751f\u6210\u3057\u307e\u3059\u3002\u6700\u521d\u306e\u5f15\u6570\u306f\u3001\u9759\u7684\u30d5\u30a1\u30a4\u30eb\u3078\u306e\u30ea\u30f3\u30af\u3067\u3042\u308b\u3053\u3068\u3092\u6307\u5b9a\u3057\u30012\u756a\u76ee\u306e\u5f15\u6570\u306f\u9759\u7684\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u5185\u306e\u30d5\u30a1\u30a4\u30eb\u306e\u30d1\u30b9\u3067\u3059\u3002<\/p>\n<p>\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3057\u3066\u9589\u3058\u308b\u3002<\/p>\n<p>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30da\u30fc\u30b8\u3092\u30ea\u30d5\u30ec\u30c3\u30b7\u30e5\u3059\u308b\u3068\u3001FlaskBlog\u3068\u3044\u3046\u30c6\u30ad\u30b9\u30c8\u304c\u8336\u8272\u3067\u4e2d\u592e\u306b\u914d\u7f6e\u3055\u308c\u3001\u30dc\u30fc\u30c0\u30fc\u3067\u56f2\u307e\u308c\u3066\u3044\u308b\u3053\u3068\u306b\u6c17\u3065\u304f\u3067\u3057\u3087\u3046\u3002<\/p>\n<p>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u3088\u308a\u9b45\u529b\u7684\u306b\u3059\u308b\u305f\u3081\u306b\u3001CSS\u8a00\u8a9e\u3092\u4f7f\u3063\u3066\u72ec\u81ea\u306e\u30c7\u30b6\u30a4\u30f3\u3067\u30b9\u30bf\u30a4\u30eb\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u3082\u3057\u30a6\u30a7\u30d6\u30c7\u30b6\u30a4\u30ca\u30fc\u3067\u306a\u3044\u5834\u5408\u3084CSS\u306b\u6163\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u306f\u3001Bootstrap\u30c4\u30fc\u30eb\u30ad\u30c3\u30c8\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002Bootstrap\u306f\u4f7f\u3044\u3084\u3059\u3044\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3092\u63d0\u4f9b\u3057\u3066\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u30b9\u30bf\u30a4\u30ea\u30f3\u30b0\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3053\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3067\u306fBootstrap\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n<p>\u300cindex.html\u300d\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3067\u65e2\u306b\u66f8\u3044\u305fHTML\u30b3\u30fc\u30c9\u306e\u307b\u3068\u3093\u3069\u3092\u7e70\u308a\u8fd4\u3055\u306a\u3051\u308c\u3070\u306a\u3089\u306a\u3044\u3068\u601d\u3063\u3066\u3044\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002\u3057\u304b\u3057\u3001\u3059\u3079\u3066\u306eHTML\u30d5\u30a1\u30a4\u30eb\u304c\u7d99\u627f\u3059\u308b\u30d9\u30fc\u30b9\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30d5\u30a1\u30a4\u30eb\u306e\u304a\u304b\u3052\u3067\u3001\u4e0d\u8981\u306a\u30b3\u30fc\u30c9\u306e\u7e70\u308a\u8fd4\u3057\u3092\u907f\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u8a73\u7d30\u306fJinja\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u7d99\u627f\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u30d9\u30fc\u30b9\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u4f5c\u308b\u305f\u3081\u306b\u306f\u3001\u307e\u305a\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u5185\u306b\u300cbase.html\u300d\u3068\u3044\u3046\u540d\u524d\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<ol>\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">nano<\/span> templates\/base.html<\/li>\n<\/ol>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>&nbsp;<\/p>\n<pre class=\"post-pre\"><code><\/code><\/pre>\n<p>\u3054\u81ea\u8eab\u306ebase.html\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306b\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044:<\/p>\n<div>\n<p>flask_blog\/templates\/base.html\u306e\u4ee5\u4e0b\u3092\u65e5\u672c\u8a9e\u3067\u8a00\u3044\u63db\u3048\u308b\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\uff1a<\/p>\n<p>\u300cflask_blog\/templates\/base.html\u300d<\/p>\n<\/div>\n<pre class=\"post-pre\"><code><span class=\"token doctype\"><span class=\"token punctuation\">&lt;!<\/span><span class=\"token doctype-tag\">doctype<\/span> <span class=\"token name\">html<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>html<\/span> <span class=\"token attr-name\">lang<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>en<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n  <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>head<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token comment\">&lt;!-- Required meta tags --&gt;<\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>meta<\/span> <span class=\"token attr-name\">charset<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>utf-8<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>meta<\/span> <span class=\"token attr-name\">name<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>viewport<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">content<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>width=device-width, initial-scale=1, shrink-to-fit=no<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n\r\n    <span class=\"token comment\">&lt;!-- Bootstrap CSS --&gt;<\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>link<\/span> <span class=\"token attr-name\">rel<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>stylesheet<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">href<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>https:\/\/stackpath.bootstrapcdn.com\/bootstrap\/4.3.1\/css\/bootstrap.min.css<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">integrity<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>sha384-ggOyR0iXCbMQv3Xipma34MD+dH\/1fQ784\/j6cY\/iJTQUOhcWr7x9JvoRxT2MZw1T<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">crossorigin<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>anonymous<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>title<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><mark>{% block title %} {% endblock %}<\/mark><span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>title<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n  <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>head<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n  <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>body<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>nav<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>navbar navbar-expand-md navbar-light bg-light<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>a<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>navbar-brand<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">href<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span><mark>{{ url_for('index')}}<\/mark><span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>FlaskBlog<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>a<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>button<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>navbar-toggler<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">type<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>button<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">data-toggle<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>collapse<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">data-target<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>#navbarNav<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">aria-controls<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>navbarNav<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">aria-expanded<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>false<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">aria-label<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>Toggle navigation<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n            <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>span<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>navbar-toggler-icon<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span><span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>span<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>button<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>div<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>collapse navbar-collapse<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">id<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>navbarNav<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n            <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>ul<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>navbar-nav<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n            <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>li<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>nav-item active<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n                <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>a<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>nav-link<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">href<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>#<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>About<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>a<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n            <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>li<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n            <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>ul<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>div<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>nav<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>div<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>container<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <mark>{% block content %} {% endblock %}<\/mark>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>div<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n\r\n    <span class=\"token comment\">&lt;!-- Optional JavaScript --&gt;<\/span>\r\n    <span class=\"token comment\">&lt;!-- jQuery first, then Popper.js, then Bootstrap JS --&gt;<\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>script<\/span> <span class=\"token attr-name\">src<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>https:\/\/code.jquery.com\/jquery-3.3.1.slim.min.js<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">integrity<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>sha384-q8i\/X+965DzO0rT7abK41JStQIAqVgRVzpbzo5smXKp4YfRvH+8abtTE1Pi6jizo<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">crossorigin<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>anonymous<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span><span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>script<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>script<\/span> <span class=\"token attr-name\">src<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>https:\/\/cdnjs.cloudflare.com\/ajax\/libs\/popper.js\/1.14.7\/umd\/popper.min.js<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">integrity<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>sha384-UO2eT0CpHqdSJQ6hJty5KVphtPhzWj9WO1clHTMGa3JDZwrnQq4sF86dIHNDz0W1<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">crossorigin<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>anonymous<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span><span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>script<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>script<\/span> <span class=\"token attr-name\">src<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>https:\/\/stackpath.bootstrapcdn.com\/bootstrap\/4.3.1\/js\/bootstrap.min.js<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">integrity<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>sha384-JjSmVgyd0p3pXB1rRibZUAYoIIy6OrQ6VrjIEaFf\/nJGzIxFDsf4x0xIM+B07jRM<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">crossorigin<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>anonymous<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span><span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>script<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n  <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>body<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>html<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<\/code><\/pre>\n<p>\u7de8\u96c6\u304c\u7d42\u308f\u3063\u305f\u3089\u3001\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3057\u3066\u9589\u3058\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u4ee5\u524d\u306e\u30d6\u30ed\u30c3\u30af\u306e\u307b\u3068\u3093\u3069\u306e\u30b3\u30fc\u30c9\u306f\u3001\u6a19\u6e96\u306eHTML\u3068Bootstrap\u306b\u5fc5\u8981\u306a\u30b3\u30fc\u30c9\u3067\u3059\u3002\u30bf\u30b0\u306f\u30a6\u30a7\u30d6\u30d6\u30e9\u30a6\u30b6\u30fc\u306b\u60c5\u5831\u3092\u63d0\u4f9b\u3057\u3001 \u30bf\u30b0\u306fBootstrap\u306eCSS\u30d5\u30a1\u30a4\u30eb\u3078\u306e\u30ea\u30f3\u30af\u3067\u3059\u3002\u307e\u305f\u3001<script> \u30bf\u30b0\u306f\u8ffd\u52a0\u306eBootstrap\u6a5f\u80fd\u3092\u53ef\u80fd\u306b\u3059\u308bJavaScript\u30b3\u30fc\u30c9\u3078\u306e\u30ea\u30f3\u30af\u3067\u3059\u3002\u8a73\u3057\u304f\u306fBootstrap\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u305f\u3060\u3057\u3001\u4ee5\u4e0b\u306e\u30cf\u30a4\u30e9\u30a4\u30c8\u3055\u308c\u305f\u90e8\u5206\u306f Jinja \u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30a8\u30f3\u30b8\u30f3\u306b\u7279\u6709\u306e\u3082\u306e\u3067\u3059\u3002<\/p>\n<ul class=\"post-ul\">\n<li>{% block title %} {% endblock %}: A block that serves as a placeholder for a title, you\u2019ll later use it in other templates to give a custom title for each page in your application without rewriting the entire <head> section each time.<\/li>\n<li>{{ url_for('index')}}: A function call that will return the URL for the index() view function. This is different from the past url_for() call you used to link a static CSS file, because it only takes one argument, which is the view function\u2019s name, and links to the route associated with the function instead of a static file.<\/li>\n<li>{% block content %} {% endblock %}: Another block that will be replaced by content depending on the child template (templates that inherit from base.html) that will override it.<\/li>\n<\/ul>\n<p>\u30d9\u30fc\u30b9\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u304c\u3067\u304d\u305f\u3089\u3001\u7d99\u627f\u3092\u5229\u7528\u3057\u3066\u30e1\u30ea\u30c3\u30c8\u3092\u5f97\u3089\u308c\u307e\u3059\u3002index.html \u30d5\u30a1\u30a4\u30eb\u3092\u958b\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/p>\r\n<ol>\r\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">nano<\/span> templates\/index.html\r\n<\/li>\r\n<\/ol>\r\n<p>\r\n<\/code><\/pre>\n<p>\u305d\u306e\u5f8c\u3001\u4ee5\u4e0b\u306e\u5185\u5bb9\u306b\u7f6e\u304d\u63db\u3048\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>\n<div>flask_blog\/templates\/index.html\u3092\u65e5\u672c\u8a9e\u3067\u8a00\u3044\u63db\u3048\u308b\u3068\u3001\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\uff1a<br \/>\n\u300c\u30d5\u30e9\u30b9\u30af\u30d6\u30ed\u30b0\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3001index.html\u300d<\/div>\n<pre class=\"post-pre\"><code>{% extends 'base.html' %}\r\n\r\n{% block content %}\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>h1<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>{% block title %} Welcome to FlaskBlog {% endblock %}<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>h1<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n{% endblock %}\r\n<\/code><\/pre>\n<p>\u65b0\u3057\u3044\u30d0\u30fc\u30b8\u30e7\u30f3\u306eindex.html\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3067\u306f\u3001{% extends %}\u30bf\u30b0\u3092\u4f7f\u7528\u3057\u3066base.html\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u7d99\u627f\u3057\u307e\u3059\u3002\u305d\u3057\u3066\u3001\u305d\u308c\u3092\u524d\u306e\u30b3\u30fc\u30c9\u30d6\u30ed\u30c3\u30af\u306econtent\u30d6\u30ed\u30c3\u30af\u5185\u306e\u5185\u5bb9\u3067\u7f6e\u304d\u63db\u3048\u308b\u3053\u3068\u3067\u3001\u305d\u308c\u3092\u62e1\u5f35\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u30d6\u30ed\u30c3\u30af\u306b\u306f\u3001<\/p>\n<h1>\u30bf\u30b0\u306e\u4e2d\u306b\u30bf\u30a4\u30c8\u30eb\u30d6\u30ed\u30c3\u30af\u5185\u306b\u3042\u308b\"Welcome to FlaskBlog\"\u3068\u3044\u3046\u30c6\u30ad\u30b9\u30c8\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u305d\u3057\u3066\u3001\u305d\u308c\u304cbase.html\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306e\u5143\u306e\u30bf\u30a4\u30c8\u30eb\u30d6\u30ed\u30c3\u30af\u3092\u7f6e\u304d\u63db\u3048\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u540c\u3058\u30c6\u30ad\u30b9\u30c8\u3092\u4e8c\u5ea6\u7e70\u308a\u8fd4\u3059\u3053\u3068\u3092\u907f\u3051\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u306a\u305c\u306a\u3089\u3001\u3053\u308c\u306f\u30da\u30fc\u30b8\u306e\u30bf\u30a4\u30c8\u30eb\u3068\u3001\u30d9\u30fc\u30b9\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u304b\u3089\u7d99\u627f\u3055\u308c\u305f\u30ca\u30d3\u30b2\u30fc\u30b7\u30e7\u30f3\u30d0\u30fc\u306e\u4e0b\u306b\u8868\u793a\u3055\u308c\u308b\u898b\u51fa\u3057\u3068\u3057\u3066\u6a5f\u80fd\u3059\u308b\u304b\u3089\u3067\u3059\u3002<\/p>\n<p>\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306e\u7d99\u627f\u306f\u3001\u5fc5\u8981\u306a\u5ea6\u306b\u7e70\u308a\u8fd4\u3057\u66f8\u304f\u3053\u3068\u306a\u304f\u3001\u4ed6\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\uff08\u3053\u306e\u5834\u5408\u306fbase.html\uff09\u306b\u3042\u308bHTML\u30b3\u30fc\u30c9\u3092\u518d\u5229\u7528\u3059\u308b\u6a5f\u80fd\u3082\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n<p>\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3057\u3066\u9589\u3058\u3001\u30d6\u30e9\u30a6\u30b6\u306e\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30da\u30fc\u30b8\u3092\u30ea\u30d5\u30ec\u30c3\u30b7\u30e5\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30ca\u30d3\u30b2\u30fc\u30b7\u30e7\u30f3\u30d0\u30fc\u3068\u30b9\u30bf\u30a4\u30ea\u30c3\u30b7\u30e5\u306a\u30bf\u30a4\u30c8\u30eb\u304c\u3042\u308b\u30da\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<div>\n                            <img decoding=\"async\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644e1edaa94e2bdf7afdca\/116-0.png\" class='post-images' alt=\"Index Page with Bootstrap\" title=\"\">\n                        <\/div>\n<p>\u3042\u306a\u305f\u306fFlask\u3067HTML\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3068\u9759\u7684\u30d5\u30a1\u30a4\u30eb\u3092\u4f7f\u7528\u3057\u307e\u3057\u305f\u3002\u307e\u305f\u3001Bootstrap\u3092\u4f7f\u7528\u3057\u3066\u30da\u30fc\u30b8\u306e\u898b\u305f\u76ee\u3092\u6574\u3048\u3001\u30b3\u30fc\u30c9\u306e\u7e70\u308a\u8fd4\u3057\u3092\u907f\u3051\u308b\u305f\u3081\u306b\u30d9\u30fc\u30b9\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3082\u4f7f\u7528\u3057\u307e\u3057\u305f\u3002\u6b21\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\u3059\u308b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n<h2>\u30b9\u30c6\u30c3\u30d7\uff14 \u2014 \u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u8a2d\u5b9a<\/h2>\n<p>\u3053\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u305f\u3081\u306b\u30d6\u30ed\u30b0\u8a18\u4e8b\u3092\u683c\u7d0d\u3059\u308b\u305f\u3081\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3057\u307e\u3059\u3002\u307e\u305f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u3044\u304f\u3064\u304b\u306e\u4f8b\u306e\u30a8\u30f3\u30c8\u30ea\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n<p>\u6a19\u6e96\u306ePython\u30e9\u30a4\u30d6\u30e9\u30ea\u306b\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u306e\u3084\u308a\u53d6\u308a\u306b\u4f7f\u7528\u3059\u308bsqlite3\u30e2\u30b8\u30e5\u30fc\u30eb\u304c\u3059\u3050\u306b\u5229\u7528\u3067\u304d\u308b\u305f\u3081\u3001\u30c7\u30fc\u30bf\u3092\u4fdd\u5b58\u3059\u308b\u305f\u3081\u306bSQLite\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30d5\u30a1\u30a4\u30eb\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002SQLite\u306b\u95a2\u3059\u308b\u8a73\u7d30\u306f\u3001\u3053\u306e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u6700\u521d\u306b\u3001SQLite\u306e\u30c7\u30fc\u30bf\u306f\u30c6\u30fc\u30d6\u30eb\u3068\u5217\u306b\u683c\u7d0d\u3055\u308c\u308b\u305f\u3081\u3001\u30c7\u30fc\u30bf\u304c\u4e3b\u306b\u30d6\u30ed\u30b0\u8a18\u4e8b\u3067\u3042\u308b\u5834\u5408\u3001\u5fc5\u8981\u306a\u5217\u3092\u6301\u3064\u30c6\u30fc\u30d6\u30eb\u300cposts\u300d\u3092\u4f5c\u6210\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3044\u304f\u3064\u304b\u306e\u5217\u3092\u6301\u3064\u300cposts\u300d\u30c6\u30fc\u30d6\u30eb\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306eSQL\u30b3\u30de\u30f3\u30c9\u3092\u542b\u3080.sql\u30d5\u30a1\u30a4\u30eb\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u305d\u3057\u3066\u3053\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n<p>\u30d5\u30e9\u30b9\u30af\u30d6\u30ed\u30b0\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u5185\u306b\u3042\u308bschema.sql\u3068\u3044\u3046\u30d5\u30a1\u30a4\u30eb\u3092\u958b\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/p>\r\n<ol>\r\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">nano<\/span> schema.sql\r\n<\/li>\r\n<\/ol>\r\n<p>\r\n<\/code><\/pre>\n<p>\u3053\u306e\u30d5\u30a1\u30a4\u30eb\u5185\u306b\u6b21\u306eSQL\u30b3\u30de\u30f3\u30c9\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div>\u30d5\u30e9\u30b9\u30af\u30d6\u30ed\u30b0\/schema.sql<\/div>\n<pre class=\"post-pre\"><code>DROP TABLE IF EXISTS posts;\r\n\r\nCREATE TABLE posts (\r\n    id INTEGER PRIMARY KEY AUTOINCREMENT,\r\n    created TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,\r\n    title TEXT NOT NULL,\r\n    content TEXT NOT NULL\r\n);\r\n<\/code><\/pre>\n<p>\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3057\u3066\u9589\u3058\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u6700\u521d\u306eSQL\u30b3\u30de\u30f3\u30c9\u306fDROP TABLE IF EXISTS posts;\u3067\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u65e2\u306b\u5b58\u5728\u3059\u308b\u30c6\u30fc\u30d6\u30eb\u540d\u304cposts\u306e\u30c6\u30fc\u30d6\u30eb\u304c\u524a\u9664\u3055\u308c\u308b\u305f\u3081\u3001\u6df7\u4e71\u3059\u308b\u3053\u3068\u306f\u3042\u308a\u307e\u305b\u3093\u3002\u305f\u3060\u3057\u3001\u3053\u308c\u3089\u306eSQL\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u305f\u3073\u306b\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u3059\u3079\u3066\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u524a\u9664\u3055\u308c\u308b\u305f\u3081\u3001\u3053\u306e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3092\u7d42\u3048\u3066\u6700\u7d42\u7d50\u679c\u3092\u5b9f\u9a13\u3059\u308b\u307e\u3067\u3001\u30a6\u30a7\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u91cd\u8981\u306a\u5185\u5bb9\u3092\u66f8\u304b\u306a\u3044\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u6b21\u306b\u3001CREATE TABLE posts\u304c\u4f7f\u7528\u3055\u308c\u3001\u4ee5\u4e0b\u306e\u30ab\u30e9\u30e0\u3092\u6301\u3064posts\u30c6\u30fc\u30d6\u30eb\u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002<\/p>\n<ul class=\"post-ul\">\n<li>id: An integer that represents a primary key, this will get assigned a unique value by the database for each entry (that is a blog post).<\/li>\n<li>created: The time the blog post was created at. NOT NULL signifies that this column should not be empty and the DEFAULT value is the CURRENT_TIMESTAMP value, which is the time at which the post was added to the database. Just like id, you don\u2019t need to specify a value for this column, as it will be automatically filled in.<\/li>\n<li>title: The post title.<\/li>\n<li>content: The post content.<\/li>\n<\/ul>\n<p>schema.sql\u30d5\u30a1\u30a4\u30eb\u306bSQL\u30b9\u30ad\u30fc\u30de\u304c\u3042\u308b\u306e\u3067\u3001\u305d\u308c\u3092\u4f7f\u7528\u3057\u3066SQLite .db\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30d5\u30a1\u30a4\u30eb\u3092\u751f\u6210\u3059\u308bPython\u30d5\u30a1\u30a4\u30eb\u3092\u4f7f\u3044\u307e\u3059\u3002\u304a\u597d\u304d\u306a\u30a8\u30c7\u30a3\u30bf\u3067flask_blog\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u5185\u306einit_db.py\u3068\u3044\u3046\u540d\u524d\u306e\u30d5\u30a1\u30a4\u30eb\u3092\u958b\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/p>\r\n<ol>\r\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">nano<\/span> init_db.py\r\n<\/li>\r\n<\/ol>\r\n<p>\r\n<\/code><\/pre>\n<p>\u305d\u3057\u3066\u3001\u6b21\u306e\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div>\u30d5\u30e9\u30b9\u30af\u30d6\u30ed\u30b0\u306einit_db.py<\/div>\n<pre class=\"post-pre\"><code><span class=\"token keyword\">import<\/span> sqlite3\r\n\r\nconnection <span class=\"token operator\">=<\/span> sqlite3<span class=\"token punctuation\">.<\/span>connect<span class=\"token punctuation\">(<\/span><span class=\"token string\">'database.db'<\/span><span class=\"token punctuation\">)<\/span>\r\n\r\n\r\n<span class=\"token keyword\">with<\/span> <span class=\"token builtin\">open<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">'schema.sql'<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token keyword\">as<\/span> f<span class=\"token punctuation\">:<\/span>\r\n    connection<span class=\"token punctuation\">.<\/span>executescript<span class=\"token punctuation\">(<\/span>f<span class=\"token punctuation\">.<\/span>read<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span>\r\n\r\ncur <span class=\"token operator\">=<\/span> connection<span class=\"token punctuation\">.<\/span>cursor<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\r\n\r\ncur<span class=\"token punctuation\">.<\/span>execute<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"INSERT INTO posts (title, content) VALUES (?, ?)\"<\/span><span class=\"token punctuation\">,<\/span>\r\n            <span class=\"token punctuation\">(<\/span><span class=\"token string\">'First Post'<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">'Content for the first post'<\/span><span class=\"token punctuation\">)<\/span>\r\n            <span class=\"token punctuation\">)<\/span>\r\n\r\ncur<span class=\"token punctuation\">.<\/span>execute<span class=\"token punctuation\">(<\/span><span class=\"token string\">\"INSERT INTO posts (title, content) VALUES (?, ?)\"<\/span><span class=\"token punctuation\">,<\/span>\r\n            <span class=\"token punctuation\">(<\/span><span class=\"token string\">'Second Post'<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">'Content for the second post'<\/span><span class=\"token punctuation\">)<\/span>\r\n            <span class=\"token punctuation\">)<\/span>\r\n\r\nconnection<span class=\"token punctuation\">.<\/span>commit<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\r\nconnection<span class=\"token punctuation\">.<\/span>close<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\r\n<\/code><\/pre>\n<p>\u6700\u521d\u306b\u3001sqlite3\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u3001Python\u30d5\u30a1\u30a4\u30eb\u3092\u5b9f\u884c\u3059\u308b\u3068\u4f5c\u6210\u3055\u308c\u308bdatabase.db\u3068\u3044\u3046\u540d\u524d\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30d5\u30a1\u30a4\u30eb\u306b\u63a5\u7d9a\u3057\u307e\u3059\u3002\u6b21\u306b\u3001open()\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066schema.sql\u30d5\u30a1\u30a4\u30eb\u3092\u958b\u304d\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001executescript()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3063\u3066\u305d\u306e\u5185\u5bb9\u3092\u5b9f\u884c\u3057\u3001\u8907\u6570\u306eSQL\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u4e00\u5ea6\u306b\u5b9f\u884c\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001posts\u30c6\u30fc\u30d6\u30eb\u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002\u3042\u306a\u305f\u306fCursor\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f5c\u6210\u3057\u3001\u305d\u306eexecute()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u30662\u3064\u306eINSERT SQL\u30b9\u30c6\u30fc\u30c8\u30e1\u30f3\u30c8\u3092\u5b9f\u884c\u3057\u3001posts\u30c6\u30fc\u30d6\u30eb\u306b2\u3064\u306e\u30d6\u30ed\u30b0\u6295\u7a3f\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002\u6700\u5f8c\u306b\u3001\u5909\u66f4\u3092\u30b3\u30df\u30c3\u30c8\u3057\u3001\u63a5\u7d9a\u3092\u9589\u3058\u307e\u3059\u3002<\/p>\n<p>\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3057\u3066\u9589\u3058\u3001Python\u30b3\u30de\u30f3\u30c9\u3092\u4f7f\u3063\u3066\u30bf\u30fc\u30df\u30ca\u30eb\u3067\u5b9f\u884c\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/p>\r\n<ol>\r\n<li data-prefix=\"(env)sammy@localhost:$\">python init_db.py\r\n<\/li>\r\n<\/ol>\r\n<p>\r\n<\/code><\/pre>\n<p>\u30d5\u30a1\u30a4\u30eb\u306e\u5b9f\u884c\u304c\u7d42\u4e86\u3059\u308b\u3068\u3001flask_blog\u30c7\u30a3\u30ec\u30af\u30c8\u30ea\u306bdatabase.db\u3068\u3044\u3046\u65b0\u3057\u3044\u30d5\u30a1\u30a4\u30eb\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u8a2d\u5b9a\u304c\u6210\u529f\u3057\u305f\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002<\/p>\n<p>\u6b21\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u633f\u5165\u3057\u305f\u6295\u7a3f\u3092\u53d6\u5f97\u3057\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u306b\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\n<h2>\u30b9\u30c6\u30c3\u30d75 - \u3059\u3079\u3066\u306e\u6295\u7a3f\u306e\u8868\u793a<\/h2>\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3092\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7\u3057\u305f\u306e\u3067\u3001index() \u306e\u30d3\u30e5\u30fc\u95a2\u6570\u3092\u5909\u66f4\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u3059\u3079\u3066\u306e\u6295\u7a3f\u3092\u8868\u793a\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>app.py\u30d5\u30a1\u30a4\u30eb\u3092\u958b\u3044\u3066\u3001\u4ee5\u4e0b\u306e\u5909\u66f4\u3092\u884c\u3063\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/p>\r\n<ol>\r\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">nano<\/span> app.py\r\n<\/li>\r\n<\/ol>\r\n<p>\r\n<\/code><\/pre>\n<p>\u6700\u521d\u306e\u4fee\u6b63\u3067\u306f\u3001\u30d5\u30a1\u30a4\u30eb\u306e\u5148\u982d\u306bsqlite3\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002 (Saisho no sh\u016bsei de wa, fairu no sent\u014d ni sqlite3 moy\u014dru o inp\u014dto shimasu.)<\/p>\n<div>\u30d5\u30e9\u30b9\u30af\u30d6\u30ed\u30b0\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30d5\u30a1\u30a4\u30eb\u3067\u3042\u308bapp.py<\/div>\n<pre class=\"post-pre\"><code><mark><span class=\"token keyword\">import<\/span> sqlite3<\/mark>\r\n<span class=\"token keyword\">from<\/span> flask <span class=\"token keyword\">import<\/span> Flask<span class=\"token punctuation\">,<\/span> render_template\r\n\r\n<span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span>\r\n<\/code><\/pre>\n<p>\u6b21\u306b\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u3092\u4f5c\u6210\u3057\u3001\u305d\u308c\u3092\u8fd4\u3059\u95a2\u6570\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u30a4\u30f3\u30dd\u30fc\u30c8\u306e\u76f4\u5f8c\u306b\u305d\u308c\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div>\u30d5\u30e9\u30b9\u30b3_\u30d6\u30ed\u30b0\/\u30a2\u30d7\u30ea.py<\/div>\n<pre class=\"post-pre\"><code><span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span>\r\n<span class=\"token keyword\">from<\/span> flask <span class=\"token keyword\">import<\/span> Flask<span class=\"token punctuation\">,<\/span> render_template\r\n\r\n<mark><span class=\"token keyword\">def<\/span> <span class=\"token function\">get_db_connection<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><\/mark>\r\n<mark>    conn <span class=\"token operator\">=<\/span> sqlite3<span class=\"token punctuation\">.<\/span>connect<span class=\"token punctuation\">(<\/span><span class=\"token string\">'database.db'<\/span><span class=\"token punctuation\">)<\/span><\/mark>\r\n<mark>    conn<span class=\"token punctuation\">.<\/span>row_factory <span class=\"token operator\">=<\/span> sqlite3<span class=\"token punctuation\">.<\/span>Row<\/mark>\r\n<mark>    <span class=\"token keyword\">return<\/span> conn<\/mark>\r\n\r\n<span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span>\r\n<\/code><\/pre>\n<p>\u3053\u306eget_db_connection\uff08\uff09\u95a2\u6570\u306f\u3001database.db\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30d5\u30a1\u30a4\u30eb\u3078\u306e\u63a5\u7d9a\u3092\u958b\u304d\u3001\u305d\u306e\u5f8crow_factory\u5c5e\u6027\u3092sqlite3.Row\u306b\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u5217\u3078\u306e\u30a2\u30af\u30bb\u30b9\u306b\u540d\u524d\u3092\u4f7f\u7528\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u306f\u901a\u5e38\u306ePython\u8f9e\u66f8\u306e\u3088\u3046\u306b\u632f\u308b\u821e\u3046\u884c\u3092\u8fd4\u3057\u307e\u3059\u3002\u6700\u5f8c\u306b\u3001\u95a2\u6570\u306f\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u30a2\u30af\u30bb\u30b9\u306b\u4f7f\u7528\u3059\u308bconn\u63a5\u7d9a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<p>get_db_connection()\u95a2\u6570\u3092\u5b9a\u7fa9\u3057\u305f\u5f8c\u3001index()\u95a2\u6570\u3092\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5909\u66f4\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div>\u30d5\u30e9\u30b9\u30af\u30d6\u30ed\u30b0\u306e\u30a2\u30d7\u30ea.py<\/div>\n<pre class=\"post-pre\"><code><span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span>\r\n\r\n<span class=\"token decorator annotation punctuation\">@app<span class=\"token punctuation\">.<\/span>route<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">'\/'<\/span><span class=\"token punctuation\">)<\/span>\r\n<span class=\"token keyword\">def<\/span> <span class=\"token function\">index<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\r\n    <mark>conn <span class=\"token operator\">=<\/span> get_db_connection<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/mark>\r\n    <mark>posts <span class=\"token operator\">=<\/span> conn<span class=\"token punctuation\">.<\/span>execute<span class=\"token punctuation\">(<\/span><span class=\"token string\">'SELECT * FROM posts'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>fetchall<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/mark>\r\n    <mark>conn<span class=\"token punctuation\">.<\/span>close<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/mark>\r\n    <span class=\"token keyword\">return<\/span> render_template<span class=\"token punctuation\">(<\/span><span class=\"token string\">'index.html'<\/span><mark><span class=\"token punctuation\">,<\/span> posts<span class=\"token operator\">=<\/span>posts<\/mark><span class=\"token punctuation\">)<\/span>\r\n<\/code><\/pre>\n<p>\u65b0\u3057\u3044\u30d0\u30fc\u30b8\u30e7\u30f3\u306eindex()\u95a2\u6570\u3067\u306f\u3001\u307e\u305aget_db_connection()\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u3092\u958b\u304d\u307e\u3059\u3002\u6b21\u306b\u3001\u30dd\u30b9\u30c8\u30c6\u30fc\u30d6\u30eb\u304b\u3089\u3059\u3079\u3066\u306e\u30a8\u30f3\u30c8\u30ea\u3092\u9078\u629e\u3059\u308b\u305f\u3081\u306eSQL\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002\u30af\u30a8\u30ea\u7d50\u679c\u306e\u3059\u3079\u3066\u306e\u884c\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306bfetchall()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3001\u3053\u308c\u306b\u3088\u308a\u524d\u306e\u624b\u9806\u3067\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u633f\u5165\u3057\u305f\u30dd\u30b9\u30c8\u306e\u30ea\u30b9\u30c8\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u3042\u306a\u305f\u306fclose()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u3092\u7d42\u4e86\u3057\u3001index.html\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306e\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u7d50\u679c\u3092\u8fd4\u3057\u307e\u3059\u3002\u307e\u305f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u53d6\u5f97\u3057\u305f\u7d50\u679c\u304c\u542b\u307e\u308c\u308bposts\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3082\u5f15\u6570\u3068\u3057\u3066\u6e21\u3059\u3053\u3068\u3067\u3001index.html\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u5185\u3067\u30d6\u30ed\u30b0\u8a18\u4e8b\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u3089\u306e\u5909\u66f4\u304c\u5b8c\u4e86\u3057\u305f\u3089\u3001app.py\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3057\u3066\u9589\u3058\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u53d6\u5f97\u3057\u305f\u6295\u7a3f\u3092index.html\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306b\u6e21\u3057\u305f\u306e\u3067\u3001for\u30eb\u30fc\u30d7\u3092\u4f7f\u7528\u3057\u3066\u5404\u6295\u7a3f\u3092\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30da\u30fc\u30b8\u306b\u8868\u793a\u3067\u304d\u307e\u3059\u3002<\/p>\n<p>index.html\u30d5\u30a1\u30a4\u30eb\u3092\u958b\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/p>\r\n<ol>\r\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">nano<\/span> templates\/index.html\r\n<\/li>\r\n<\/ol>\r\n<p>\r\n<\/code><\/pre>\n<p>\u305d\u306e\u5f8c\u3001\u6b21\u306e\u3088\u3046\u306b\u5909\u66f4\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div>\u4ee5\u4e0b\u306f\u3001index.html\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30d5\u30a1\u30a4\u30eb\u3067\u3059\u3002<\/div>\n<pre class=\"post-pre\"><code>{% extends 'base.html' %}\r\n\r\n{% block content %}\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>h1<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>{% block title %} Welcome to FlaskBlog {% endblock %}<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>h1<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<mark>    {% for post in posts %}<\/mark>\r\n<mark>        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>a<\/span> <span class=\"token attr-name\">href<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>#<span class=\"token punctuation\">\"<\/span><\/span><\/span><\/mark><span class=\"token tag\"><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<mark>            <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>h2<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>{{ post['title'] }}<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>h2<\/span><\/span><\/mark><span class=\"token tag\"><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<mark>        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>a<\/span><\/span><\/mark><span class=\"token tag\"><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<mark>        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>span<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>badge badge-primary<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>{{ post['created'] }}<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>span<\/span><\/span><\/mark><span class=\"token tag\"><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<mark>        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>hr<\/span><\/span><\/mark><span class=\"token tag\"><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<mark>    {% endfor %}<\/mark>\r\n{% endblock %}\r\n<\/code><\/pre>\n<p>\u3053\u3053\u3067\u306f\u3001\u6587\u6cd5\u300c{% for post in posts %}\u300d\u306fJinja\u306efor\u30eb\u30fc\u30d7\u3067\u3059\u3002\u3053\u308c\u306fPython\u306efor\u30eb\u30fc\u30d7\u306b\u4f3c\u3066\u3044\u307e\u3059\u304c\u3001\u300c{% endfor %}\u300d\u306e\u6587\u6cd5\u3092\u4f7f\u3063\u3066\u5f8c\u3067\u9589\u3058\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u6587\u6cd5\u3092\u4f7f\u3063\u3066\u3001\u884c\u300creturn render_template('index.html', posts=posts)\u300d\u3067\u6e21\u3055\u308c\u305f\u30ea\u30b9\u30c8\u300cposts\u300d\u306e\u5404\u30a2\u30a4\u30c6\u30e0\u3092\u30eb\u30fc\u30d7\u51e6\u7406\u3057\u307e\u3059\u3002\u3053\u306efor\u30eb\u30fc\u30d7\u306e\u4e2d\u3067\u3001<a>\u30bf\u30b0\u306e\u4e2d\u306e<\/p>\n<h2>\u898b\u51fa\u3057\u306b\u30dd\u30b9\u30c8\u306e\u30bf\u30a4\u30c8\u30eb\u3092\u8868\u793a\u3057\u307e\u3059\uff08\u5f8c\u3067\u305d\u308c\u305e\u308c\u306e\u30dd\u30b9\u30c8\u306b\u30ea\u30f3\u30af\u3059\u308b\u305f\u3081\u306b\u3053\u306e\u30bf\u30b0\u3092\u4f7f\u7528\u3057\u307e\u3059\uff09\u3002<\/p>\n<p>{{...}}\u3092\u4f7f\u7528\u3057\u3066\u30bf\u30a4\u30c8\u30eb\u3092\u8868\u793a\u3057\u307e\u3059\u3002\u6295\u7a3f\u306f\u8f9e\u66f8\u306e\u3088\u3046\u306a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3067\u3042\u308b\u3053\u3068\u3092\u5fd8\u308c\u305a\u306b\u3001\u6295\u7a3f\u306e\u30bf\u30a4\u30c8\u30eb\u306b\u306fpost['title']\u3092\u4f7f\u7528\u3067\u304d\u307e\u3059\u3002\u540c\u3058\u65b9\u6cd5\u3067\u6295\u7a3f\u4f5c\u6210\u65e5\u3082\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\n<p>\u30d5\u30a1\u30a4\u30eb\u306e\u7de8\u96c6\u304c\u5b8c\u4e86\u3057\u305f\u3089\u3001\u4fdd\u5b58\u3057\u3066\u9589\u3058\u3066\u304f\u3060\u3055\u3044\u3002\u305d\u306e\u5f8c\u3001\u30d6\u30e9\u30a6\u30b6\u3067\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30da\u30fc\u30b8\u306b\u79fb\u52d5\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u305d\u3053\u306b\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u8ffd\u52a0\u3057\u305f2\u3064\u306e\u6295\u7a3f\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<div>\n                            <img decoding=\"async\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644e1edaa94e2bdf7afdca\/166-0.png\" class='post-images' alt=\"Index Page with Posts Displayed\" title=\"\">\n                        <\/div>\n<p>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30db\u30fc\u30e0\u30da\u30fc\u30b8\u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u3059\u3079\u3066\u306e\u6295\u7a3f\u3092\u8868\u793a\u3059\u308b\u305f\u3081\u306b\u3001index\uff08\uff09\u30d3\u30e5\u30fc\u95a2\u6570\u3092\u5909\u66f4\u3057\u305f\u306e\u3067\u3001\u6b21\u306f\u5404\u6295\u7a3f\u3092\u500b\u5225\u306e\u30da\u30fc\u30b8\u3067\u8868\u793a\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u304c\u500b\u3005\u306e\u6295\u7a3f\u306b\u30ea\u30f3\u30af\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<h2>\u30b9\u30c6\u30c3\u30d76 - \u5358\u4e00\u306e\u6295\u7a3f\u306e\u8868\u793a<\/h2>\n<p>\u3053\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u306f\u3001\u7279\u5b9a\u306e\u30d6\u30ed\u30b0\u6295\u7a3f\u306eID\u306b\u57fa\u3065\u3044\u3066\u3001\u30d3\u30e5\u30fc\u95a2\u6570\u3068\u65b0\u3057\u3044HTML\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u6301\u3064\u65b0\u3057\u3044Flask\u30eb\u30fc\u30c8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n<p>\u3053\u306e\u30b9\u30c6\u30c3\u30d7\u306e\u7d42\u4e86\u6642\u306b\u306f\u3001URL http:\/\/127.0.0.1:5000\/1 \u306f\u6700\u521d\u306e\u6295\u7a3f\u3092\u8868\u793a\u3059\u308b\u30da\u30fc\u30b8\u306b\u306a\u308a\u307e\u3059\uff08ID \u304c 1 \u3067\u3042\u308b\u305f\u3081\uff09\u3002URL http:\/\/127.0.0.1:5000\/ID \u306f\u3001\u95a2\u9023\u3059\u308b ID \u756a\u53f7\u306e\u6295\u7a3f\u304c\u5b58\u5728\u3059\u308b\u5834\u5408\u3001\u305d\u306e\u6295\u7a3f\u3092\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\n<p>app.py\u3092\u7de8\u96c6\u3059\u308b\u305f\u3081\u306b\u958b\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/p>\r\n<ol>\r\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">nano<\/span> app.py\r\n<\/li>\r\n<\/ol>\r\n<p>\r\n<\/code><\/pre>\n<p>\u3053\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u5f8c\u306e\u8907\u6570\u306e\u5834\u6240\u3067\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089ID\u306b\u3088\u3063\u3066\u30d6\u30ed\u30b0\u6295\u7a3f\u3092\u53d6\u5f97\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u305f\u3081\u3001get_post()\u3068\u3044\u3046\u30b9\u30bf\u30f3\u30c9\u30a2\u30ed\u30f3\u306e\u95a2\u6570\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002\u3053\u306e\u95a2\u6570\u306bID\u3092\u6e21\u3059\u3053\u3068\u3067\u3001\u305d\u308c\u306b\u95a2\u9023\u3059\u308b\u30d6\u30ed\u30b0\u6295\u7a3f\u3092\u53d7\u3051\u53d6\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3082\u3057\u30d6\u30ed\u30b0\u6295\u7a3f\u304c\u5b58\u5728\u3057\u306a\u3044\u5834\u5408\u306f\u3001Flask\u304c404 Not Found\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<p>\u8fd4\u7b54\u3059\u308b\u305f\u3081\u306b\u306f\u3001Flask\u3068\u4e00\u7dd2\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u305fWerkzeug\u30e9\u30a4\u30d6\u30e9\u30ea\u304b\u3089abort()\u95a2\u6570\u3092\u30d5\u30a1\u30a4\u30eb\u306e\u5192\u982d\u3067\u30a4\u30f3\u30dd\u30fc\u30c8\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<div>\u4ee5\u4e0b\u306e\u5185\u5bb9\u3092\u65e5\u672c\u8a9e\u3067\u81ea\u7136\u306b\u8a00\u3044\u63db\u3048\u3066\u304f\u3060\u3055\u3044\u3002\u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u4e00\u3064\u3060\u3051\u3067\u7d50\u69cb\u3067\u3059\u3002<br \/>\n\u300cflask_blog\/app.py\u300d<\/div>\n<pre class=\"post-pre\"><code><span class=\"token keyword\">import<\/span> sqlite3\r\n<span class=\"token keyword\">from<\/span> flask <span class=\"token keyword\">import<\/span> Flask<span class=\"token punctuation\">,<\/span> render_template\r\n<mark><span class=\"token keyword\">from<\/span> werkzeug<span class=\"token punctuation\">.<\/span>exceptions <span class=\"token keyword\">import<\/span> abort<\/mark>\r\n\r\n<span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span>\r\n<\/code><\/pre>\n<p>\u524d\u306e\u30b9\u30c6\u30c3\u30d7\u3067\u4f5c\u6210\u3057\u305fget_db_connection()\u95a2\u6570\u306e\u76f4\u5f8c\u306b\u3001get_post()\u95a2\u6570\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div>\u30d5\u30e9\u30b9\u30af\u30d6\u30ed\u30b0\u30a2\u30d7\u30ea\u306eapp.py<\/div>\n<pre class=\"post-pre\"><code><span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span>\r\n\r\n<span class=\"token keyword\">def<\/span> <span class=\"token function\">get_db_connection<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\r\n    conn <span class=\"token operator\">=<\/span> sqlite3<span class=\"token punctuation\">.<\/span>connect<span class=\"token punctuation\">(<\/span><span class=\"token string\">'database.db'<\/span><span class=\"token punctuation\">)<\/span>\r\n    conn<span class=\"token punctuation\">.<\/span>row_factory <span class=\"token operator\">=<\/span> sqlite3<span class=\"token punctuation\">.<\/span>Row\r\n    <span class=\"token keyword\">return<\/span> conn\r\n\r\n\r\n<mark><span class=\"token keyword\">def<\/span> <span class=\"token function\">get_post<\/span><span class=\"token punctuation\">(<\/span>post_id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><\/mark>\r\n<mark>    conn <span class=\"token operator\">=<\/span> get_db_connection<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/mark>\r\n<mark>    post <span class=\"token operator\">=<\/span> conn<span class=\"token punctuation\">.<\/span>execute<span class=\"token punctuation\">(<\/span><span class=\"token string\">'SELECT * FROM posts WHERE id = ?'<\/span><span class=\"token punctuation\">,<\/span><\/mark>\r\n<mark>                        <span class=\"token punctuation\">(<\/span>post_id<span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>fetchone<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/mark>\r\n<mark>    conn<span class=\"token punctuation\">.<\/span>close<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/mark>\r\n<mark>    <span class=\"token keyword\">if<\/span> post <span class=\"token keyword\">is<\/span> <span class=\"token boolean\">None<\/span><span class=\"token punctuation\">:<\/span><\/mark>\r\n<mark>        abort<span class=\"token punctuation\">(<\/span><span class=\"token number\">404<\/span><span class=\"token punctuation\">)<\/span><\/mark>\r\n<mark>    <span class=\"token keyword\">return<\/span> post<\/mark>\r\n\r\n<span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span>\r\n<\/code><\/pre>\n<p>\u3053\u306e\u65b0\u6a5f\u80fd\u306b\u306f\u3001\u3069\u306e\u30d6\u30ed\u30b0\u6295\u7a3f\u3092\u8fd4\u3059\u304b\u3092\u6c7a\u5b9a\u3059\u308bpost_id\u5f15\u6570\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<p>\u95a2\u6570\u5185\u3067\u306f\u3001get_db_connection()\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u63a5\u7d9a\u3092\u958b\u304d\u3001\u6307\u5b9a\u3055\u308c\u305fpost_id\u306e\u5024\u306b\u95a2\u9023\u3059\u308b\u30d6\u30ed\u30b0\u6295\u7a3f\u3092\u53d6\u5f97\u3059\u308b\u305f\u3081\u306bSQL\u30af\u30a8\u30ea\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002\u7d50\u679c\u3092\u53d6\u5f97\u3057\u3001post\u5909\u6570\u306b\u4fdd\u5b58\u3059\u308b\u305f\u3081\u306bfetchone()\u30e1\u30bd\u30c3\u30c9\u3092\u8ffd\u52a0\u3057\u3001\u63a5\u7d9a\u3092\u9589\u3058\u307e\u3059\u3002\u3082\u3057\u3001post\u5909\u6570\u306e\u5024\u304cNone\u3067\u3042\u308b\u5834\u5408\u3001\u3064\u307e\u308a\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u7d50\u679c\u304c\u898b\u3064\u304b\u3089\u306a\u304b\u3063\u305f\u5834\u5408\u3001\u524d\u3082\u3063\u3066\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u305fabort()\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066404\u30a8\u30e9\u30fc\u30b3\u30fc\u30c9\u3067\u5fdc\u7b54\u3057\u3001\u95a2\u6570\u306e\u5b9f\u884c\u3092\u7d42\u4e86\u3057\u307e\u3059\u3002\u3057\u304b\u3057\u306a\u304c\u3089\u3001\u6295\u7a3f\u304c\u898b\u3064\u304b\u3063\u305f\u5834\u5408\u306f\u3001post\u5909\u6570\u306e\u5024\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<p>\u6b21\u306b\u3001app.py\u30d5\u30a1\u30a4\u30eb\u306e\u6700\u5f8c\u306b\u6b21\u306e\u30d3\u30e5\u30fc\u95a2\u6570\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div>\u30d5\u30e9\u30b9\u30af\u30d6\u30ed\u30b0\u306eapp.py<\/div>\n<pre class=\"post-pre\"><code><span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span>\r\n\r\n<mark><span class=\"token decorator annotation punctuation\">@app<span class=\"token punctuation\">.<\/span>route<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">'\/&lt;int:post_id&gt;'<\/span><span class=\"token punctuation\">)<\/span><\/mark>\r\n<mark><span class=\"token keyword\">def<\/span> <span class=\"token function\">post<\/span><span class=\"token punctuation\">(<\/span>post_id<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span><\/mark>\r\n<mark>    post <span class=\"token operator\">=<\/span> get_post<span class=\"token punctuation\">(<\/span>post_id<span class=\"token punctuation\">)<\/span><\/mark>\r\n<mark>    <span class=\"token keyword\">return<\/span> render_template<span class=\"token punctuation\">(<\/span><span class=\"token string\">'post.html'<\/span><span class=\"token punctuation\">,<\/span> post<span class=\"token operator\">=<\/span>post<span class=\"token punctuation\">)<\/span><\/mark>\r\n<\/code><\/pre>\n<p>\u3053\u306e\u65b0\u3057\u3044\u30d3\u30e5\u30fc\u95a2\u6570\u3067\u306f\u3001\u5909\u6570\u30eb\u30fc\u30eb<int:post_id>\u3092\u8ffd\u52a0\u3057\u3066\u3001\u30b9\u30e9\u30c3\u30b7\u30e5\uff08\/\uff09\u306e\u5f8c\u306e\u90e8\u5206\u304c\u6b63\u306e\u6574\u6570\uff08int\u30b3\u30f3\u30d0\u30fc\u30bf\u3067\u30de\u30fc\u30af\u3055\u308c\u3066\u3044\u308b\uff09\u3067\u3042\u308b\u3053\u3068\u3092\u6307\u5b9a\u3057\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30d3\u30e5\u30fc\u95a2\u6570\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3081\u306b\u5fc5\u8981\u306a\u5024\u3092Flask\u304c\u8a8d\u8b58\u3057\u3001\u305d\u306e\u5024\u3092post()\u306e\u30ad\u30fc\u30ef\u30fc\u30c9\u5f15\u6570post_id\u306b\u6e21\u3057\u307e\u3059\u3002\u305d\u306e\u5f8c\u3001get_post()\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u6307\u5b9a\u3055\u308c\u305fID\u306e\u30d6\u30ed\u30b0\u6295\u7a3f\u3092\u53d6\u5f97\u3057\u3001\u7d50\u679c\u3092post\u5909\u6570\u306b\u4fdd\u5b58\u3057\u307e\u3059\u3002\u305d\u3057\u3066\u3001\u307e\u3082\u306a\u304f\u4f5c\u6210\u3059\u308bpost.html\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306b\u6e21\u3057\u307e\u3059\u3002<\/p>\n<p>\u30a2\u30d7\u30ea\u306eapp.py\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3057\u3001\u7de8\u96c6\u7528\u306b\u65b0\u3057\u3044post.html\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30d5\u30a1\u30a4\u30eb\u3092\u958b\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/p>\r\n<ol>\r\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">nano<\/span> templates\/post.html\r\n<\/li>\r\n<\/ol>\r\n<p>\r\n<\/code><\/pre>\n<p>\u3053\u306e\u65b0\u3057\u3044post.html\u30d5\u30a1\u30a4\u30eb\u306b\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u3092\u5165\u529b\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3053\u308c\u306findex.html\u30d5\u30a1\u30a4\u30eb\u3068\u4f3c\u3066\u3044\u307e\u3059\u304c\u3001\u30dd\u30b9\u30c8\u306e\u5185\u5bb9\u3092\u8868\u793a\u3059\u308b\u3060\u3051\u3067\u306a\u304f\u3001\u5358\u4e00\u306e\u30dd\u30b9\u30c8\u3082\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<div>\n<p>flask_blog\/templates\/post.html\u3092\u65e5\u672c\u8a9e\u3067\u81ea\u7136\u306a\u8868\u73fe\u306b\u8a00\u3044\u63db\u3048\u3066\u304f\u3060\u3055\u3044\u30021\u3064\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u307f\u5fc5\u8981\u3067\u3059\u3002<\/p>\n<p>\u300cflask_blog\/templates\/post.html\u300d<\/p><\/div>\n<pre class=\"post-pre\"><code>{% extends 'base.html' %}\r\n\r\n{% block content %}\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>h2<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>{% block title %} {{ post['title'] }} {% endblock %}<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>h2<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>span<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>badge badge-primary<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>{{ post['created'] }}<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>span<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>p<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>{{ post['content'] }}<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>p<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n{% endblock %}\r\n<\/code><\/pre>\n<p>\u30d9\u30fc\u30b9\u3068\u306a\u308bhtml\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3067\u5b9a\u7fa9\u3057\u305f\u30bf\u30a4\u30c8\u30eb\u30d6\u30ed\u30c3\u30af\u3092\u8ffd\u52a0\u3057\u3066\u3001<\/p>\n<h2>\u898b\u51fa\u3057\u306b\u8868\u793a\u3055\u308c\u308b\u6295\u7a3f\u30bf\u30a4\u30c8\u30eb\u3068\u540c\u6642\u306b\u30da\u30fc\u30b8\u306e\u30bf\u30a4\u30c8\u30eb\u3092\u53cd\u6620\u3055\u305b\u307e\u3059\u3002<\/p>\n<p>\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3057\u3066\u9589\u3058\u3066\u304f\u3060\u3055\u3044\u3002<br \/>\n(Fairu o hozon shite tojite kudasai.)<\/p>\n<p>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u3042\u308b2\u3064\u306e\u6295\u7a3f\u3092\u78ba\u8a8d\u3059\u308b\u305f\u3081\u306b\u3001\u4ee5\u4e0b\u306eURL\u306b\u79fb\u52d5\u3067\u304d\u307e\u3059\u3002\u305f\u3060\u3057\u3001ID\u756a\u53f73\u306e\u6295\u7a3f\u306f\u307e\u3060\u5b58\u5728\u3057\u306a\u3044\u305f\u3081\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u30ea\u30af\u30a8\u30b9\u30c8\u3055\u308c\u305f\u30d6\u30ed\u30b0\u6295\u7a3f\u304c\u898b\u3064\u304b\u3089\u306a\u304b\u3063\u305f\u3053\u3068\u3092\u4f1d\u3048\u308b\u30da\u30fc\u30b8\u3082\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code>http:\/\/127.0.0.1:5000\/1\r\nhttp:\/\/127.0.0.1:5000\/2\r\nhttp:\/\/127.0.0.1:5000\/3\r\n<\/code><\/pre>\n<p>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30da\u30fc\u30b8\u306b\u623b\u308a\u3001\u5404\u6295\u7a3f\u306e\u30bf\u30a4\u30c8\u30eb\u3092\u305d\u308c\u305e\u308c\u306e\u30da\u30fc\u30b8\u306b\u30ea\u30f3\u30af\u3055\u305b\u307e\u3059\u3002url_for()\u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u3053\u306e\u64cd\u4f5c\u3092\u884c\u3044\u307e\u3059\u3002\u307e\u305a\u3001index.html\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u7de8\u96c6\u3059\u308b\u305f\u3081\u306b\u958b\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/p>\r\n<ol>\r\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">nano<\/span> templates\/index.html\r\n<\/li>\r\n<\/ol>\r\n<p>\r\n<\/code><\/pre>\n<p>\u305d\u306e\u5f8c\u3001href\u5c5e\u6027\u306e\u5024\u3092#\u304b\u3089{{ url_for('post', post_id=post['id']) }}\u306b\u5909\u66f4\u3057\u3066\u3001for\u30eb\u30fc\u30d7\u304c\u6b21\u306e\u3088\u3046\u306b\u898b\u3048\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>\n<div>\u4ee5\u4e0b\u306e\u6587\u3092\u65e5\u672c\u8a9e\u3067\u8a00\u3044\u63db\u3048\u3066\u304f\u3060\u3055\u3044\u3002\u305f\u3060\u3057\u30011\u3064\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u307f\u3067\u5341\u5206\u3067\u3059\uff1a<br \/>\nflask_blog\/templates\/index.html<\/p>\n<p>\u30d5\u30e9\u30b9\u30af\u30d6\u30ed\u30b0\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3001index.html\u3067\u3059\u3002<\/p><\/div>\n<pre class=\"post-pre\"><code>{% for post in posts %}\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>a<\/span> <span class=\"token attr-name\">href<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span><mark>{{ url_for('post', post_id=post['id']) }}<\/mark><span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>h2<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>{{ post['title'] }}<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>h2<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>a<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>span<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>badge badge-primary<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>{{ post['created'] }}<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>span<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>hr<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n{% endfor %}\r\n<\/code><\/pre>\n<p>\u3053\u3053\u3067\u306f\u3001\u6700\u521d\u306e\u5f15\u6570\u3068\u3057\u3066'url_for()'\u95a2\u6570\u306b'post'\u3092\u6e21\u3057\u307e\u3059\u3002\u3053\u308c\u306f'post()'\u30d3\u30e5\u30fc\u95a2\u6570\u306e\u540d\u524d\u3067\u3059\u3002\u305d\u3057\u3066\u3001'post_id'\u5f15\u6570\u3092\u53d7\u3051\u53d6\u308b\u306e\u3067\u3001'post['id']'\u306e\u5024\u3092\u6e21\u3057\u307e\u3059\u3002'url_for()'\u95a2\u6570\u306f\u3001\u5404\u6295\u7a3f\u306eID\u306b\u57fa\u3065\u3044\u3066\u9069\u5207\u306aURL\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n<p>\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3057\u3066\u9589\u3058\u308b\u3002<\/p>\n<p>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30da\u30fc\u30b8\u306e\u30ea\u30f3\u30af\u306f\u4eca\u5f8c\u6b63\u5e38\u306b\u6a5f\u80fd\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u30d6\u30ed\u30b0\u8a18\u4e8b\u3092\u8868\u793a\u3059\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u69cb\u7bc9\u304c\u5b8c\u4e86\u3057\u307e\u3057\u305f\u3002\u6b21\u306b\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u30d6\u30ed\u30b0\u8a18\u4e8b\u306e\u4f5c\u6210\u3001\u7de8\u96c6\u3001\u524a\u9664\u306e\u6a5f\u80fd\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n<h2>\u30b9\u30c6\u30c3\u30d77 \u2014 \u6295\u7a3f\u306e\u4fee\u6b63<\/h2>\n<p>\u3042\u306a\u305f\u304c\u30a6\u30a7\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u4e0a\u3067\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u8868\u793a\u3055\u308c\u3066\u3044\u308b\u30d6\u30ed\u30b0\u8a18\u4e8b\u3092\u8868\u793a\u3057\u7d42\u3048\u305f\u306e\u3067\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u306f\u65b0\u3057\u3044\u30d6\u30ed\u30b0\u8a18\u4e8b\u3092\u66f8\u3044\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u8ffd\u52a0\u3057\u305f\u308a\u3001\u65e2\u5b58\u306e\u8a18\u4e8b\u3092\u7de8\u96c6\u3057\u305f\u308a\u3001\u4e0d\u8981\u306a\u8a18\u4e8b\u3092\u524a\u9664\u3059\u308b\u6a5f\u80fd\u3092\u63d0\u4f9b\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<h3>\u65b0\u3057\u3044\u6295\u7a3f\u3092\u4f5c\u6210\u3059\u308b<\/h3>\n<p>\u3053\u308c\u307e\u3067\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u6295\u7a3f\u3092\u8868\u793a\u3059\u308b\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u6301\u3063\u3066\u3044\u307e\u3057\u305f\u304c\u3001\u76f4\u63a5SQLite\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u63a5\u7d9a\u3057\u3066\u624b\u52d5\u3067\u6295\u7a3f\u3092\u8ffd\u52a0\u3057\u306a\u3044\u9650\u308a\u3001\u65b0\u3057\u3044\u6295\u7a3f\u3092\u8ffd\u52a0\u3059\u308b\u65b9\u6cd5\u306f\u63d0\u4f9b\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3067\u3057\u305f\u3002\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30bf\u30a4\u30c8\u30eb\u3068\u5185\u5bb9\u3092\u5165\u529b\u3057\u3066\u6295\u7a3f\u3092\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u30da\u30fc\u30b8\u3092\u4f5c\u6210\u3057\u307e\u3059\u3002<\/p>\n<p>app.py\u30d5\u30a1\u30a4\u30eb\u3092\u7de8\u96c6\u3059\u308b\u305f\u3081\u306b\u958b\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/p>\r\n<ol>\r\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">nano<\/span> app.py\r\n<\/li>\r\n<\/ol>\r\n<p>\r\n<\/code><\/pre>\n<p>\u6700\u521d\u306b\u3001Flask\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u304b\u3089\u4ee5\u4e0b\u306e\u3082\u306e\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<\/p>\n<ul class=\"post-ul\">\n<li>The global request object to access incoming request data that will be submitted via an HTML form.<\/li>\n<li>The url_for() function to generate URLs.<\/li>\n<li>The flash() function to flash a message when a request is processed.<\/li>\n<li>The redirect() function to redirect the client to a different location.<\/li>\n<\/ul>\n<p>\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3001\u30d5\u30a1\u30a4\u30eb\u306b\u30a4\u30f3\u30dd\u30fc\u30c8\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div>\u30d5\u30e9\u30b9\u30b3\u30d6\u30ed\u30b0\/\u30a2\u30d7\u30ea.py<\/div>\n<pre class=\"post-pre\"><code><span class=\"token keyword\">import<\/span> sqlite3\r\n<span class=\"token keyword\">from<\/span> flask <span class=\"token keyword\">import<\/span> Flask<span class=\"token punctuation\">,<\/span> render_template<mark><span class=\"token punctuation\">,<\/span> request<span class=\"token punctuation\">,<\/span> url_for<span class=\"token punctuation\">,<\/span> flash<span class=\"token punctuation\">,<\/span> redirect<\/mark>\r\n<span class=\"token keyword\">from<\/span> werkzeug<span class=\"token punctuation\">.<\/span>exceptions <span class=\"token keyword\">import<\/span> abort\r\n\r\n<span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span>\r\n<\/code><\/pre>\n<p>flash()\u95a2\u6570\u306f\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u30d6\u30e9\u30a6\u30b6\u30bb\u30c3\u30b7\u30e7\u30f3\u306b\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u4fdd\u5b58\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u306f\u79d8\u5bc6\u306e\u30ad\u30fc\u3092\u8a2d\u5b9a\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u79d8\u5bc6\u306e\u30ad\u30fc\u306f\u30bb\u30c3\u30b7\u30e7\u30f3\u3092\u4fdd\u8b77\u3059\u308b\u305f\u3081\u306b\u4f7f\u7528\u3055\u308c\u3001Flask\u304c\u65b0\u3057\u3044\u6295\u7a3f\u30da\u30fc\u30b8\u304b\u3089\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30da\u30fc\u30b8\u306b\u79fb\u52d5\u3059\u308b\u306a\u3069\u30011\u3064\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u304b\u3089\u5225\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3078\u306e\u60c5\u5831\u306e\u8a18\u61b6\u3092\u53ef\u80fd\u306b\u3057\u307e\u3059\u3002\u30e6\u30fc\u30b6\u30fc\u306f\u30bb\u30c3\u30b7\u30e7\u30f3\u306b\u4fdd\u5b58\u3055\u308c\u305f\u60c5\u5831\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u307e\u3059\u304c\u3001\u79d8\u5bc6\u306e\u30ad\u30fc\u3092\u6301\u3063\u3066\u3044\u306a\u3044\u9650\u308a\u306f\u5909\u66f4\u3067\u304d\u307e\u305b\u3093\u306e\u3067\u3001\u79d8\u5bc6\u306e\u30ad\u30fc\u3092\u8ab0\u306b\u3082\u516c\u958b\u3057\u306a\u3044\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u3055\u3089\u306a\u308b\u60c5\u5831\u306b\u3064\u3044\u3066\u306f\u3001Flask\u306e\u30bb\u30c3\u30b7\u30e7\u30f3\u306b\u95a2\u3059\u308b\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u79d8\u5bc6\u306e\u30ad\u30fc\u3092\u8a2d\u5b9a\u3059\u308b\u305f\u3081\u306b\u3001app.config\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u4f7f\u7528\u3057\u3066\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306bSECRET_KEY\u306e\u8a2d\u5b9a\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002 index\uff08\uff09\u30d3\u30e5\u30fc\u95a2\u6570\u3092\u5b9a\u7fa9\u3059\u308b\u524d\u306b\u3001app\u306e\u5b9a\u7fa9\u306e\u76f4\u5f8c\u306b\u76f4\u63a5\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div>\u30d5\u30e9\u30b9\u30af\u30d6\u30ed\u30b0\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306ePython\u30d5\u30a1\u30a4\u30eb\u3001app.py\u3002<\/div>\n<pre class=\"post-pre\"><code><span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span>\r\napp <span class=\"token operator\">=<\/span> Flask<span class=\"token punctuation\">(<\/span>__name__<span class=\"token punctuation\">)<\/span>\r\n<mark>app<span class=\"token punctuation\">.<\/span>config<span class=\"token punctuation\">[<\/span><span class=\"token string\">'SECRET_KEY'<\/span><span class=\"token punctuation\">]<\/span> <span class=\"token operator\">=<\/span> <span class=\"token string\">'your secret key'<\/span><\/mark>\r\n\r\n\r\n<span class=\"token decorator annotation punctuation\">@app<span class=\"token punctuation\">.<\/span>route<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">'\/'<\/span><span class=\"token punctuation\">)<\/span>\r\n<span class=\"token keyword\">def<\/span> <span class=\"token function\">index<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\r\n    conn <span class=\"token operator\">=<\/span> get_db_connection<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\r\n    posts <span class=\"token operator\">=<\/span> conn<span class=\"token punctuation\">.<\/span>execute<span class=\"token punctuation\">(<\/span><span class=\"token string\">'SELECT * FROM posts'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span>fetchall<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\r\n    conn<span class=\"token punctuation\">.<\/span>close<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\r\n    <span class=\"token keyword\">return<\/span> render_template<span class=\"token punctuation\">(<\/span><span class=\"token string\">'index.html'<\/span><span class=\"token punctuation\">,<\/span> posts<span class=\"token operator\">=<\/span>posts<span class=\"token punctuation\">)<\/span>\r\n\r\n<span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span>\r\n<\/code><\/pre>\n<p>\u79d8\u5bc6\u9375\u306f\u9577\u304f\u30e9\u30f3\u30c0\u30e0\u306a\u6587\u5b57\u5217\u3067\u3042\u308b\u5fc5\u8981\u304c\u3042\u308b\u3053\u3068\u3092\u5fd8\u308c\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u79d8\u5bc6\u30ad\u30fc\u3092\u8a2d\u5b9a\u3057\u305f\u5f8c\u3001\u30d3\u30e5\u30fc\u95a2\u6570\u3092\u4f5c\u6210\u3057\u3001\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3057\u307e\u3059\u3002\u3053\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306f\u3001\u65b0\u3057\u3044\u30d6\u30ed\u30b0\u6295\u7a3f\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306b\u5165\u529b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u30d5\u30a9\u30fc\u30e0\u3092\u8868\u793a\u3057\u307e\u3059\u3002\u3053\u306e\u65b0\u3057\u3044\u95a2\u6570\u3092\u30d5\u30a1\u30a4\u30eb\u306e\u672b\u5c3e\u306b\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div>\u30d5\u30e9\u30b9\u30b3\u30fb\u30d6\u30ed\u30b0\u306e\u30a2\u30d7\u30ea.py<\/div>\n<pre class=\"post-pre\"><code><span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span>\r\n\r\n<span class=\"token decorator annotation punctuation\">@app<span class=\"token punctuation\">.<\/span>route<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">'\/create'<\/span><span class=\"token punctuation\">,<\/span> methods<span class=\"token operator\">=<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">'GET'<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">'POST'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span>\r\n<span class=\"token keyword\">def<\/span> <span class=\"token function\">create<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\r\n    <span class=\"token keyword\">return<\/span> render_template<span class=\"token punctuation\">(<\/span><span class=\"token string\">'create.html'<\/span><span class=\"token punctuation\">)<\/span>\r\n<\/code><\/pre>\n<p>\u3053\u308c\u306b\u3088\u308a\u3001GET\u3068POST\u306e\u4e21\u65b9\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u53d7\u3051\u5165\u308c\u308b\/create\u306e\u30eb\u30fc\u30c8\u304c\u4f5c\u6210\u3055\u308c\u307e\u3059\u3002GET\u30ea\u30af\u30a8\u30b9\u30c8\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u53d7\u3051\u5165\u308c\u3089\u308c\u307e\u3059\u3002\u30d5\u30a9\u30fc\u30e0\u3092\u9001\u4fe1\u3059\u308b\u969b\u306b\u30d6\u30e9\u30a6\u30b6\u304c\u9001\u4fe1\u3059\u308bPOST\u30ea\u30af\u30a8\u30b9\u30c8\u3082\u53d7\u3051\u5165\u308c\u308b\u5834\u5408\u306f\u3001@app.route()\u30c7\u30b3\u30ec\u30fc\u30bf\u306emethods\u5f15\u6570\u306b\u53d7\u3051\u5165\u308c\u308b\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u30bf\u30a4\u30d7\u3092\u542b\u3093\u3060\u30bf\u30d7\u30eb\u3092\u6e21\u3057\u307e\u3059\u3002<\/p>\n<p>\u4fdd\u5b58\u3057\u3066\u30d5\u30a1\u30a4\u30eb\u3092\u9589\u3058\u308b\u3002<\/p>\n<p>\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u4f5c\u6210\u3059\u308b\u305f\u3081\u306b\u3001\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30d5\u30a9\u30eb\u30c0\u5185\u306ecreate.html\u3068\u3044\u3046\u30d5\u30a1\u30a4\u30eb\u3092\u958b\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/p>\r\n<ol>\r\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">nano<\/span> templates\/create.html\r\n<\/li>\r\n<\/ol>\r\n<p>\r\n<\/code><\/pre>\n<p>\u3053\u306e\u65b0\u3057\u3044\u30d5\u30a1\u30a4\u30eb\u306e\u4e2d\u306b\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div>\n<p>\u4ee5\u4e0b\u306e\u5185\u5bb9\u3092\u65e5\u672c\u8a9e\u3067\u8868\u73fe\u3057\u307e\u3059\u3002\u30aa\u30d7\u30b7\u30e7\u30f3\u306f\u4e00\u3064\u306e\u307f\u3067\u3059\uff1a<\/p>\n<p>\u30d5\u30e9\u30b9\u30b3_\u30d6\u30ed\u30b0\/\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\/\u4f5c\u6210.html<\/p><\/div>\n<pre class=\"post-pre\"><code>{% extends 'base.html' %}\r\n\r\n{% block content %}\r\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>h1<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>{% block title %} Create a New Post {% endblock %}<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>h1<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n\r\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>form<\/span> <span class=\"token attr-name\">method<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>post<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>div<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>form-group<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>label<\/span> <span class=\"token attr-name\">for<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>title<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>Title<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>label<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>input<\/span> <span class=\"token attr-name\">type<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>text<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">name<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>title<span class=\"token punctuation\">\"<\/span><\/span>\r\n               <span class=\"token attr-name\">placeholder<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>Post title<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>form-control<span class=\"token punctuation\">\"<\/span><\/span>\r\n               <span class=\"token attr-name\">value<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>{{ request.form['title'] }}<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span><span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>input<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>div<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>div<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>form-group<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>label<\/span> <span class=\"token attr-name\">for<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>content<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>Content<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>label<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>textarea<\/span> <span class=\"token attr-name\">name<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>content<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">placeholder<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>Post content<span class=\"token punctuation\">\"<\/span><\/span>\r\n                  <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>form-control<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>{{ request.form['content'] }}<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>textarea<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>div<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>div<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>form-group<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>button<\/span> <span class=\"token attr-name\">type<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>submit<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>btn btn-primary<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>Submit<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>button<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>div<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>form<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n{% endblock %}\r\n<\/code><\/pre>\n<p>\u3053\u306e\u30b3\u30fc\u30c9\u306e\u307b\u3068\u3093\u3069\u306f\u6a19\u6e96\u7684\u306aHTML\u3067\u3059\u3002\u6295\u7a3f\u30bf\u30a4\u30c8\u30eb\u306e\u5165\u529b\u30dc\u30c3\u30af\u30b9\u3001\u6295\u7a3f\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u30c6\u30ad\u30b9\u30c8\u30a8\u30ea\u30a2\u3001\u304a\u3088\u3073\u30d5\u30a9\u30fc\u30e0\u306e\u9001\u4fe1\u30dc\u30bf\u30f3\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u4ee5\u4e0b\u306e\u65e5\u672c\u8a9e\u8a33\u30921\u3064\u3060\u3051\u793a\u3057\u307e\u3059\u3002<br \/>\n\u300c\u6295\u7a3f\u30bf\u30a4\u30c8\u30eb\u306e\u5165\u529b\u6b04\u306e\u5024\u306f {{ request.form ['title'] }} \u3067\u3001\u30c6\u30ad\u30b9\u30c8\u30a8\u30ea\u30a2\u306b\u306f\u5024 {{ request.form ['content'] }} \u304c\u3042\u308a\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u4f55\u304b\u554f\u984c\u304c\u767a\u751f\u3057\u305f\u5834\u5408\u306b\u5165\u529b\u3057\u305f\u30c7\u30fc\u30bf\u304c\u5931\u308f\u308c\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u305f\u3081\u3067\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u9577\u3044\u6295\u7a3f\u3092\u66f8\u3044\u3066\u30bf\u30a4\u30c8\u30eb\u3092\u5fd8\u308c\u305f\u5834\u5408\u3001\u30bf\u30a4\u30c8\u30eb\u304c\u5fc5\u8981\u3067\u3042\u308b\u3053\u3068\u3092\u901a\u77e5\u3059\u308b\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u66f8\u3044\u305f\u6295\u7a3f\u306f\u5931\u308f\u308c\u308b\u3053\u3068\u306a\u304f\u3001\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3067\u30a2\u30af\u30bb\u30b9\u53ef\u80fd\u306a\u30ea\u30af\u30a8\u30b9\u30c8\u30b0\u30ed\u30fc\u30d0\u30eb\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u4fdd\u5b58\u3055\u308c\u307e\u3059\u3002\u300d<\/p>\n<p>\u4eca\u3001\u958b\u767a\u30b5\u30fc\u30d0\u30fc\u304c\u5b9f\u884c\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3001\u30d6\u30e9\u30a6\u30b6\u3092\u4f7f\u3063\u3066\/create\u306e\u30eb\u30fc\u30c8\u306b\u79fb\u52d5\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code>http:\/\/127.0.0.1:5000\/create\r\n<\/code><\/pre>\n<p>\u300c\u30bf\u30a4\u30c8\u30eb\u300d\u3068\u300c\u5185\u5bb9\u300d\u306e\u5165\u529b\u30dc\u30c3\u30af\u30b9\u304c\u3042\u308b\u3001\u65b0\u3057\u3044\u6295\u7a3f\u30da\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<div>\n                            <img decoding=\"async\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644e1edaa94e2bdf7afdca\/234-0.png\" class='post-images' alt=\"Create a New Post Page\" title=\"\">\n                        <\/div>\n<p>\u3053\u306e\u30d5\u30a9\u30fc\u30e0\u306f\u3001\u3042\u306a\u305f\u306ecreate()\u30d3\u30e5\u30fc\u95a2\u6570\u306bPOST\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u9001\u4fe1\u3057\u307e\u3059\u3002\u3057\u304b\u3057\u3001\u307e\u3060\u95a2\u6570\u5185\u3067POST\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u51e6\u7406\u3059\u308b\u305f\u3081\u306e\u30b3\u30fc\u30c9\u306f\u3042\u308a\u307e\u305b\u3093\u306e\u3067\u3001\u30d5\u30a9\u30fc\u30e0\u306b\u5165\u529b\u3057\u3066\u9001\u4fe1\u3057\u3066\u3082\u4f55\u3082\u8d77\u3053\u308a\u307e\u305b\u3093\u3002<\/p>\n<p>\u30d5\u30a9\u30fc\u30e0\u304c\u9001\u4fe1\u3055\u308c\u305f\u3068\u304d\u3001\u53d7\u4fe1\u3057\u305fPOST\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u51e6\u7406\u3057\u307e\u3059\u3002\u3053\u308c\u306fcreate()\u30d3\u30e5\u30fc\u95a2\u6570\u5185\u3067\u884c\u3044\u307e\u3059\u3002request.method\u306e\u5024\u3092\u78ba\u8a8d\u3059\u308b\u3053\u3068\u3067\u3001POST\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u500b\u5225\u306b\u51e6\u7406\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u5024\u304c 'POST' \u306b\u8a2d\u5b9a\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u3001\u30ea\u30af\u30a8\u30b9\u30c8\u306fPOST\u30ea\u30af\u30a8\u30b9\u30c8\u3067\u3042\u308a\u3001\u305d\u306e\u5f8c\u306b\u9001\u4fe1\u3055\u308c\u305f\u30c7\u30fc\u30bf\u3092\u62bd\u51fa\u3057\u3001\u691c\u8a3c\u3057\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u633f\u5165\u3057\u307e\u3059\u3002<\/p>\n<p>app.py\u30d5\u30a1\u30a4\u30eb\u3092\u7de8\u96c6\u3059\u308b\u305f\u3081\u306b\u958b\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/p>\r\n<ol>\r\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">nano<\/span> app.py\r\n<\/li>\r\n<\/ol>\r\n<p>\r\n<\/code><\/pre>\n<p>\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3001create()\u30d3\u30e5\u30fc\u95a2\u6570\u3092\u4fee\u6b63\u3057\u3066\u304f\u3060\u3055\u3044:<\/p>\n<p>create()\u30d3\u30e5\u30fc\u95a2\u6570\u3092\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5909\u66f4\u3057\u307e\u3059\u3002<\/p>\n<div>\u30d5\u30e9\u30b9\u30af\u30d6\u30ed\u30b0\u306eapp.py\u3067\u3059\u3002<\/div>\n<pre class=\"post-pre\"><code><span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span>\r\n\r\n<span class=\"token decorator annotation punctuation\">@app<span class=\"token punctuation\">.<\/span>route<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">'\/create'<\/span><span class=\"token punctuation\">,<\/span> methods<span class=\"token operator\">=<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">'GET'<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">'POST'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span>\r\n<span class=\"token keyword\">def<\/span> <span class=\"token function\">create<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\r\n    <mark><span class=\"token keyword\">if<\/span> request<span class=\"token punctuation\">.<\/span>method <span class=\"token operator\">==<\/span> <span class=\"token string\">'POST'<\/span><span class=\"token punctuation\">:<\/span><\/mark>\r\n        <mark>title <span class=\"token operator\">=<\/span> request<span class=\"token punctuation\">.<\/span>form<span class=\"token punctuation\">[<\/span><span class=\"token string\">'title'<\/span><span class=\"token punctuation\">]<\/span><\/mark>\r\n        <mark>content <span class=\"token operator\">=<\/span> request<span class=\"token punctuation\">.<\/span>form<span class=\"token punctuation\">[<\/span><span class=\"token string\">'content'<\/span><span class=\"token punctuation\">]<\/span><\/mark>\r\n\r\n        <mark><span class=\"token keyword\">if<\/span> <span class=\"token keyword\">not<\/span> title<span class=\"token punctuation\">:<\/span><\/mark>\r\n            <mark>flash<span class=\"token punctuation\">(<\/span><span class=\"token string\">'Title is required!'<\/span><span class=\"token punctuation\">)<\/span><\/mark>\r\n        <mark><span class=\"token keyword\">else<\/span><span class=\"token punctuation\">:<\/span><\/mark>\r\n            <mark>conn <span class=\"token operator\">=<\/span> get_db_connection<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/mark>\r\n            <mark>conn<span class=\"token punctuation\">.<\/span>execute<span class=\"token punctuation\">(<\/span><span class=\"token string\">'INSERT INTO posts (title, content) VALUES (?, ?)'<\/span><span class=\"token punctuation\">,<\/span><\/mark>\r\n                         <mark><span class=\"token punctuation\">(<\/span>title<span class=\"token punctuation\">,<\/span> content<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><\/mark>\r\n            <mark>conn<span class=\"token punctuation\">.<\/span>commit<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/mark>\r\n            <mark>conn<span class=\"token punctuation\">.<\/span>close<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><\/mark>\r\n            <mark><span class=\"token keyword\">return<\/span> redirect<span class=\"token punctuation\">(<\/span>url_for<span class=\"token punctuation\">(<\/span><span class=\"token string\">'index'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><\/mark>\r\n\r\n    <span class=\"token keyword\">return<\/span> render_template<span class=\"token punctuation\">(<\/span><span class=\"token string\">'create.html'<\/span><span class=\"token punctuation\">)<\/span>\r\n<\/code><\/pre>\n<p>if\u6587\u3067\u306f\u3001request.method == 'POST' \u3068\u3044\u3046\u6bd4\u8f03\u3092\u901a\u3058\u3066\u3001\u305d\u306e\u5f8c\u306e\u30b3\u30fc\u30c9\u304cPOST\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u5834\u5408\u306e\u307f\u5b9f\u884c\u3055\u308c\u308b\u3053\u3068\u3092\u4fdd\u8a3c\u3057\u307e\u3059\u3002<\/p>\n<p>\u305d\u306e\u5f8c\u3001\u8981\u6c42\u304b\u3089\u30ea\u30af\u30a8\u30b9\u30c8\u30c7\u30fc\u30bf\u306e\u30d5\u30a9\u30fc\u30e0\u3078\u306e\u30a2\u30af\u30bb\u30b9\u3092\u63d0\u4f9b\u3059\u308b request.form \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304b\u3089\u9001\u4fe1\u3055\u308c\u305f\u30bf\u30a4\u30c8\u30eb\u3068\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u62bd\u51fa\u3057\u307e\u3059\u3002\u30bf\u30a4\u30c8\u30eb\u304c\u63d0\u4f9b\u3055\u308c\u3066\u3044\u306a\u3044\u5834\u5408\u3001\u30bf\u30a4\u30c8\u30eb\u304c\u306a\u3044\u5834\u5408\u306e\u6761\u4ef6\u306f\u6e80\u305f\u3055\u308c\u3001\u30e6\u30fc\u30b6\u30fc\u306b\u30bf\u30a4\u30c8\u30eb\u304c\u5fc5\u8981\u3067\u3042\u308b\u3053\u3068\u3092\u4f1d\u3048\u308b\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u4e00\u65b9\u3001\u30bf\u30a4\u30c8\u30eb\u304c\u63d0\u4f9b\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u3001get_db_connection() \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u63a5\u7d9a\u3092\u958b\u304d\u3001\u53d7\u3051\u53d6\u3063\u305f\u30bf\u30a4\u30c8\u30eb\u3068\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u6295\u7a3f\u30c6\u30fc\u30d6\u30eb\u306b\u633f\u5165\u3057\u307e\u3059\u3002<\/p>\n<p>\u305d\u306e\u5f8c\u3001\u5909\u66f4\u5185\u5bb9\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u53cd\u6620\u3057\u3001\u63a5\u7d9a\u3092\u9589\u3058\u307e\u3059\u3002\u30d6\u30ed\u30b0\u8a18\u4e8b\u3092\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u8ffd\u52a0\u3057\u305f\u5f8c\u3001url_for()\u95a2\u6570\u3067\u751f\u6210\u3055\u308c\u305fURL\u3092\u5f15\u6570\u306b\u3057\u3066\u3001redirect()\u95a2\u6570\u3067\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3092\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30da\u30fc\u30b8\u306b\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3057\u307e\u3059\u3002<\/p>\n<p>\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3057\u3001\u9589\u3058\u307e\u3059\u3002<\/p>\n<p>\u4eca\u3001\u30a6\u30a7\u30d6\u30d6\u30e9\u30a6\u30b6\u3092\u4f7f\u7528\u3057\u3066\/create\u30eb\u30fc\u30c8\u306b\u79fb\u52d5\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code>http:\/\/127.0.0.1:5000\/create\r\n<\/code><\/pre>\n<p>\u597d\u304d\u306a\u30bf\u30a4\u30c8\u30eb\u3068\u5185\u5bb9\u3092\u5165\u529b\u3057\u3066\u30d5\u30a9\u30fc\u30e0\u3092\u8a18\u5165\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u30d5\u30a9\u30fc\u30e0\u3092\u9001\u4fe1\u3059\u308b\u3068\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30da\u30fc\u30b8\u306b\u65b0\u3057\u3044\u6295\u7a3f\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u6700\u5f8c\u306b\u3001\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8868\u793a\u3057\u3001\u30ca\u30d3\u30b2\u30fc\u30b7\u30e7\u30f3\u30d0\u30fc\u306b\u30ea\u30f3\u30af\u3092\u8ffd\u52a0\u3057\u3066\u3001\u3053\u306e\u65b0\u3057\u3044\u30da\u30fc\u30b8\u306b\u7c21\u5358\u306b\u30a2\u30af\u30bb\u30b9\u3067\u304d\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002\u57fa\u672c\u306eHTML\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u958b\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><\/p>\r\n<ol>\r\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">nano<\/span> templates\/base.html\r\n<\/li>\r\n<\/ol>\r\n<p>\r\n<\/code><\/pre>\n<p><nav>\u30bf\u30b0\u5185\u306eAbout\u30ea\u30f3\u30af\u306e\u5f8c\u308d\u306b\u65b0\u3057\u3044<\/p>\n<li>\u30bf\u30b0\u3092\u8ffd\u52a0\u3057\u3066\u3001\u30d5\u30a1\u30a4\u30eb\u3092\u7de8\u96c6\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u6b21\u306b\u3001\u30b3\u30f3\u30c6\u30f3\u30c4\u30d6\u30ed\u30c3\u30af\u306e\u76f4\u524d\u306b\u65b0\u3057\u3044for\u30eb\u30fc\u30d7\u3092\u8ffd\u52a0\u3057\u3066\u3001\u30ca\u30d3\u30b2\u30fc\u30b7\u30e7\u30f3\u30d0\u30fc\u306e\u4e0b\u306b\u30d5\u30e9\u30c3\u30b7\u30e5\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8868\u793a\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u30e1\u30c3\u30bb\u30fc\u30b8\u306f\u3001Flask\u304c\u63d0\u4f9b\u3059\u308b\u7279\u5225\u306aget_flashed_messages()\u95a2\u6570\u3067\u5229\u7528\u3067\u304d\u307e\u3059\u3002<\/p>\n<div>flask_blog\/templates\/base.html\u3092\u65e5\u672c\u8a9e\u3067\u4e00\u3064\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3067\u8a00\u3044\u63db\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/div>\n<pre class=\"post-pre\"><code><span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>nav<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>navbar navbar-expand-md navbar-light bg-light<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>a<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>navbar-brand<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">href<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>{{ url_for('index')}}<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>FlaskBlog<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>a<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>button<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>navbar-toggler<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">type<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>button<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">data-toggle<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>collapse<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">data-target<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>#navbarNav<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">aria-controls<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>navbarNav<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">aria-expanded<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>false<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">aria-label<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>Toggle navigation<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>span<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>navbar-toggler-icon<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span><span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>span<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>button<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>div<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>collapse navbar-collapse<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">id<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>navbarNav<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>ul<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>navbar-nav<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>li<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>nav-item<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n            <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>a<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>nav-link<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">href<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>#<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>About<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>a<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>li<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<mark>        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>li<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>nav-item<span class=\"token punctuation\">\"<\/span><\/span><\/span><\/mark><span class=\"token tag\"><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<mark>            <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>a<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>nav-link<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">href<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>{{url_for('create')}}<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>New Post<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>a<\/span><\/span><\/mark><span class=\"token tag\"><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<mark>        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>li<\/span><\/span><\/mark><span class=\"token tag\"><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>ul<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>div<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>nav<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>div<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>container<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<mark>    {% for message in get_flashed_messages() %}<\/mark>\r\n<mark>        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>div<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>alert alert-danger<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>{{ message }}<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>div<\/span><\/span><\/mark><span class=\"token tag\"><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<mark>    {% endfor %}<\/mark>\r\n    {% block content %} {% endblock %}\r\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>div<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<\/code><\/pre>\n<p>\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3057\u3066\u9589\u3058\u3066\u304f\u3060\u3055\u3044\u3002\u30ca\u30d3\u30b2\u30fc\u30b7\u30e7\u30f3\u30d0\u30fc\u306b\u306f\u3001\/create\u30eb\u30fc\u30c8\u306b\u30ea\u30f3\u30af\u3059\u308b\u300c\u65b0\u898f\u6295\u7a3f\u300d\u30a2\u30a4\u30c6\u30e0\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<h3>\u6295\u7a3f\u306e\u7de8\u96c6<\/h3>\n<p>\u6700\u65b0\u60c5\u5831\u306e\u30d6\u30ed\u30b0\u3092\u4fdd\u3064\u305f\u3081\u306b\u306f\u3001\u65e2\u5b58\u306e\u6295\u7a3f\u3092\u7de8\u96c6\u3067\u304d\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u30bb\u30af\u30b7\u30e7\u30f3\u3067\u306f\u3001\u6295\u7a3f\u306e\u7de8\u96c6\u30d7\u30ed\u30bb\u30b9\u3092\u7c21\u7d20\u5316\u3059\u308b\u305f\u3081\u306b\u3001\u65b0\u3057\u3044\u30da\u30fc\u30b8\u3092\u4f5c\u6210\u3059\u308b\u624b\u9806\u3092\u6848\u5185\u3057\u307e\u3059\u3002<\/p>\n<p>\u6700\u521d\u306b\u3001\u300capp.py\u300d\u30d5\u30a1\u30a4\u30eb\u306b\u65b0\u3057\u3044\u30eb\u30fc\u30c8\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002\u3053\u306e\u30d3\u30e5\u30fc\u95a2\u6570\u306f\u3001\u7de8\u96c6\u304c\u5fc5\u8981\u306a\u6295\u7a3f\u306eID\u3092\u53d7\u3051\u53d6\u308a\u307e\u3059\u3002URL\u306f\u300c\/post_id\/edit\u300d\u306e\u5f62\u5f0f\u3067\u3042\u308a\u3001post_id\u5909\u6570\u306f\u6295\u7a3f\u306eID\u3067\u3059\u3002\u7de8\u96c6\u306e\u305f\u3081\u306b\u300capp.py\u300d\u30d5\u30a1\u30a4\u30eb\u3092\u958b\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/p>\r\n<ol>\r\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">nano<\/span> app.py\r\n<\/li>\r\n<\/ol>\r\n<p>\r\n<\/code><\/pre>\n<p>\u6b21\u306b\u3001\u30d5\u30a1\u30a4\u30eb\u306e\u6700\u5f8c\u306b\u4ee5\u4e0b\u306eedit\uff08\uff09\u30d3\u30e5\u30fc\u95a2\u6570\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u65e2\u5b58\u306e\u6295\u7a3f\u3092\u7de8\u96c6\u3059\u308b\u3053\u3068\u306f\u65b0\u3057\u3044\u6295\u7a3f\u3092\u4f5c\u6210\u3059\u308b\u306e\u3068\u4f3c\u3066\u3044\u308b\u305f\u3081\u3001\u3053\u306e\u30d3\u30e5\u30fc\u95a2\u6570\u306fcreate\uff08\uff09\u30d3\u30e5\u30fc\u95a2\u6570\u306b\u4f3c\u3066\u3044\u307e\u3059\u3002<\/p>\n<div>\u30d5\u30e9\u30b9\u30b3_\u30d6\u30ed\u30b0\/app.py<\/div>\n<pre class=\"post-pre\"><code><span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span> <span class=\"token punctuation\">.<\/span>\r\n\r\n<span class=\"token decorator annotation punctuation\">@app<span class=\"token punctuation\">.<\/span>route<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">'\/&lt;int:id&gt;\/edit'<\/span><span class=\"token punctuation\">,<\/span> methods<span class=\"token operator\">=<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">'GET'<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token string\">'POST'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span>\r\n<span class=\"token keyword\">def<\/span> <span class=\"token function\">edit<\/span><span class=\"token punctuation\">(<\/span><span class=\"token builtin\">id<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\r\n    post <span class=\"token operator\">=<\/span> get_post<span class=\"token punctuation\">(<\/span><span class=\"token builtin\">id<\/span><span class=\"token punctuation\">)<\/span>\r\n\r\n    <span class=\"token keyword\">if<\/span> request<span class=\"token punctuation\">.<\/span>method <span class=\"token operator\">==<\/span> <span class=\"token string\">'POST'<\/span><span class=\"token punctuation\">:<\/span>\r\n        title <span class=\"token operator\">=<\/span> request<span class=\"token punctuation\">.<\/span>form<span class=\"token punctuation\">[<\/span><span class=\"token string\">'title'<\/span><span class=\"token punctuation\">]<\/span>\r\n        content <span class=\"token operator\">=<\/span> request<span class=\"token punctuation\">.<\/span>form<span class=\"token punctuation\">[<\/span><span class=\"token string\">'content'<\/span><span class=\"token punctuation\">]<\/span>\r\n\r\n        <span class=\"token keyword\">if<\/span> <span class=\"token keyword\">not<\/span> title<span class=\"token punctuation\">:<\/span>\r\n            flash<span class=\"token punctuation\">(<\/span><span class=\"token string\">'Title is required!'<\/span><span class=\"token punctuation\">)<\/span>\r\n        <span class=\"token keyword\">else<\/span><span class=\"token punctuation\">:<\/span>\r\n            conn <span class=\"token operator\">=<\/span> get_db_connection<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\r\n            conn<span class=\"token punctuation\">.<\/span>execute<span class=\"token punctuation\">(<\/span><span class=\"token string\">'UPDATE posts SET title = ?, content = ?'<\/span>\r\n                         <span class=\"token string\">' WHERE id = ?'<\/span><span class=\"token punctuation\">,<\/span>\r\n                         <span class=\"token punctuation\">(<\/span>title<span class=\"token punctuation\">,<\/span> content<span class=\"token punctuation\">,<\/span> <span class=\"token builtin\">id<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span>\r\n            conn<span class=\"token punctuation\">.<\/span>commit<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\r\n            conn<span class=\"token punctuation\">.<\/span>close<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\r\n            <span class=\"token keyword\">return<\/span> redirect<span class=\"token punctuation\">(<\/span>url_for<span class=\"token punctuation\">(<\/span><span class=\"token string\">'index'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span>\r\n\r\n    <span class=\"token keyword\">return<\/span> render_template<span class=\"token punctuation\">(<\/span><span class=\"token string\">'edit.html'<\/span><span class=\"token punctuation\">,<\/span> post<span class=\"token operator\">=<\/span>post<span class=\"token punctuation\">)<\/span>\r\n<\/code><\/pre>\n<p>URL\u306b\u3088\u3063\u3066\u7de8\u96c6\u3059\u308b\u6295\u7a3f\u304c\u6c7a\u307e\u308a\u307e\u3059\u3002\u305d\u3057\u3066\u3001Flask\u306fID\u756a\u53f7\u3092id\u5f15\u6570\u3092\u4ecb\u3057\u3066edit()\u95a2\u6570\u306b\u6e21\u3057\u307e\u3059\u3002\u3053\u306e\u5024\u3092get_post()\u95a2\u6570\u306b\u8ffd\u52a0\u3057\u3066\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u6307\u5b9a\u3055\u308c\u305fID\u306b\u95a2\u9023\u4ed8\u3051\u3089\u308c\u305f\u6295\u7a3f\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002\u65b0\u3057\u3044\u30c7\u30fc\u30bf\u306fPOST\u30ea\u30af\u30a8\u30b9\u30c8\u3067\u9001\u3089\u308c\u3066\u304f\u308b\u305f\u3081\u3001\u305d\u308c\u306fif request.method == 'POST' \u306e\u6761\u4ef6\u5185\u3067\u51e6\u7406\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u65b0\u3057\u3044\u6295\u7a3f\u3092\u4f5c\u6210\u3059\u308b\u5834\u5408\u3068\u540c\u69d8\u306b\u3001\u307e\u305a\u30ea\u30af\u30a8\u30b9\u30c8\u30d5\u30a9\u30fc\u30e0\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304b\u3089\u30c7\u30fc\u30bf\u3092\u62bd\u51fa\u3057\u3001\u30bf\u30a4\u30c8\u30eb\u304c\u7a7a\u306e\u5834\u5408\u306b\u306f\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8868\u793a\u3057\u3001\u305d\u3046\u3067\u306a\u3051\u308c\u3070\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u63a5\u7d9a\u3092\u958b\u304d\u307e\u3059\u3002\u305d\u3057\u3066\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u5185\u306e\u6295\u7a3f\u306eID\u304cURL\u5185\u306b\u3042\u3063\u305fID\u3068\u7b49\u3057\u3044\u5834\u5408\u3001\u65b0\u3057\u3044\u30bf\u30a4\u30c8\u30eb\u3068\u65b0\u3057\u3044\u5185\u5bb9\u3092\u8a2d\u5b9a\u3057\u3066\u6295\u7a3f\u30c6\u30fc\u30d6\u30eb\u3092\u66f4\u65b0\u3057\u307e\u3059\u3002<\/p>\n<p>GET\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u5834\u5408\u3001get_post()\u95a2\u6570\u306e\u8fd4\u3055\u308c\u305f\u5024\u3092\u4fdd\u6301\u3057\u3066\u3044\u308bpost\u5909\u6570\u3092\u6e21\u3057\u3066\u3001edit.html\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u7de8\u96c6\u30da\u30fc\u30b8\u3067\u65e2\u5b58\u306e\u30bf\u30a4\u30c8\u30eb\u3068\u5185\u5bb9\u3092\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\n<p>\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3057\u3066\u9589\u3058\u305f\u5f8c\u3001\u65b0\u3057\u3044edit.html\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3092\u4f5c\u6210\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/p>\r\n<ol>\r\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">nano<\/span> templates\/edit.html\r\n<\/li>\r\n<\/ol>\r\n<p>\r\n<\/code><\/pre>\n<p>\u65b0\u3057\u3044\u30d5\u30a1\u30a4\u30eb\u306b\u4ee5\u4e0b\u306e\u30b3\u30fc\u30c9\u3092\u66f8\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div>\u30d5\u30e9\u30b9\u30b3_\u30d6\u30ed\u30b0\/\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\/\u7de8\u96c6.html<\/div>\n<pre class=\"post-pre\"><code>{% extends 'base.html' %}\r\n\r\n{% block content %}\r\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>h1<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>{% block title %} Edit \"{{ post['title'] }}\" {% endblock %}<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>h1<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n\r\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>form<\/span> <span class=\"token attr-name\">method<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>post<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>div<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>form-group<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>label<\/span> <span class=\"token attr-name\">for<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>title<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>Title<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>label<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>input<\/span> <span class=\"token attr-name\">type<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>text<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">name<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>title<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">placeholder<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>Post title<span class=\"token punctuation\">\"<\/span><\/span>\r\n               <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>form-control<span class=\"token punctuation\">\"<\/span><\/span>\r\n               <span class=\"token attr-name\">value<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>{{ request.form['title'] or post['title'] }}<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>input<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>div<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>div<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>form-group<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>label<\/span> <span class=\"token attr-name\">for<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>content<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>Content<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>label<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>textarea<\/span> <span class=\"token attr-name\">name<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>content<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">placeholder<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>Post content<span class=\"token punctuation\">\"<\/span><\/span>\r\n                  <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>form-control<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>{{ request.form['content'] or post['content'] }}<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>textarea<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>div<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>div<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>form-group<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>button<\/span> <span class=\"token attr-name\">type<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>submit<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>btn btn-primary<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>Submit<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>button<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>div<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>form<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>hr<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n{% endblock %}\r\n<\/code><\/pre>\n<p>\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3057\u3066\u9589\u3058\u308b\u3002<\/p>\n<p>\u3053\u306e\u30b3\u30fc\u30c9\u306f\u3001{{ request.form['title'] or post['title'] }} \u3068 {{ request.form['content'] or post['content'] }} \u306e\u69cb\u6587\u3092\u9664\u3044\u3066\u3001\u540c\u3058\u30d1\u30bf\u30fc\u30f3\u306b\u5f93\u3044\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u5b58\u5728\u3059\u308b\u5834\u5408\u306f\u30ea\u30af\u30a8\u30b9\u30c8\u306b\u683c\u7d0d\u3055\u308c\u3066\u3044\u308b\u30c7\u30fc\u30bf\u304c\u8868\u793a\u3055\u308c\u3001\u5b58\u5728\u3057\u306a\u3044\u5834\u5408\u306f\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u306b\u6e21\u3055\u308c\u305f\u73fe\u5728\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u30c7\u30fc\u30bf\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u6700\u521d\u306e\u6295\u7a3f\u3092\u7de8\u96c6\u3059\u308b\u305f\u3081\u306b\u3001\u4ee5\u4e0b\u306eURL\u306b\u79fb\u52d5\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code>http:\/\/127.0.0.1:5000\/1\/edit\r\n<\/code><\/pre>\n<p>\u300c\u30d5\u30a1\u30fc\u30b9\u30c8\u30dd\u30b9\u30c8\u300d\u306e\u7de8\u96c6\u30da\u30fc\u30b8\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n<div>\n                            <img decoding=\"async\" src=\"https:\/\/cdn.silicloud.com\/blog-img\/blog\/img\/65644e1edaa94e2bdf7afdca\/275-0.png\" class='post-images' alt=\"Edit a Post Page\" title=\"\">\n                        <\/div>\n<p>\u6295\u7a3f\u3092\u7de8\u96c6\u3057\u3066\u30d5\u30a9\u30fc\u30e0\u3092\u9001\u4fe1\u3057\u3001\u305d\u306e\u5f8c\u3001\u6295\u7a3f\u304c\u66f4\u65b0\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u73fe\u5728\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30da\u30fc\u30b8\u306e\u5404\u6295\u7a3f\u306b\u5bfe\u3059\u308b\u7de8\u96c6\u30da\u30fc\u30b8\u3078\u306e\u30ea\u30f3\u30af\u3092\u8ffd\u52a0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002index.html\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30d5\u30a1\u30a4\u30eb\u3092\u958b\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/p>\r\n<ol>\r\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">nano<\/span> templates\/index.html\r\n<\/li>\r\n<\/ol>\r\n<p>\r\n<\/code><\/pre>\n<p>\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u30d5\u30a1\u30a4\u30eb\u3092\u7de8\u96c6\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div>\u4ee5\u4e0b\u306e\u30d5\u30ec\u30fc\u30ba\u3092\u65e5\u672c\u8a9e\u3067\u8868\u73fe\u3059\u308b\uff1a<br \/>\nflask_blog\/templates\/index.html<\/div>\n<pre class=\"post-pre\"><code>{% extends 'base.html' %}\r\n\r\n{% block content %}\r\n    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>h1<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>{% block title %} Welcome to FlaskBlog {% endblock %}<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>h1<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    {% for post in posts %}\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>a<\/span> <span class=\"token attr-name\">href<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>{{ url_for('post', post_id=post['id']) }}<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n            <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>h2<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>{{ post['title'] }}<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>h2<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>a<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>span<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>badge badge-primary<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>{{ post['created'] }}<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>span<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<mark>        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>a<\/span> <span class=\"token attr-name\">href<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>{{ url_for('edit', id=post['id']) }}<span class=\"token punctuation\">\"<\/span><\/span><\/span><\/mark><span class=\"token tag\"><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<mark>            <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>span<\/span> <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>badge badge-warning<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span>Edit<span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>span<\/span><\/span><\/mark><span class=\"token tag\"><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n<mark>        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>a<\/span><\/span><\/mark><span class=\"token tag\"><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n        <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>hr<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n    {% endfor %}\r\n{% endblock %}\r\n<\/code><\/pre>\n<p>\u30d5\u30a1\u30a4\u30eb\u3092\u4fdd\u5b58\u3057\u3066\u9589\u3058\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u3053\u3053\u3067\u3001<a> \u30bf\u30b0\u3092\u8ffd\u52a0\u3057\u3066\u3001post['id'] \u306e\u5024\u3092 edit() \u30d3\u30e5\u30fc\u95a2\u6570\u306b\u6e21\u3059\u3053\u3068\u3067\u3001\u5404\u6295\u7a3f\u306e\u7de8\u96c6\u30da\u30fc\u30b8\u306b\u300c\u7de8\u96c6\u300d\u306e\u30ea\u30f3\u30af\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n<h3>\u6295\u7a3f\u3092\u524a\u9664\u3059\u308b<\/h3>\n<p>\u6642\u306b\u306f\u3001\u8a18\u4e8b\u3092\u516c\u958b\u3057\u306a\u304f\u3066\u3082\u554f\u984c\u306a\u3044\u5834\u5408\u304c\u3042\u308b\u305f\u3081\u3001\u8a18\u4e8b\u306e\u524a\u9664\u6a5f\u80fd\u306f\u91cd\u8981\u3067\u3059\u3002\u4eca\u56de\u306f\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306b\u524a\u9664\u6a5f\u80fd\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n<p>\u6700\u521d\u306b\u3001edit\uff08\uff09\u3068\u540c\u69d8\u306ePOST\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u53d7\u3051\u5165\u308c\u308b\u65b0\u3057\u3044\/ID\/delete\u30eb\u30fc\u30c8\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002\u65b0\u3057\u3044delete\uff08\uff09\u30d3\u30e5\u30fc\u95a2\u6570\u306f\u3001\u524a\u9664\u3055\u308c\u308b\u6295\u7a3f\u306eID\u3092URL\u304b\u3089\u53d7\u3051\u53d6\u308a\u307e\u3059\u3002app.py\u30d5\u30a1\u30a4\u30eb\u3092\u958b\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/p>\r\n<ol>\r\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">nano<\/span> app.py\r\n<\/li>\r\n<\/ol>\r\n<p>\r\n<\/code><\/pre>\n<p>\u30d5\u30a1\u30a4\u30eb\u306e\u6700\u5f8c\u306b\u3001\u4ee5\u4e0b\u306e\u30d3\u30e5\u30fc\u6a5f\u80fd\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div>\u4ee5\u4e0b\u306e\u30d5\u30e9\u30b9\u30b3\u30fb\u30d6\u30ed\u30b0\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306ePython\u30d5\u30a1\u30a4\u30eb\u3092\u65e5\u672c\u8a9e\u3067\u8a00\u3044\u63db\u3048\u3066\u304f\u3060\u3055\u3044\u3002\u4e00\u3064\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u306e\u307f\u3067\u69cb\u3044\u307e\u305b\u3093\u3002<br \/>\n\u30d5\u30e9\u30b9\u30b3_\u30d6\u30ed\u30b0\/\u30a2\u30d7\u30ea.py<\/div>\n<pre class=\"post-pre\"><code><span class=\"token comment\"># ....<\/span>\r\n\r\n<span class=\"token decorator annotation punctuation\">@app<span class=\"token punctuation\">.<\/span>route<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">'\/&lt;int:id&gt;\/delete'<\/span><span class=\"token punctuation\">,<\/span> methods<span class=\"token operator\">=<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">'POST'<\/span><span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span>\r\n<span class=\"token keyword\">def<\/span> <span class=\"token function\">delete<\/span><span class=\"token punctuation\">(<\/span><span class=\"token builtin\">id<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">:<\/span>\r\n    post <span class=\"token operator\">=<\/span> get_post<span class=\"token punctuation\">(<\/span><span class=\"token builtin\">id<\/span><span class=\"token punctuation\">)<\/span>\r\n    conn <span class=\"token operator\">=<\/span> get_db_connection<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\r\n    conn<span class=\"token punctuation\">.<\/span>execute<span class=\"token punctuation\">(<\/span><span class=\"token string\">'DELETE FROM posts WHERE id = ?'<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">(<\/span><span class=\"token builtin\">id<\/span><span class=\"token punctuation\">,<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span>\r\n    conn<span class=\"token punctuation\">.<\/span>commit<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\r\n    conn<span class=\"token punctuation\">.<\/span>close<span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span>\r\n    flash<span class=\"token punctuation\">(<\/span><span class=\"token string\">'\"{}\" was successfully deleted!'<\/span><span class=\"token punctuation\">.<\/span><span class=\"token builtin\">format<\/span><span class=\"token punctuation\">(<\/span>post<span class=\"token punctuation\">[<\/span><span class=\"token string\">'title'<\/span><span class=\"token punctuation\">]<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span>\r\n    <span class=\"token keyword\">return<\/span> redirect<span class=\"token punctuation\">(<\/span>url_for<span class=\"token punctuation\">(<\/span><span class=\"token string\">'index'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span>\r\n<\/code><\/pre>\n<p>\u3053\u306e\u30d3\u30e5\u30fc\u95a2\u6570\u306fPOST\u30ea\u30af\u30a8\u30b9\u30c8\u306e\u307f\u3092\u53d7\u3051\u4ed8\u3051\u307e\u3059\u3002\u3053\u308c\u306f\u3001\u30a6\u30a7\u30d6\u30d6\u30e9\u30a6\u30b6\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3067GET\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u4f7f\u7528\u3059\u308b\u305f\u3081\u3001\u30d6\u30e9\u30a6\u30b6\u3067\/ID\/delete\u30eb\u30fc\u30c8\u306b\u79fb\u52d5\u3059\u308b\u3068\u30a8\u30e9\u30fc\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002<\/p>\n<p>\u305f\u3060\u3057\u3001\u6295\u7a3f\u3092\u524a\u9664\u3057\u305f\u3044\u5834\u5408\u306fPOST\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u9001\u4fe1\u3059\u308b\u30d5\u30a9\u30fc\u30e0\u7d4c\u7531\u3067\u3053\u306e\u30eb\u30fc\u30c8\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u95a2\u6570\u306fID\u306e\u5024\u3092\u53d7\u3051\u53d6\u308a\u3001get_post()\u95a2\u6570\u3092\u4f7f\u3063\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u6295\u7a3f\u3092\u53d6\u5f97\u3057\u307e\u3059\u3002<\/p>\n<p>\u305d\u308c\u304b\u3089\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u63a5\u7d9a\u3092\u958b\u304d\u3001\u6295\u7a3f\u3092\u524a\u9664\u3059\u308b\u305f\u3081\u306eSQL\u30b3\u30de\u30f3\u30c9DELETE FROM\u3092\u5b9f\u884c\u3057\u307e\u3059\u3002\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u5909\u66f4\u3092\u30b3\u30df\u30c3\u30c8\u3057\u3001\u63a5\u7d9a\u3092\u9589\u3058\u306a\u304c\u3089\u3001\u6295\u7a3f\u304c\u6b63\u5e38\u306b\u524a\u9664\u3055\u308c\u305f\u3053\u3068\u3092\u30e6\u30fc\u30b6\u30fc\u306b\u77e5\u3089\u305b\u308b\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8868\u793a\u3057\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u30da\u30fc\u30b8\u306b\u30ea\u30c0\u30a4\u30ec\u30af\u30c8\u3057\u307e\u3059\u3002<\/p>\n<p>\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30d5\u30a1\u30a4\u30eb\u3092\u30ec\u30f3\u30c0\u30ea\u30f3\u30b0\u3057\u306a\u3044\u3053\u3068\u306b\u6ce8\u610f\u3057\u3066\u304f\u3060\u3055\u3044\u3002\u306a\u305c\u306a\u3089\u3001\u7de8\u96c6\u30da\u30fc\u30b8\u306b\u524a\u9664\u30dc\u30bf\u30f3\u3092\u8ffd\u52a0\u3059\u308b\u3060\u3051\u3060\u304b\u3089\u3067\u3059\u3002<\/p>\n<p>edit.html\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30d5\u30a1\u30a4\u30eb\u3092\u958b\u3044\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code><\/p>\r\n<ol>\r\n<li data-prefix=\"(env)sammy@localhost:$\"><span class=\"token function\">nano<\/span> templates\/edit.html\r\n<\/li>\r\n<\/ol>\r\n<p>\r\n<\/code><\/pre>\n<p>\u6b21\u306b\u3001{% endblock %} \u306e\u76f4\u524d\u306b\u3001<\/p>\n<hr>\n<p> \u30bf\u30b0\u306e\u5f8c\u306b\u4ee5\u4e0b\u306e <\/p>\n<form>\n<p> \u30bf\u30b0\u3092\u8ffd\u52a0\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<div>\n<p>\u4ee5\u4e0b\u306f\u3001Flask Blog\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3067\u3042\u308bedit.html\u3092\u65e5\u672c\u8a9e\u3067\u8a00\u3044\u63db\u3048\u305f\u3082\u306e\u3067\u3059\u30021\u3064\u306e\u30aa\u30d7\u30b7\u30e7\u30f3\u3092\u63d0\u6848\u3057\u307e\u3059\u3002<\/p>\n<p>\u300cFlask Blog\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3067\u3042\u308bedit.html\u300d\u3092\u65e5\u672c\u8a9e\u3067\u8a00\u3044\u63db\u3048\u308b\u3068\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u300c\u30d5\u30e9\u30b9\u30af\u30d6\u30ed\u30b0\u306e\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u3001edit.html\u300d<\/p><\/div>\n<pre class=\"post-pre\"><code><span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>hr<\/span><span class=\"token punctuation\">&gt;<\/span><\/span>\r\n\r\n<mark><span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>form<\/span> <span class=\"token attr-name\">action<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>{{ url_for('delete', id=post['id']) }}<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">method<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>POST<span class=\"token punctuation\">\"<\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/span><\/mark>\r\n<mark>    <span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;<\/span>input<\/span> <span class=\"token attr-name\">type<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>submit<span class=\"token punctuation\">\"<\/span><\/span> <span class=\"token attr-name\">value<\/span><\/span><\/mark><span class=\"token tag\"><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>Delete Post<\/span><span class=\"token attr-value\"><span class=\"token punctuation\">\"<\/span><\/span>\r\n<mark>            <span class=\"token attr-name\">class<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span>btn btn-danger btn-sm<\/span><\/mark><span class=\"token attr-value\"><span class=\"token punctuation\">\"<\/span><\/span>\r\n<mark>            <span class=\"token special-attr\"><span class=\"token attr-name\">onclick<\/span><span class=\"token attr-value\"><span class=\"token punctuation attr-equals\">=<\/span><span class=\"token punctuation\">\"<\/span><span class=\"token value javascript language-javascript\"><span class=\"token keyword control-flow\">return<\/span> <span class=\"token function\">confirm<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">'Are you sure you want to delete this post?'<\/span><span class=\"token punctuation\">)<\/span><\/span><span class=\"token punctuation\">\"<\/span><\/span><\/span><span class=\"token punctuation\">&gt;<\/span><\/mark><\/span>\r\n<mark><span class=\"token tag\"><span class=\"token tag\"><span class=\"token punctuation\">&lt;\/<\/span>form<\/span><span class=\"token punctuation\">&gt;<\/span><\/span><\/mark>\r\n\r\n{% endblock %}\r\n<\/code><\/pre>\n<p>\u30ea\u30af\u30a8\u30b9\u30c8\u3092\u9001\u4fe1\u3059\u308b\u524d\u306b\u78ba\u8a8d\u30e1\u30c3\u30bb\u30fc\u30b8\u3092\u8868\u793a\u3059\u308b\u305f\u3081\u306b\u3001confirm()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3057\u307e\u3059\u3002<\/p>\n<p>\u30d6\u30ed\u30b0\u6295\u7a3f\u306e\u7de8\u96c6\u30da\u30fc\u30b8\u306b\u518d\u5ea6\u79fb\u52d5\u3057\u3001\u524a\u9664\u3092\u8a66\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code>http:\/\/127.0.0.1:5000\/<mark>1<\/mark>\/edit\r\n<\/code><\/pre>\n<p>\u3053\u306e\u30b9\u30c6\u30c3\u30d7\u306e\u7d42\u308f\u308a\u306b\u306f\u3001\u3042\u306a\u305f\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u306e\u30bd\u30fc\u30b9\u30b3\u30fc\u30c9\u306f\u3001\u3053\u306e\u30da\u30fc\u30b8\u306e\u30b3\u30fc\u30c9\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<p>\u3053\u308c\u306b\u3088\u308a\u3001\u3042\u306a\u305f\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30e6\u30fc\u30b6\u30fc\u306f\u65b0\u3057\u3044\u30d6\u30ed\u30b0\u8a18\u4e8b\u3092\u66f8\u3044\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u8ffd\u52a0\u3057\u3001\u65e2\u5b58\u306e\u6295\u7a3f\u3092\u7de8\u96c6\u30fb\u524a\u9664\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n<h2>\u7d50\u8ad6<\/h2>\n<p>\u3053\u306e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u3067\u306f\u3001Flask\u306ePython\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e\u57fa\u672c\u7684\u306a\u6982\u5ff5\u3092\u7d39\u4ecb\u3057\u307e\u3057\u305f\u3002\u5c0f\u3055\u306a\u30a6\u30a7\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u4f5c\u6210\u3057\u3001\u958b\u767a\u30b5\u30fc\u30d0\u30fc\u3067\u5b9f\u884c\u3057\u3001\u30e6\u30fc\u30b6\u30fc\u304cURL\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u3084\u30a6\u30a7\u30d6\u30d5\u30a9\u30fc\u30e0\u3092\u901a\u3058\u3066\u30ab\u30b9\u30bf\u30e0\u30c7\u30fc\u30bf\u3092\u63d0\u4f9b\u3059\u308b\u65b9\u6cd5\u3092\u5b66\u3073\u307e\u3057\u305f\u3002\u307e\u305f\u3001Jinja\u30c6\u30f3\u30d7\u30ec\u30fc\u30c8\u30a8\u30f3\u30b8\u30f3\u3092\u4f7f\u7528\u3057\u3066HTML\u30d5\u30a1\u30a4\u30eb\u3092\u518d\u5229\u7528\u3057\u3001\u30ed\u30b8\u30c3\u30af\u3092\u4f7f\u7528\u3057\u307e\u3057\u305f\u3002\u3053\u306e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u306e\u6700\u5f8c\u306b\u306f\u3001Python\u8a00\u8a9e\u3068SQL\u30af\u30a8\u30ea\u3092\u4f7f\u7528\u3057\u3066\u3001\u5b8c\u5168\u306b\u6a5f\u80fd\u3059\u308b\u30a6\u30a7\u30d6\u30d6\u30ed\u30b0\u304c\u3042\u308a\u307e\u3059\u3002\u3053\u306e\u30a6\u30a7\u30d6\u30d6\u30ed\u30b0\u306fSQLite\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3068\u9023\u643a\u3057\u3066\u3001\u30d6\u30ed\u30b0\u6295\u7a3f\u306e\u4f5c\u6210\u3001\u8868\u793a\u3001\u7de8\u96c6\u3001\u524a\u9664\u304c\u3067\u304d\u307e\u3059\u3002\u3055\u3089\u306bFlask\u3068SQLite\u3092\u4f7f\u3063\u305f\u30ef\u30f3\u5bfe\u591a\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u95a2\u4fc2\u306e\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u3082\u5b66\u3073\u305f\u3044\u5834\u5408\u306f\u3001\u3053\u306e\u30c1\u30e5\u30fc\u30c8\u30ea\u30a2\u30eb\u300cHow To Use One-to-Many Database Relationships with Flask and SQLite\u300d\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>\u767b\u9332\u30e6\u30fc\u30b6\u30fc\u3060\u3051\u304c\u30d6\u30ed\u30b0\u6295\u7a3f\u3092\u4f5c\u6210\u30fb\u5909\u66f4\u3067\u304d\u308b\u3088\u3046\u306b\u3059\u308b\u305f\u3081\u306b\u3001\u30e6\u30fc\u30b6\u30fc\u8a8d\u8a3c\u3092\u8ffd\u52a0\u3059\u308b\u3053\u3068\u3067\u3053\u306e\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u3055\u3089\u306b\u767a\u5c55\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u3001\u5404\u30d6\u30ed\u30b0\u6295\u7a3f\u306b\u30b3\u30e1\u30f3\u30c8\u3084\u30bf\u30b0\u3092\u8ffd\u52a0\u3057\u3001\u30d5\u30a1\u30a4\u30eb\u306e\u30a2\u30c3\u30d7\u30ed\u30fc\u30c9\u3082\u53ef\u80fd\u306b\u3059\u308b\u3053\u3068\u3067\u3001\u30e6\u30fc\u30b6\u30fc\u306f\u6295\u7a3f\u306b\u753b\u50cf\u3092\u542b\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u8a73\u7d30\u306fFlask\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<p>Flask\u306b\u306f\u591a\u304f\u306e\u30b3\u30df\u30e5\u30cb\u30c6\u30a3\u88fd\u306e\u62e1\u5f35\u6a5f\u80fd\u304c\u3042\u308a\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u3001\u958b\u767a\u30d7\u30ed\u30bb\u30b9\u3092\u7c21\u5358\u306b\u3059\u308b\u305f\u3081\u306b\u8003\u616e\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u62e1\u5f35\u6a5f\u80fd\u306e\u30ea\u30b9\u30c8\u3067\u3059\u3002<\/p>\n<ul class=\"post-ul\">\n<li>Flask-Login: manages the user session and handles logging in and logging out and remembering logged-in users.<\/li>\n<li>Flask-SQLAlchemy: simplifies using Flask with SQLAlchemy, a Python SQL toolkit and Object Relational Mapper for interacting with SQL databases.<\/li>\n<li>Flask-Mail: helps with the task of sending email messages in your Flask application.<\/li>\n<\/ul>\n<p><\/script><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8457\u8005\u306f\u3001\u5bc4\u4ed8\u3092\u53d7\u3051\u308b\u305f\u3081\u306bFree and Open Source Fund\u3092\u9078\u3073\u307e\u3057\u305f\u3002\u3053\u308c\u306fWrite for Donations\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u4e00\u74b0\u3067\u3059\u3002 \u306f\u3058\u3081\u306b Flask\u306f\u3001Python\u3067\u30a6\u30a7\u30d6\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092 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