{"id":152,"date":"2026-06-17T19:07:10","date_gmt":"2026-06-17T11:07:10","guid":{"rendered":"https:\/\/www.52runoob.com\/?p=152"},"modified":"2026-06-17T19:07:10","modified_gmt":"2026-06-17T11:07:10","slug":"flask-%e6%95%99%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/www.52runoob.com\/index.php\/2026\/06\/17\/flask-%e6%95%99%e7%a8%8b\/","title":{"rendered":"Flask \u6559\u7a0b"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u4f60\u597d\uff01\u5f88\u9ad8\u5174\u4e3a\u4f60\u63d0\u4f9b <strong>Flask<\/strong> \u6559\u7a0b\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Flask \u662f\u4e00\u4e2a\u7528 Python \u7f16\u5199\u7684\u8f7b\u91cf\u7ea7 Web \u5e94\u7528\u6846\u67b6\u3002\u5b83\u88ab\u79f0\u4e3a\u201c\u5fae\u6846\u67b6\u201d\uff0c\u56e0\u4e3a\u5b83\u6838\u5fc3\u7b80\u5355\uff0c\u4f46\u53ef\u4ee5\u901a\u8fc7\u6269\u5c55\u8f7b\u677e\u6dfb\u52a0\u529f\u80fd\uff08\u5982\u6570\u636e\u5e93\u96c6\u6210\u3001\u8868\u5355\u9a8c\u8bc1\u7b49\uff09\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u672c\u6559\u7a0b\u5c06\u5e26\u4f60\u4ece\u96f6\u5f00\u59cb\uff0c\u6784\u5efa\u4e00\u4e2a\u7b80\u5355\u7684 Flask \u5e94\u7528\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udccb \u76ee\u5f55<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><a href=\"#1-\u73af\u5883\u51c6\u5907\">\u73af\u5883\u51c6\u5907<\/a><\/li>\n\n\n\n<li><a href=\"#2-\u7b2c\u4e00\u4e2a-flask-\u5e94\u7528\">\u7b2c\u4e00\u4e2a Flask \u5e94\u7528<\/a><\/li>\n\n\n\n<li><a href=\"#3-\u8def\u7531\u4e0e\u53d8\u91cf\u89c4\u5219\">\u8def\u7531\u4e0e\u53d8\u91cf\u89c4\u5219<\/a><\/li>\n\n\n\n<li><a href=\"#4-http-\u65b9\u6cd5\">HTTP \u65b9\u6cd5<\/a><\/li>\n\n\n\n<li><a href=\"#5-\u6a21\u677f\u6e32\u67d3-jinja2\">\u6a21\u677f\u6e32\u67d3 (Jinja2)<\/a><\/li>\n\n\n\n<li><a href=\"#6-\u9759\u6001\u6587\u4ef6\">\u9759\u6001\u6587\u4ef6<\/a><\/li>\n\n\n\n<li><a href=\"#7-\u8bf7\u6c42\u5bf9\u8c61\u4e0e\u8868\u5355\u5904\u7406\">\u8bf7\u6c42\u5bf9\u8c61\u4e0e\u8868\u5355\u5904\u7406<\/a><\/li>\n\n\n\n<li><a href=\"#8-\u91cd\u5b9a\u5411\u4e0e\u9519\u8bef\u5904\u7406\">\u91cd\u5b9a\u5411\u4e0e\u9519\u8bef\u5904\u7406<\/a><\/li>\n\n\n\n<li><a href=\"#9-\u9879\u76ee\u7ed3\u6784\u6700\u4f73\u5b9e\u8df5\">\u9879\u76ee\u7ed3\u6784\u6700\u4f73\u5b9e\u8df5<\/a><\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">1. \u73af\u5883\u51c6\u5907<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u786e\u4fdd\u4f60\u5df2\u5b89\u88c5 Python\uff08\u5efa\u8bae 3.8+\uff09\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u521b\u5efa\u865a\u62df\u73af\u5883\uff08\u63a8\u8350\uff09<\/h4>\n\n\n\n<div class=\"chp-code-block chp-theme-github-dark chp-wrap-on\" data-chp-language=\"plaintext\" data-chp-line-start=\"1\" data-chp-highlight=\"\"><div class=\"chp-toolbar\"><div class=\"chp-toolbar-left\"><span class=\"chp-dots\"><span><\/span><span><\/span><span><\/span><\/span><span class=\"chp-language-label\">\u7eaf\u6587\u672c<\/span><\/div><div class=\"chp-toolbar-right\"><button type=\"button\" class=\"chp-copy-btn\" aria-label=\"\u590d\u5236\u4ee3\u7801\"><svg class=\"chp-icon-copy\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\"><path fill=\"currentColor\" d=\"M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z\"\/><\/svg><svg class=\"chp-icon-check\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\" style=\"display:none;\"><path fill=\"currentColor\" d=\"M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z\"\/><\/svg><span class=\"chp-copy-text\">\u590d\u5236<\/span><\/button><\/div><\/div><div class=\"chp-code-wrapper\"><div class=\"chp-line-numbers\" aria-hidden=\"true\"><span>1<\/span><span>2<\/span><span>3<\/span><span>4<\/span><span>5<\/span><span>6<\/span><span>7<\/span><span>8<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\"># \u521b\u5efa\u865a\u62df\u73af\u5883\npython -m venv venv\n\n# \u6fc0\u6d3b\u865a\u62df\u73af\u5883\n# Windows:\nvenv\\Scripts\\activate\n# macOS\/Linux:\nsource venv\/bin\/activate<\/code><\/pre><\/div><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">\u5b89\u88c5 Flask<\/h4>\n\n\n\n<div class=\"chp-code-block chp-theme-github-dark chp-wrap-on\" data-chp-language=\"plaintext\" data-chp-line-start=\"1\" data-chp-highlight=\"\"><div class=\"chp-toolbar\"><div class=\"chp-toolbar-left\"><span class=\"chp-dots\"><span><\/span><span><\/span><span><\/span><\/span><span class=\"chp-language-label\">\u7eaf\u6587\u672c<\/span><\/div><div class=\"chp-toolbar-right\"><button type=\"button\" class=\"chp-copy-btn\" aria-label=\"\u590d\u5236\u4ee3\u7801\"><svg class=\"chp-icon-copy\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\"><path fill=\"currentColor\" d=\"M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z\"\/><\/svg><svg class=\"chp-icon-check\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\" style=\"display:none;\"><path fill=\"currentColor\" d=\"M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z\"\/><\/svg><span class=\"chp-copy-text\">\u590d\u5236<\/span><\/button><\/div><\/div><div class=\"chp-code-wrapper\"><div class=\"chp-line-numbers\" aria-hidden=\"true\"><span>1<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\">pip install flask<\/code><\/pre><\/div><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">2. \u7b2c\u4e00\u4e2a Flask \u5e94\u7528<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u521b\u5efa\u4e00\u4e2a\u6587\u4ef6 <code>app.py<\/code>\uff1a<\/p>\n\n\n\n<div class=\"chp-code-block chp-theme-github-dark chp-wrap-on\" data-chp-language=\"plaintext\" data-chp-line-start=\"1\" data-chp-highlight=\"\"><div class=\"chp-toolbar\"><div class=\"chp-toolbar-left\"><span class=\"chp-dots\"><span><\/span><span><\/span><span><\/span><\/span><span class=\"chp-language-label\">\u7eaf\u6587\u672c<\/span><\/div><div class=\"chp-toolbar-right\"><button type=\"button\" class=\"chp-copy-btn\" aria-label=\"\u590d\u5236\u4ee3\u7801\"><svg class=\"chp-icon-copy\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\"><path fill=\"currentColor\" d=\"M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z\"\/><\/svg><svg class=\"chp-icon-check\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\" style=\"display:none;\"><path fill=\"currentColor\" d=\"M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z\"\/><\/svg><span class=\"chp-copy-text\">\u590d\u5236<\/span><\/button><\/div><\/div><div class=\"chp-code-wrapper\"><div class=\"chp-line-numbers\" aria-hidden=\"true\"><span>1<\/span><span>2<\/span><span>3<\/span><span>4<\/span><span>5<\/span><span>6<\/span><span>7<\/span><span>8<\/span><span>9<\/span><span>10<\/span><span>11<\/span><span>12<\/span><span>13<\/span><span>14<\/span><span>15<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\">from flask import Flask\n\n# \u521b\u5efa Flask \u5b9e\u4f8b\n# __name__ \u7528\u4e8e\u786e\u5b9a\u6839\u8def\u5f84\uff0c\u4ee5\u4fbf Flask \u77e5\u9053\u5728\u54ea\u91cc\u67e5\u627e\u8d44\u6e90\napp = Flask(__name__)\n\n# \u5b9a\u4e49\u8def\u7531\uff1a\u5f53\u7528\u6237\u8bbf\u95ee\u6839 URL &#039;\/&#039; \u65f6\u89e6\u53d1\n@app.route(&#039;\/&#039;)\ndef hello_world():\n    return &#039;Hello, Flask!&#039;\n\nif __name__ == &#039;__main__&#039;:\n    # \u542f\u52a8\u5f00\u53d1\u670d\u52a1\u5668\n    # debug=True \u5141\u8bb8\u4ee3\u7801\u4fee\u6539\u540e\u81ea\u52a8\u91cd\u8f7d\uff0c\u5e76\u63d0\u4f9b\u8c03\u8bd5\u5668\n    app.run(debug=True)<\/code><\/pre><\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd0\u884c\u5e94\u7528\uff1a<\/p>\n\n\n\n<div class=\"chp-code-block chp-theme-github-dark chp-wrap-on\" data-chp-language=\"plaintext\" data-chp-line-start=\"1\" data-chp-highlight=\"\"><div class=\"chp-toolbar\"><div class=\"chp-toolbar-left\"><span class=\"chp-dots\"><span><\/span><span><\/span><span><\/span><\/span><span class=\"chp-language-label\">\u7eaf\u6587\u672c<\/span><\/div><div class=\"chp-toolbar-right\"><button type=\"button\" class=\"chp-copy-btn\" aria-label=\"\u590d\u5236\u4ee3\u7801\"><svg class=\"chp-icon-copy\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\"><path fill=\"currentColor\" d=\"M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z\"\/><\/svg><svg class=\"chp-icon-check\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\" style=\"display:none;\"><path fill=\"currentColor\" d=\"M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z\"\/><\/svg><span class=\"chp-copy-text\">\u590d\u5236<\/span><\/button><\/div><\/div><div class=\"chp-code-wrapper\"><div class=\"chp-line-numbers\" aria-hidden=\"true\"><span>1<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\">python app.py<\/code><\/pre><\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u6d4f\u89c8\u5668\u4e2d\u8bbf\u95ee <code>http:\/\/127.0.0.1:5000\/<\/code>\uff0c\u4f60\u5c06\u770b\u5230 <strong>Hello, Flask!<\/strong>\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">3. \u8def\u7531\u4e0e\u53d8\u91cf\u89c4\u5219<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f60\u53ef\u4ee5\u52a8\u6001\u5730\u5c06 URL \u7684\u4e00\u90e8\u5206\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u7ed9\u89c6\u56fe\u51fd\u6570\u3002<\/p>\n\n\n\n<div class=\"chp-code-block chp-theme-github-dark chp-wrap-on\" data-chp-language=\"plaintext\" data-chp-line-start=\"1\" data-chp-highlight=\"\"><div class=\"chp-toolbar\"><div class=\"chp-toolbar-left\"><span class=\"chp-dots\"><span><\/span><span><\/span><span><\/span><\/span><span class=\"chp-language-label\">\u7eaf\u6587\u672c<\/span><\/div><div class=\"chp-toolbar-right\"><button type=\"button\" class=\"chp-copy-btn\" aria-label=\"\u590d\u5236\u4ee3\u7801\"><svg class=\"chp-icon-copy\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\"><path fill=\"currentColor\" d=\"M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z\"\/><\/svg><svg class=\"chp-icon-check\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\" style=\"display:none;\"><path fill=\"currentColor\" d=\"M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z\"\/><\/svg><span class=\"chp-copy-text\">\u590d\u5236<\/span><\/button><\/div><\/div><div class=\"chp-code-wrapper\"><div class=\"chp-line-numbers\" aria-hidden=\"true\"><span>1<\/span><span>2<\/span><span>3<\/span><span>4<\/span><span>5<\/span><span>6<\/span><span>7<\/span><span>8<\/span><span>9<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\">@app.route(&#039;\/user\/&lt;username&gt;&#039;)\ndef show_user_profile(username):\n    # \u663e\u793a\u8be5\u7528\u6237\u7684\u4e2a\u4eba\u4e3b\u9875\n    return f&#039;User: {username}&#039;\n\n@app.route(&#039;\/post\/&lt;int:post_id&gt;&#039;)\ndef show_post(post_id):\n    # int \u8f6c\u6362\u5668\u786e\u4fdd post_id \u662f\u6574\u6570\n    return f&#039;Post ID: {post_id}&#039;<\/code><\/pre><\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\">\u652f\u6301\u7684\u8f6c\u6362\u5668\uff1a<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>string<\/code>\uff08\u9ed8\u8ba4\uff09<\/li>\n\n\n\n<li><code>int<\/code><\/li>\n\n\n\n<li><code>float<\/code><\/li>\n\n\n\n<li><code>path<\/code>\uff08\u7c7b\u4f3c string\uff0c\u4f46\u63a5\u53d7\u659c\u6760\uff09<\/li>\n\n\n\n<li><code>uuid<\/code><\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">4. HTTP \u65b9\u6cd5<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u9ed8\u8ba4\u60c5\u51b5\u4e0b\uff0c\u8def\u7531\u53ea\u54cd\u5e94 <code>GET<\/code> \u8bf7\u6c42\u3002\u4f60\u53ef\u4ee5\u6307\u5b9a\u5176\u4ed6\u65b9\u6cd5\u3002<\/p>\n\n\n\n<div class=\"chp-code-block chp-theme-github-dark chp-wrap-on\" data-chp-language=\"plaintext\" data-chp-line-start=\"1\" data-chp-highlight=\"\"><div class=\"chp-toolbar\"><div class=\"chp-toolbar-left\"><span class=\"chp-dots\"><span><\/span><span><\/span><span><\/span><\/span><span class=\"chp-language-label\">\u7eaf\u6587\u672c<\/span><\/div><div class=\"chp-toolbar-right\"><button type=\"button\" class=\"chp-copy-btn\" aria-label=\"\u590d\u5236\u4ee3\u7801\"><svg class=\"chp-icon-copy\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\"><path fill=\"currentColor\" d=\"M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z\"\/><\/svg><svg class=\"chp-icon-check\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\" style=\"display:none;\"><path fill=\"currentColor\" d=\"M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z\"\/><\/svg><span class=\"chp-copy-text\">\u590d\u5236<\/span><\/button><\/div><\/div><div class=\"chp-code-wrapper\"><div class=\"chp-line-numbers\" aria-hidden=\"true\"><span>1<\/span><span>2<\/span><span>3<\/span><span>4<\/span><span>5<\/span><span>6<\/span><span>7<\/span><span>8<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\">from flask import request\n\n@app.route(&#039;\/login&#039;, methods=[&#039;GET&#039;, &#039;POST&#039;])\ndef login():\n    if request.method == &#039;POST&#039;:\n        return do_the_login()\n    else:\n        return show_the_login_form()<\/code><\/pre><\/div><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">5. \u6a21\u677f\u6e32\u67d3 (Jinja2)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Flask \u4f7f\u7528 <strong>Jinja2<\/strong> \u6a21\u677f\u5f15\u64ce\u3002\u4e0d\u8981\u76f4\u63a5\u5728 Python \u4ee3\u7801\u4e2d\u8fd4\u56de HTML\uff0c\u800c\u5e94\u4f7f\u7528\u6a21\u677f\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u6b65\u9aa4 1\uff1a\u521b\u5efa\u6a21\u677f\u6587\u4ef6\u5939<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u9879\u76ee\u6839\u76ee\u5f55\u4e0b\u521b\u5efa <code>templates<\/code> \u6587\u4ef6\u5939\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u6b65\u9aa4 2\uff1a\u521b\u5efa\u6a21\u677f\u6587\u4ef6 <code>templates\/hello.html<\/code><\/h4>\n\n\n\n<div class=\"chp-code-block chp-theme-github-dark chp-wrap-on\" data-chp-language=\"plaintext\" data-chp-line-start=\"1\" data-chp-highlight=\"\"><div class=\"chp-toolbar\"><div class=\"chp-toolbar-left\"><span class=\"chp-dots\"><span><\/span><span><\/span><span><\/span><\/span><span class=\"chp-language-label\">\u7eaf\u6587\u672c<\/span><\/div><div class=\"chp-toolbar-right\"><button type=\"button\" class=\"chp-copy-btn\" aria-label=\"\u590d\u5236\u4ee3\u7801\"><svg class=\"chp-icon-copy\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\"><path fill=\"currentColor\" d=\"M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z\"\/><\/svg><svg class=\"chp-icon-check\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\" style=\"display:none;\"><path fill=\"currentColor\" d=\"M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z\"\/><\/svg><span class=\"chp-copy-text\">\u590d\u5236<\/span><\/button><\/div><\/div><div class=\"chp-code-wrapper\"><div class=\"chp-line-numbers\" aria-hidden=\"true\"><span>1<\/span><span>2<\/span><span>3<\/span><span>4<\/span><span>5<\/span><span>6<\/span><span>7<\/span><span>8<\/span><span>9<\/span><span>10<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\">&lt;!doctype html&gt;\n&lt;html&gt;\n&lt;head&gt;&lt;title&gt;Hello&lt;\/title&gt;&lt;\/head&gt;\n&lt;body&gt;\n    &lt;h1&gt;Hello, {{ name }}!&lt;\/h1&gt;\n    {% if age %}\n        &lt;p&gt;You are {{ age }} years old.&lt;\/p&gt;\n    {% endif %}\n&lt;\/body&gt;\n&lt;\/html&gt;<\/code><\/pre><\/div><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">\u6b65\u9aa4 3\uff1a\u5728\u89c6\u56fe\u4e2d\u6e32\u67d3\u6a21\u677f<\/h4>\n\n\n\n<div class=\"chp-code-block chp-theme-github-dark chp-wrap-on\" data-chp-language=\"plaintext\" data-chp-line-start=\"1\" data-chp-highlight=\"\"><div class=\"chp-toolbar\"><div class=\"chp-toolbar-left\"><span class=\"chp-dots\"><span><\/span><span><\/span><span><\/span><\/span><span class=\"chp-language-label\">\u7eaf\u6587\u672c<\/span><\/div><div class=\"chp-toolbar-right\"><button type=\"button\" class=\"chp-copy-btn\" aria-label=\"\u590d\u5236\u4ee3\u7801\"><svg class=\"chp-icon-copy\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\"><path fill=\"currentColor\" d=\"M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z\"\/><\/svg><svg class=\"chp-icon-check\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\" style=\"display:none;\"><path fill=\"currentColor\" d=\"M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z\"\/><\/svg><span class=\"chp-copy-text\">\u590d\u5236<\/span><\/button><\/div><\/div><div class=\"chp-code-wrapper\"><div class=\"chp-line-numbers\" aria-hidden=\"true\"><span>1<\/span><span>2<\/span><span>3<\/span><span>4<\/span><span>5<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\">from flask import render_template\n\n@app.route(&#039;\/hello\/&lt;name&gt;&#039;)\ndef hello(name=None):\n    return render_template(&#039;hello.html&#039;, name=name, age=25)<\/code><\/pre><\/div><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">6. \u9759\u6001\u6587\u4ef6<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">CSS\u3001JavaScript \u548c\u56fe\u7247\u7b49\u9759\u6001\u6587\u4ef6\u5e94\u653e\u5728 <code>static<\/code> \u6587\u4ef6\u5939\u4e2d\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u9879\u76ee\u7ed3\u6784\uff1a<\/h4>\n\n\n\n<div class=\"chp-code-block chp-theme-github-dark chp-wrap-on\" data-chp-language=\"plaintext\" data-chp-line-start=\"1\" data-chp-highlight=\"\"><div class=\"chp-toolbar\"><div class=\"chp-toolbar-left\"><span class=\"chp-dots\"><span><\/span><span><\/span><span><\/span><\/span><span class=\"chp-language-label\">\u7eaf\u6587\u672c<\/span><\/div><div class=\"chp-toolbar-right\"><button type=\"button\" class=\"chp-copy-btn\" aria-label=\"\u590d\u5236\u4ee3\u7801\"><svg class=\"chp-icon-copy\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\"><path fill=\"currentColor\" d=\"M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z\"\/><\/svg><svg class=\"chp-icon-check\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\" style=\"display:none;\"><path fill=\"currentColor\" d=\"M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z\"\/><\/svg><span class=\"chp-copy-text\">\u590d\u5236<\/span><\/button><\/div><\/div><div class=\"chp-code-wrapper\"><div class=\"chp-line-numbers\" aria-hidden=\"true\"><span>1<\/span><span>2<\/span><span>3<\/span><span>4<\/span><span>5<\/span><span>6<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\">\/myproject\n    \/static\n        style.css\n    \/templates\n        index.html\n    app.py<\/code><\/pre><\/div><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">\u5728\u6a21\u677f\u4e2d\u5f15\u7528\u9759\u6001\u6587\u4ef6\uff1a<\/h4>\n\n\n\n<div class=\"chp-code-block chp-theme-github-dark chp-wrap-on\" data-chp-language=\"plaintext\" data-chp-line-start=\"1\" data-chp-highlight=\"\"><div class=\"chp-toolbar\"><div class=\"chp-toolbar-left\"><span class=\"chp-dots\"><span><\/span><span><\/span><span><\/span><\/span><span class=\"chp-language-label\">\u7eaf\u6587\u672c<\/span><\/div><div class=\"chp-toolbar-right\"><button type=\"button\" class=\"chp-copy-btn\" aria-label=\"\u590d\u5236\u4ee3\u7801\"><svg class=\"chp-icon-copy\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\"><path fill=\"currentColor\" d=\"M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z\"\/><\/svg><svg class=\"chp-icon-check\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\" style=\"display:none;\"><path fill=\"currentColor\" d=\"M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z\"\/><\/svg><span class=\"chp-copy-text\">\u590d\u5236<\/span><\/button><\/div><\/div><div class=\"chp-code-wrapper\"><div class=\"chp-line-numbers\" aria-hidden=\"true\"><span>1<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\">&lt;link rel=&quot;stylesheet&quot; href=&quot;{{ url_for(&#039;static&#039;, filename=&#039;style.css&#039;) }}&quot;&gt;<\/code><\/pre><\/div><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">7. \u8bf7\u6c42\u5bf9\u8c61\u4e0e\u8868\u5355\u5904\u7406<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u4f7f\u7528 <code>request<\/code> \u5bf9\u8c61\u83b7\u53d6\u5ba2\u6237\u7aef\u53d1\u9001\u7684\u6570\u636e\u3002<\/p>\n\n\n\n<div class=\"chp-code-block chp-theme-github-dark chp-wrap-on\" data-chp-language=\"plaintext\" data-chp-line-start=\"1\" data-chp-highlight=\"\"><div class=\"chp-toolbar\"><div class=\"chp-toolbar-left\"><span class=\"chp-dots\"><span><\/span><span><\/span><span><\/span><\/span><span class=\"chp-language-label\">\u7eaf\u6587\u672c<\/span><\/div><div class=\"chp-toolbar-right\"><button type=\"button\" class=\"chp-copy-btn\" aria-label=\"\u590d\u5236\u4ee3\u7801\"><svg class=\"chp-icon-copy\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\"><path fill=\"currentColor\" d=\"M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z\"\/><\/svg><svg class=\"chp-icon-check\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\" style=\"display:none;\"><path fill=\"currentColor\" d=\"M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z\"\/><\/svg><span class=\"chp-copy-text\">\u590d\u5236<\/span><\/button><\/div><\/div><div class=\"chp-code-wrapper\"><div class=\"chp-line-numbers\" aria-hidden=\"true\"><span>1<\/span><span>2<\/span><span>3<\/span><span>4<\/span><span>5<\/span><span>6<\/span><span>7<\/span><span>8<\/span><span>9<\/span><span>10<\/span><span>11<\/span><span>12<\/span><span>13<\/span><span>14<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\">from flask import request, render_template_string\n\n@app.route(&#039;\/submit&#039;, methods=[&#039;POST&#039;])\ndef submit():\n    # \u83b7\u53d6\u8868\u5355\u6570\u636e\n    username = request.form.get(&#039;username&#039;)\n\n    # \u83b7\u53d6 URL \u67e5\u8be2\u53c2\u6570 (?key=value)\n    page = request.args.get(&#039;page&#039;, 1)  # \u9ed8\u8ba4\u503c\u4e3a 1\n\n    # \u83b7\u53d6 JSON \u6570\u636e (API \u5e38\u7528)\n    data = request.get_json()\n\n    return f&#039;Received: {username}, Page: {page}&#039;<\/code><\/pre><\/div><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">8. \u91cd\u5b9a\u5411\u4e0e\u9519\u8bef\u5904\u7406<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">\u91cd\u5b9a\u5411<\/h4>\n\n\n\n<div class=\"chp-code-block chp-theme-github-dark chp-wrap-on\" data-chp-language=\"plaintext\" data-chp-line-start=\"1\" data-chp-highlight=\"\"><div class=\"chp-toolbar\"><div class=\"chp-toolbar-left\"><span class=\"chp-dots\"><span><\/span><span><\/span><span><\/span><\/span><span class=\"chp-language-label\">\u7eaf\u6587\u672c<\/span><\/div><div class=\"chp-toolbar-right\"><button type=\"button\" class=\"chp-copy-btn\" aria-label=\"\u590d\u5236\u4ee3\u7801\"><svg class=\"chp-icon-copy\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\"><path fill=\"currentColor\" d=\"M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z\"\/><\/svg><svg class=\"chp-icon-check\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\" style=\"display:none;\"><path fill=\"currentColor\" d=\"M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z\"\/><\/svg><span class=\"chp-copy-text\">\u590d\u5236<\/span><\/button><\/div><\/div><div class=\"chp-code-wrapper\"><div class=\"chp-line-numbers\" aria-hidden=\"true\"><span>1<\/span><span>2<\/span><span>3<\/span><span>4<\/span><span>5<\/span><span>6<\/span><span>7<\/span><span>8<\/span><span>9<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\">from flask import redirect, url_for\n\n@app.route(&#039;\/old-page&#039;)\ndef old_page():\n    return redirect(url_for(&#039;new_page&#039;))  # \u91cd\u5b9a\u5411\u5230\u65b0\u8def\u7531\n\n@app.route(&#039;\/new-page&#039;)\ndef new_page():\n    return &#039;This is the new page!&#039;<\/code><\/pre><\/div><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">\u81ea\u5b9a\u4e49\u9519\u8bef\u9875\u9762<\/h4>\n\n\n\n<div class=\"chp-code-block chp-theme-github-dark chp-wrap-on\" data-chp-language=\"plaintext\" data-chp-line-start=\"1\" data-chp-highlight=\"\"><div class=\"chp-toolbar\"><div class=\"chp-toolbar-left\"><span class=\"chp-dots\"><span><\/span><span><\/span><span><\/span><\/span><span class=\"chp-language-label\">\u7eaf\u6587\u672c<\/span><\/div><div class=\"chp-toolbar-right\"><button type=\"button\" class=\"chp-copy-btn\" aria-label=\"\u590d\u5236\u4ee3\u7801\"><svg class=\"chp-icon-copy\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\"><path fill=\"currentColor\" d=\"M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z\"\/><\/svg><svg class=\"chp-icon-check\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\" style=\"display:none;\"><path fill=\"currentColor\" d=\"M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z\"\/><\/svg><span class=\"chp-copy-text\">\u590d\u5236<\/span><\/button><\/div><\/div><div class=\"chp-code-wrapper\"><div class=\"chp-line-numbers\" aria-hidden=\"true\"><span>1<\/span><span>2<\/span><span>3<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\">@app.errorhandler(404)\ndef page_not_found(error):\n    return render_template(&#039;404.html&#039;), 404<\/code><\/pre><\/div><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">9. \u9879\u76ee\u7ed3\u6784\u6700\u4f73\u5b9e\u8df5<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5bf9\u4e8e\u5c0f\u578b\u5e94\u7528\uff0c\u5355\u4e2a\u6587\u4ef6\u5373\u53ef\u3002\u4f46\u5bf9\u4e8e\u4e2d\u578b\u4ee5\u4e0a\u9879\u76ee\uff0c\u5efa\u8bae\u4f7f\u7528<strong>\u84dd\u56fe\uff08Blueprints\uff09<\/strong>\u6a21\u5757\u5316\u7ec4\u7ec7\u4ee3\u7801\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u63a8\u8350\u7ed3\u6784\uff1a<\/h4>\n\n\n\n<div class=\"chp-code-block chp-theme-github-dark chp-wrap-on\" data-chp-language=\"plaintext\" data-chp-line-start=\"1\" data-chp-highlight=\"\"><div class=\"chp-toolbar\"><div class=\"chp-toolbar-left\"><span class=\"chp-dots\"><span><\/span><span><\/span><span><\/span><\/span><span class=\"chp-language-label\">\u7eaf\u6587\u672c<\/span><\/div><div class=\"chp-toolbar-right\"><button type=\"button\" class=\"chp-copy-btn\" aria-label=\"\u590d\u5236\u4ee3\u7801\"><svg class=\"chp-icon-copy\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\"><path fill=\"currentColor\" d=\"M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z\"\/><\/svg><svg class=\"chp-icon-check\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\" style=\"display:none;\"><path fill=\"currentColor\" d=\"M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z\"\/><\/svg><span class=\"chp-copy-text\">\u590d\u5236<\/span><\/button><\/div><\/div><div class=\"chp-code-wrapper\"><div class=\"chp-line-numbers\" aria-hidden=\"true\"><span>1<\/span><span>2<\/span><span>3<\/span><span>4<\/span><span>5<\/span><span>6<\/span><span>7<\/span><span>8<\/span><span>9<\/span><span>10<\/span><span>11<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\">\/myflaskapp\n    \/app\n        __init__.py      # \u521b\u5efa Flask \u5b9e\u4f8b\u548c\u6ce8\u518c\u84dd\u56fe\n        \/routes\n            main.py      # \u4e3b\u9875\u9762\u8def\u7531\n            auth.py      # \u8ba4\u8bc1\u76f8\u5173\u8def\u7531\n        \/models          # \u6570\u636e\u5e93\u6a21\u578b\n        \/templates       # \u6a21\u677f\u6587\u4ef6\n        \/static          # \u9759\u6001\u6587\u4ef6\n    config.py            # \u914d\u7f6e\u6587\u4ef6\n    run.py               # \u5165\u53e3\u6587\u4ef6<\/code><\/pre><\/div><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">\u793a\u4f8b\uff1a\u4f7f\u7528\u84dd\u56fe<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\"><code>app\/routes\/main.py<\/code>:<\/p>\n\n\n\n<div class=\"chp-code-block chp-theme-github-dark chp-wrap-on\" data-chp-language=\"plaintext\" data-chp-line-start=\"1\" data-chp-highlight=\"\"><div class=\"chp-toolbar\"><div class=\"chp-toolbar-left\"><span class=\"chp-dots\"><span><\/span><span><\/span><span><\/span><\/span><span class=\"chp-language-label\">\u7eaf\u6587\u672c<\/span><\/div><div class=\"chp-toolbar-right\"><button type=\"button\" class=\"chp-copy-btn\" aria-label=\"\u590d\u5236\u4ee3\u7801\"><svg class=\"chp-icon-copy\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\"><path fill=\"currentColor\" d=\"M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z\"\/><\/svg><svg class=\"chp-icon-check\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\" style=\"display:none;\"><path fill=\"currentColor\" d=\"M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z\"\/><\/svg><span class=\"chp-copy-text\">\u590d\u5236<\/span><\/button><\/div><\/div><div class=\"chp-code-wrapper\"><div class=\"chp-line-numbers\" aria-hidden=\"true\"><span>1<\/span><span>2<\/span><span>3<\/span><span>4<\/span><span>5<\/span><span>6<\/span><span>7<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\">from flask import Blueprint\n\nmain_bp = Blueprint(&#039;main&#039;, __name__)\n\n@main_bp.route(&#039;\/&#039;)\ndef index():\n    return &#039;Home Page&#039;<\/code><\/pre><\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><code>app\/__init__.py<\/code>:<\/p>\n\n\n\n<div class=\"chp-code-block chp-theme-github-dark chp-wrap-on\" data-chp-language=\"plaintext\" data-chp-line-start=\"1\" data-chp-highlight=\"\"><div class=\"chp-toolbar\"><div class=\"chp-toolbar-left\"><span class=\"chp-dots\"><span><\/span><span><\/span><span><\/span><\/span><span class=\"chp-language-label\">\u7eaf\u6587\u672c<\/span><\/div><div class=\"chp-toolbar-right\"><button type=\"button\" class=\"chp-copy-btn\" aria-label=\"\u590d\u5236\u4ee3\u7801\"><svg class=\"chp-icon-copy\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\"><path fill=\"currentColor\" d=\"M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z\"\/><\/svg><svg class=\"chp-icon-check\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\" style=\"display:none;\"><path fill=\"currentColor\" d=\"M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z\"\/><\/svg><span class=\"chp-copy-text\">\u590d\u5236<\/span><\/button><\/div><\/div><div class=\"chp-code-wrapper\"><div class=\"chp-line-numbers\" aria-hidden=\"true\"><span>1<\/span><span>2<\/span><span>3<\/span><span>4<\/span><span>5<\/span><span>6<\/span><span>7<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\">from flask import Flask\nfrom app.routes.main import main_bp\n\ndef create_app():\n    app = Flask(__name__)\n    app.register_blueprint(main_bp)\n    return app<\/code><\/pre><\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><code>run.py<\/code>:<\/p>\n\n\n\n<div class=\"chp-code-block chp-theme-github-dark chp-wrap-on\" data-chp-language=\"plaintext\" data-chp-line-start=\"1\" data-chp-highlight=\"\"><div class=\"chp-toolbar\"><div class=\"chp-toolbar-left\"><span class=\"chp-dots\"><span><\/span><span><\/span><span><\/span><\/span><span class=\"chp-language-label\">\u7eaf\u6587\u672c<\/span><\/div><div class=\"chp-toolbar-right\"><button type=\"button\" class=\"chp-copy-btn\" aria-label=\"\u590d\u5236\u4ee3\u7801\"><svg class=\"chp-icon-copy\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\"><path fill=\"currentColor\" d=\"M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z\"\/><\/svg><svg class=\"chp-icon-check\" viewBox=\"0 0 24 24\" width=\"14\" height=\"14\" aria-hidden=\"true\" style=\"display:none;\"><path fill=\"currentColor\" d=\"M9 16.17L4.83 12l-1.42 1.41L9 19 21 7l-1.41-1.41z\"\/><\/svg><span class=\"chp-copy-text\">\u590d\u5236<\/span><\/button><\/div><\/div><div class=\"chp-code-wrapper\"><div class=\"chp-line-numbers\" aria-hidden=\"true\"><span>1<\/span><span>2<\/span><span>3<\/span><span>4<\/span><span>5<\/span><span>6<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\">from app import create_app\n\napp = create_app()\n\nif __name__ == &#039;__main__&#039;:\n    app.run(debug=True)<\/code><\/pre><\/div><\/div>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\ud83d\udd0c \u5e38\u7528\u6269\u5c55\u63a8\u8350<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Flask \u672c\u8eab\u5f88\u7cbe\u7b80\uff0c\u5b9e\u9645\u5f00\u53d1\u4e2d\u5e38\u914d\u5408\u4ee5\u4e0b\u6269\u5c55\uff1a<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>\u6269\u5c55<\/th><th>\u7528\u9014<\/th><\/tr><\/thead><tbody><tr><td><strong>Flask-SQLAlchemy<\/strong><\/td><td>ORM \u6570\u636e\u5e93\u64cd\u4f5c<\/td><\/tr><tr><td><strong>Flask-Migrate<\/strong><\/td><td>\u6570\u636e\u5e93\u8fc1\u79fb\u7ba1\u7406<\/td><\/tr><tr><td><strong>Flask-WTF<\/strong><\/td><td>\u8868\u5355\u9a8c\u8bc1\u4e0e CSRF \u4fdd\u62a4<\/td><\/tr><tr><td><strong>Flask-Login<\/strong><\/td><td>\u7528\u6237\u4f1a\u8bdd\u7ba1\u7406<\/td><\/tr><tr><td><strong>Flask-RESTful<\/strong><\/td><td>\u6784\u5efa REST API<\/td><\/tr><tr><td><strong>Flask-CORS<\/strong><\/td><td>\u8de8\u57df\u8d44\u6e90\u5171\u4eab\u652f\u6301<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u2705 \u4e0b\u4e00\u6b65\u5efa\u8bae<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5b66\u4e60\u5982\u4f55\u8fde\u63a5\u6570\u636e\u5e93\uff08SQLite\/MySQL\/PostgreSQL\uff09\u3002<\/li>\n\n\n\n<li>\u5b9e\u73b0\u7528\u6237\u767b\u5f55\/\u6ce8\u518c\u7cfb\u7edf\u3002<\/li>\n\n\n\n<li>\u90e8\u7f72\u5230\u751f\u4ea7\u73af\u5883\uff08\u63a8\u8350\u4f7f\u7528 Gunicorn + Nginx\uff09\u3002<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u4f60\u6709\u5177\u4f53\u95ee\u9898\u6216\u60f3\u6df1\u5165\u67d0\u4e2a\u90e8\u5206\uff08\u5982\u6570\u636e\u5e93\u96c6\u6210\uff09\uff0c\u6b22\u8fce\u7ee7\u7eed\u63d0\u95ee\uff01<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f60\u597d\uff01\u5f88\u9ad8\u5174\u4e3a\u4f60\u63d0\u4f9b Flask \u6559\u7a0b\u3002 Flask \u662f\u4e00\u4e2a&hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16,1],"tags":[],"class_list":["post-152","post","type-post","status-publish","format-standard","hentry","category-flask-","category-python-"],"_links":{"self":[{"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts\/152","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/comments?post=152"}],"version-history":[{"count":1,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts\/152\/revisions"}],"predecessor-version":[{"id":153,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts\/152\/revisions\/153"}],"wp:attachment":[{"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/media?parent=152"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/categories?post=152"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/tags?post=152"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}