{"id":2899,"date":"2024-12-01T22:06:20","date_gmt":"2024-12-01T14:06:20","guid":{"rendered":"http:\/\/viplao.com\/?p=2899"},"modified":"2024-12-01T22:06:25","modified_gmt":"2024-12-01T14:06:25","slug":"python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e6%9d%a1%e4%bb%b6%e6%8e%a7%e5%88%b6%e6%8a%80%e5%b7%a7","status":"publish","type":"post","link":"http:\/\/viplao.com\/index.php\/2024\/12\/01\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e6%9d%a1%e4%bb%b6%e6%8e%a7%e5%88%b6%e6%8a%80%e5%b7%a7\/","title":{"rendered":"PYTHON\u57fa\u7840\u6280\u80fd \u2013\u00a0Python\u6761\u4ef6\u63a7\u5236\u6280\u5de7"},"content":{"rendered":"\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_71 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">\u6587\u7ae0\u76ee\u5f55<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 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title=\"\u4e8c\u3001\u57fa\u672c\u7684\u6761\u4ef6\u63a7\u5236\u8bed\u53e5\">\u4e8c\u3001\u57fa\u672c\u7684\u6761\u4ef6\u63a7\u5236\u8bed\u53e5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"http:\/\/viplao.com\/index.php\/2024\/12\/01\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e6%9d%a1%e4%bb%b6%e6%8e%a7%e5%88%b6%e6%8a%80%e5%b7%a7\/#1_if_%E8%AF%AD%E5%8F%A5\" title=\"1. if \u8bed\u53e5\">1. if \u8bed\u53e5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"http:\/\/viplao.com\/index.php\/2024\/12\/01\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e6%9d%a1%e4%bb%b6%e6%8e%a7%e5%88%b6%e6%8a%80%e5%b7%a7\/#2_if-else_%E8%AF%AD%E5%8F%A5\" title=\"2. if-else \u8bed\u53e5\">2. if-else \u8bed\u53e5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"http:\/\/viplao.com\/index.php\/2024\/12\/01\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e6%9d%a1%e4%bb%b6%e6%8e%a7%e5%88%b6%e6%8a%80%e5%b7%a7\/#3_if-elif-else_%E8%AF%AD%E5%8F%A5\" title=\"3. if-elif-else \u8bed\u53e5\">3. if-elif-else \u8bed\u53e5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"http:\/\/viplao.com\/index.php\/2024\/12\/01\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e6%9d%a1%e4%bb%b6%e6%8e%a7%e5%88%b6%e6%8a%80%e5%b7%a7\/#%E4%B8%89%E3%80%81%E8%BF%9B%E9%98%B6%E7%9A%84%E6%9D%A1%E4%BB%B6%E6%8E%A7%E5%88%B6%E6%8A%80%E6%9C%AF\" title=\"\u4e09\u3001\u8fdb\u9636\u7684\u6761\u4ef6\u63a7\u5236\u6280\u672f\">\u4e09\u3001\u8fdb\u9636\u7684\u6761\u4ef6\u63a7\u5236\u6280\u672f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"http:\/\/viplao.com\/index.php\/2024\/12\/01\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e6%9d%a1%e4%bb%b6%e6%8e%a7%e5%88%b6%e6%8a%80%e5%b7%a7\/#1_%E5%B5%8C%E5%A5%97_if_%E8%AF%AD%E5%8F%A5\" title=\"1. \u5d4c\u5957 if \u8bed\u53e5\">1. \u5d4c\u5957 if \u8bed\u53e5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"http:\/\/viplao.com\/index.php\/2024\/12\/01\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e6%9d%a1%e4%bb%b6%e6%8e%a7%e5%88%b6%e6%8a%80%e5%b7%a7\/#2_%E4%BD%BF%E7%94%A8%E9%80%BB%E8%BE%91%E8%BF%90%E7%AE%97%E7%AC%A6\" title=\"2. \u4f7f\u7528\u903b\u8f91\u8fd0\u7b97\u7b26\">2. \u4f7f\u7528\u903b\u8f91\u8fd0\u7b97\u7b26<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"http:\/\/viplao.com\/index.php\/2024\/12\/01\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e6%9d%a1%e4%bb%b6%e6%8e%a7%e5%88%b6%e6%8a%80%e5%b7%a7\/#3_%E4%BD%BF%E7%94%A8%E6%9D%A1%E4%BB%B6%E8%A1%A8%E8%BE%BE%E5%BC%8F\" title=\"3. \u4f7f\u7528\u6761\u4ef6\u8868\u8fbe\u5f0f\">3. \u4f7f\u7528\u6761\u4ef6\u8868\u8fbe\u5f0f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"http:\/\/viplao.com\/index.php\/2024\/12\/01\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e6%9d%a1%e4%bb%b6%e6%8e%a7%e5%88%b6%e6%8a%80%e5%b7%a7\/#4_%E4%BD%BF%E7%94%A8%E5%88%97%E8%A1%A8%E6%8E%A8%E5%AF%BC%E5%BC%8F%E5%92%8C%E6%9D%A1%E4%BB%B6%E8%A1%A8%E8%BE%BE%E5%BC%8F\" title=\"4. \u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u548c\u6761\u4ef6\u8868\u8fbe\u5f0f\">4. \u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u548c\u6761\u4ef6\u8868\u8fbe\u5f0f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"http:\/\/viplao.com\/index.php\/2024\/12\/01\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e6%9d%a1%e4%bb%b6%e6%8e%a7%e5%88%b6%e6%8a%80%e5%b7%a7\/#%E4%BA%94%E3%80%81%E5%AE%9E%E6%88%98%E6%A1%88%E4%BE%8B%EF%BC%9A%E6%88%90%E7%BB%A9%E7%AE%A1%E7%90%86%E7%B3%BB%E7%BB%9F\" title=\"\u4e94\u3001\u5b9e\u6218\u6848\u4f8b\uff1a\u6210\u7ee9\u7ba1\u7406\u7cfb\u7edf\">\u4e94\u3001\u5b9e\u6218\u6848\u4f8b\uff1a\u6210\u7ee9\u7ba1\u7406\u7cfb\u7edf<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E4%B8%80%E3%80%81%E5%BC%95%E8%A8%80\"><\/span><strong>\u4e00\u3001\u5f15\u8a00<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u5728\u7f16\u7a0b\u4e2d\uff0c\u6761\u4ef6\u63a7\u5236\u662f\u5b9e\u73b0\u903b\u8f91\u5224\u65ad\u7684\u57fa\u7840\u3002Python \u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u5f0f\u6765\u5b9e\u73b0\u6761\u4ef6\u63a7\u5236\uff0c\u5305\u62ec <code>if<\/code> \u8bed\u53e5\u3001<code>elif<\/code> \u8bed\u53e5\u548c <code>else<\/code> \u8bed\u53e5\u7b49\u3002\u638c\u63e1\u8fd9\u4e9b\u57fa\u7840\u53ef\u4ee5\u5e2e\u52a9\u4f60\u5199\u51fa\u66f4\u52a0\u7075\u6d3b\u548c\u667a\u80fd\u7684\u7a0b\u5e8f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E4%BA%8C%E3%80%81%E5%9F%BA%E6%9C%AC%E7%9A%84%E6%9D%A1%E4%BB%B6%E6%8E%A7%E5%88%B6%E8%AF%AD%E5%8F%A5\"><\/span><strong>\u4e8c\u3001\u57fa\u672c\u7684\u6761\u4ef6\u63a7\u5236\u8bed\u53e5<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_if_%E8%AF%AD%E5%8F%A5\"><\/span><strong>1. if \u8bed\u53e5<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>\u7528\u9014<\/strong>\uff1a\u7528\u4e8e\u57fa\u4e8e\u67d0\u4e2a\u6761\u4ef6\u6267\u884c\u4e00\u6bb5\u4ee3\u7801\u5757\u3002<\/p>\n\n\n\n<p><strong>\u8bed\u6cd5<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>if&nbsp;condition:<br>&nbsp;&nbsp;&nbsp;&nbsp;<em>#&nbsp;\u6761\u4ef6\u4e3a\u771f\u65f6\u6267\u884c\u7684\u4ee3\u7801<\/em><\/code><\/pre>\n\n\n\n<p><strong>\u793a\u4f8b<\/strong>\uff1a\u7f16\u5199\u4e00\u4e2a\u7a0b\u5e8f\uff0c\u5224\u65ad\u4e00\u4e2a\u6570\u5b57\u662f\u5426\u5927\u4e8e 10\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>number&nbsp;=&nbsp;15<br><br>if&nbsp;number&nbsp;&gt;&nbsp;10:<br>&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u8fd9\u4e2a\u6570\u5b57\u5927\u4e8e&nbsp;10\")<\/code><\/pre>\n\n\n\n<p><strong>\u8f93\u51fa<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u8fd9\u4e2a\u6570\u5b57\u5927\u4e8e&nbsp;10<\/code><\/pre>\n\n\n\n<p><strong>\u89e3\u91ca<\/strong>\uff1a\u8fd9\u91cc <code>number &gt; 10<\/code> \u662f\u4e00\u4e2a\u6761\u4ef6\u8868\u8fbe\u5f0f\u3002\u5982\u679c\u8fd9\u4e2a\u8868\u8fbe\u5f0f\u7684\u503c\u4e3a <code>True<\/code>\uff0c\u90a3\u4e48\u6253\u5370\u8bed\u53e5\u5c31\u4f1a\u88ab\u6267\u884c\u3002<\/p>\n\n\n\n<p><strong>\u6280\u5de7<\/strong>\uff1a\u5728\u5224\u65ad\u4e4b\u524d\u53ef\u4ee5\u5148\u68c0\u67e5\u53d8\u91cf\u662f\u5426\u5df2\u7ecf\u5b9a\u4e49\uff0c\u907f\u514d\u8fd0\u884c\u65f6\u9519\u8bef\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>number&nbsp;=&nbsp;input(\"\u8bf7\u8f93\u5165\u4e00\u4e2a\u6570\u5b57\uff1a\")<br><br>if&nbsp;number.isdigit():&nbsp;&nbsp;<em>#&nbsp;\u68c0\u67e5\u8f93\u5165\u662f\u5426\u4e3a\u6570\u5b57<\/em><br>&nbsp;&nbsp;&nbsp;&nbsp;number&nbsp;=&nbsp;int(number)<br>&nbsp;&nbsp;&nbsp;&nbsp;if&nbsp;number&nbsp;&gt;&nbsp;10:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u8fd9\u4e2a\u6570\u5b57\u5927\u4e8e&nbsp;10\")<br>else:<br>&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u8bf7\u8f93\u5165\u6709\u6548\u7684\u6570\u5b57\")<\/code><\/pre>\n\n\n\n<p><strong>\u6ce8\u610f\u4e8b\u9879<\/strong>\uff1a\u786e\u4fdd\u5728\u4f7f\u7528\u6761\u4ef6\u8bed\u53e5\u65f6\u8003\u8651\u6240\u6709\u53ef\u80fd\u7684\u60c5\u51b5\uff0c\u907f\u514d\u9057\u6f0f\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_if-else_%E8%AF%AD%E5%8F%A5\"><\/span><strong>2. if-else \u8bed\u53e5<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>\u7528\u9014<\/strong>\uff1a\u7528\u4e8e\u5728\u6761\u4ef6\u4e3a\u771f\u6216\u5047\u65f6\u5206\u522b\u6267\u884c\u4e0d\u540c\u7684\u4ee3\u7801\u5757\u3002<\/p>\n\n\n\n<p><strong>\u8bed\u6cd5<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>if&nbsp;condition:<br>&nbsp;&nbsp;&nbsp;&nbsp;<em>#&nbsp;\u6761\u4ef6\u4e3a\u771f\u65f6\u6267\u884c\u7684\u4ee3\u7801<\/em><br>else:<br>&nbsp;&nbsp;&nbsp;&nbsp;<em>#&nbsp;\u6761\u4ef6\u4e3a\u5047\u65f6\u6267\u884c\u7684\u4ee3\u7801<\/em><\/code><\/pre>\n\n\n\n<p><strong>\u793a\u4f8b<\/strong>\uff1a\u5224\u65ad\u4e00\u4e2a\u5e74\u4efd\u662f\u5426\u4e3a\u95f0\u5e74\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>year&nbsp;=&nbsp;2024<br><br>if&nbsp;(year&nbsp;%&nbsp;4&nbsp;==&nbsp;0&nbsp;and&nbsp;year&nbsp;%&nbsp;100&nbsp;!=&nbsp;0)&nbsp;or&nbsp;year&nbsp;%&nbsp;400&nbsp;==&nbsp;0:<br>&nbsp;&nbsp;&nbsp;&nbsp;print(year,&nbsp;\"\u662f\u95f0\u5e74\")<br>else:<br>&nbsp;&nbsp;&nbsp;&nbsp;print(year,&nbsp;\"\u4e0d\u662f\u95f0\u5e74\")<\/code><\/pre>\n\n\n\n<p><strong>\u8f93\u51fa<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>2024&nbsp;\u662f\u95f0\u5e74<\/code><\/pre>\n\n\n\n<p><strong>\u89e3\u91ca<\/strong>\uff1a\u95f0\u5e74\u7684\u89c4\u5219\u662f\u80fd\u88ab 4 \u6574\u9664\u4f46\u4e0d\u80fd\u88ab 100 \u6574\u9664\uff0c\u6216\u8005\u80fd\u88ab 400 \u6574\u9664\u3002<\/p>\n\n\n\n<p><strong>\u6280\u5de7<\/strong>\uff1a\u53ef\u4ee5\u5c06\u590d\u6742\u7684\u6761\u4ef6\u62c6\u5206\u6210\u591a\u4e2a\u7b80\u5355\u7684\u6761\u4ef6\u7ec4\u5408\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>is_divisible_by_4&nbsp;=&nbsp;year&nbsp;%&nbsp;4&nbsp;==&nbsp;0<br>is_not_divisible_by_100&nbsp;=&nbsp;year&nbsp;%&nbsp;100&nbsp;!=&nbsp;0<br>is_divisible_by_400&nbsp;=&nbsp;year&nbsp;%&nbsp;400&nbsp;==&nbsp;0<br><br>if&nbsp;is_divisible_by_4&nbsp;and&nbsp;is_not_divisible_by_100&nbsp;or&nbsp;is_divisible_by_400:<br>&nbsp;&nbsp;&nbsp;&nbsp;print(year,&nbsp;\"\u662f\u95f0\u5e74\")<br>else:<br>&nbsp;&nbsp;&nbsp;&nbsp;print(year,&nbsp;\"\u4e0d\u662f\u95f0\u5e74\")<\/code><\/pre>\n\n\n\n<p><strong>\u6ce8\u610f\u4e8b\u9879<\/strong>\uff1a\u5728\u5904\u7406\u591a\u4e2a\u6761\u4ef6\u65f6\uff0c\u6ce8\u610f\u8fd0\u7b97\u7b26\u7684\u4f18\u5148\u7ea7\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_if-elif-else_%E8%AF%AD%E5%8F%A5\"><\/span><strong>3. if-elif-else \u8bed\u53e5<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>\u7528\u9014<\/strong>\uff1a\u7528\u4e8e\u6839\u636e\u591a\u4e2a\u6761\u4ef6\u9009\u62e9\u6267\u884c\u4e0d\u540c\u7684\u4ee3\u7801\u5757\u3002<\/p>\n\n\n\n<p><strong>\u8bed\u6cd5<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>if&nbsp;condition1:<br>&nbsp;&nbsp;&nbsp;&nbsp;<em>#&nbsp;\u6761\u4ef6&nbsp;1&nbsp;\u4e3a\u771f\u65f6\u6267\u884c\u7684\u4ee3\u7801<\/em><br>elif&nbsp;condition2:<br>&nbsp;&nbsp;&nbsp;&nbsp;<em>#&nbsp;\u6761\u4ef6&nbsp;2&nbsp;\u4e3a\u771f\u65f6\u6267\u884c\u7684\u4ee3\u7801<\/em><br>else:<br>&nbsp;&nbsp;&nbsp;&nbsp;<em>#&nbsp;\u5176\u4ed6\u60c5\u51b5\u6267\u884c\u7684\u4ee3\u7801<\/em><\/code><\/pre>\n\n\n\n<p><strong>\u793a\u4f8b<\/strong>\uff1a\u6839\u636e\u6210\u7ee9\u7b49\u7ea7\u8f93\u51fa\u8bc4\u8bed\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>score&nbsp;=&nbsp;85<br><br>if&nbsp;score&nbsp;&gt;=&nbsp;90:<br>&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u4f18\u79c0\")<br>elif&nbsp;score&nbsp;&gt;=&nbsp;70:<br>&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u826f\u597d\")<br>else:<br>&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u52a0\u6cb9\")<\/code><\/pre>\n\n\n\n<p><strong>\u8f93\u51fa<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u826f\u597d<\/code><\/pre>\n\n\n\n<p><strong>\u89e3\u91ca<\/strong>\uff1a\u9996\u5148\u68c0\u67e5 <code>score &gt;= 90<\/code>\uff0c\u5982\u679c\u4e3a\u771f\uff0c\u5219\u6253\u5370\u201c\u4f18\u79c0\u201d\u3002\u5426\u5219\uff0c\u518d\u68c0\u67e5 <code>score &gt;= 70<\/code>\uff0c\u5982\u679c\u4e3a\u771f\uff0c\u5219\u6253\u5370\u201c\u826f\u597d\u201d\u3002\u5426\u5219\uff0c\u6253\u5370\u201c\u52a0\u6cb9\u201d\u3002<\/p>\n\n\n\n<p><strong>\u6280\u5de7<\/strong>\uff1a\u53ef\u4ee5\u6839\u636e\u5b9e\u9645\u60c5\u51b5\u6dfb\u52a0\u66f4\u591a\u7684 <code>elif<\/code> \u5206\u652f\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>if&nbsp;score&nbsp;&gt;=&nbsp;90:<br>&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u4f18\u79c0\")<br>elif&nbsp;score&nbsp;&gt;=&nbsp;80:<br>&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u826f\u597d\")<br>elif&nbsp;score&nbsp;&gt;=&nbsp;70:<br>&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u5408\u683c\")<br>elif&nbsp;score&nbsp;&gt;=&nbsp;60:<br>&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u53ca\u683c\")<br>else:<br>&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u4e0d\u53ca\u683c\")<\/code><\/pre>\n\n\n\n<p><strong>\u6ce8\u610f\u4e8b\u9879<\/strong>\uff1a\u5728\u7f16\u5199\u591a\u4e2a\u6761\u4ef6\u5206\u652f\u65f6\uff0c\u6ce8\u610f\u987a\u5e8f\u7684\u91cd\u8981\u6027\uff0c\u786e\u4fdd\u6bcf\u4e2a\u6761\u4ef6\u90fd\u80fd\u6b63\u786e\u5730\u88ab\u8bc4\u4f30\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E4%B8%89%E3%80%81%E8%BF%9B%E9%98%B6%E7%9A%84%E6%9D%A1%E4%BB%B6%E6%8E%A7%E5%88%B6%E6%8A%80%E6%9C%AF\"><\/span><strong>\u4e09\u3001\u8fdb\u9636\u7684\u6761\u4ef6\u63a7\u5236\u6280\u672f<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_%E5%B5%8C%E5%A5%97_if_%E8%AF%AD%E5%8F%A5\"><\/span><strong>1. \u5d4c\u5957 if \u8bed\u53e5<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>\u7528\u9014<\/strong>\uff1a\u5728\u4e00\u4e2a if \u8bed\u53e5\u5185\u90e8\u518d\u5305\u542b\u53e6\u4e00\u4e2a if \u8bed\u53e5\uff0c\u5b9e\u73b0\u66f4\u590d\u6742\u7684\u903b\u8f91\u5224\u65ad\u3002<\/p>\n\n\n\n<p><strong>\u8bed\u6cd5<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>if&nbsp;outer_condition:<br>&nbsp;&nbsp;&nbsp;&nbsp;if&nbsp;inner_condition:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>#&nbsp;\u6761\u4ef6\u4e3a\u771f\u65f6\u6267\u884c\u7684\u4ee3\u7801<\/em><br>&nbsp;&nbsp;&nbsp;&nbsp;else:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<em>#&nbsp;\u5185\u90e8\u6761\u4ef6\u4e3a\u5047\u65f6\u6267\u884c\u7684\u4ee3\u7801<\/em><br>else:<br>&nbsp;&nbsp;&nbsp;&nbsp;<em>#&nbsp;\u5916\u90e8\u6761\u4ef6\u4e3a\u5047\u65f6\u6267\u884c\u7684\u4ee3\u7801<\/em><\/code><\/pre>\n\n\n\n<p><strong>\u793a\u4f8b<\/strong>\uff1a\u5224\u65ad\u4e00\u4e2a\u7528\u6237\u662f\u5426\u6210\u5e74\u4ee5\u53ca\u662f\u5426\u6709\u9a7e\u9a76\u8d44\u683c\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>age&nbsp;=&nbsp;20<br>has_driving_license&nbsp;=&nbsp;True<br><br>if&nbsp;age&nbsp;&gt;=&nbsp;18:<br>&nbsp;&nbsp;&nbsp;&nbsp;if&nbsp;has_driving_license:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u4f60\u53ef\u4ee5\u5f00\u8f66\")<br>&nbsp;&nbsp;&nbsp;&nbsp;else:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u4f60\u9700\u8981\u8003\u53d6\u9a7e\u7167\")<br>else:<br>&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u4f60\u8fd8\u672a\u6210\u5e74\")<\/code><\/pre>\n\n\n\n<p><strong>\u8f93\u51fa<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u4f60\u53ef\u4ee5\u5f00\u8f66<\/code><\/pre>\n\n\n\n<p><strong>\u89e3\u91ca<\/strong>\uff1a\u9996\u5148\u68c0\u67e5\u5e74\u9f84\u662f\u5426\u5927\u4e8e\u7b49\u4e8e 18 \u5c81\uff0c\u5982\u679c\u4e3a\u771f\uff0c\u5219\u8fdb\u4e00\u6b65\u68c0\u67e5\u662f\u5426\u6709\u9a7e\u9a76\u6267\u7167\u3002\u5426\u5219\uff0c\u6253\u5370\u201c\u4f60\u8fd8\u672a\u6210\u5e74\u201d\u3002<\/p>\n\n\n\n<p><strong>\u6280\u5de7<\/strong>\uff1a\u5d4c\u5957 if \u8bed\u53e5\u53ef\u4ee5\u7528\u6765\u5904\u7406\u591a\u4e2a\u5c42\u6b21\u7684\u903b\u8f91\u5173\u7cfb\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>if&nbsp;age&nbsp;&gt;=&nbsp;18:<br>&nbsp;&nbsp;&nbsp;&nbsp;if&nbsp;has_driving_license:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u4f60\u53ef\u4ee5\u5f00\u8f66\")<br>&nbsp;&nbsp;&nbsp;&nbsp;elif&nbsp;age&nbsp;&gt;=&nbsp;16:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u4f60\u53ef\u4ee5\u7533\u8bf7\u9a7e\u7167\")<br>&nbsp;&nbsp;&nbsp;&nbsp;else:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u4f60\u9700\u8981\u7b49\u5230&nbsp;16&nbsp;\u5c81\u624d\u80fd\u7533\u8bf7\u9a7e\u7167\")<br>else:<br>&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u4f60\u8fd8\u672a\u6210\u5e74\")<\/code><\/pre>\n\n\n\n<p><strong>\u6ce8\u610f\u4e8b\u9879<\/strong>\uff1a\u5d4c\u5957\u5c42\u6570\u8fc7\u591a\u53ef\u80fd\u4f1a\u5bfc\u81f4\u4ee3\u7801\u96be\u4ee5\u9605\u8bfb\u548c\u7ef4\u62a4\uff0c\u5c3d\u91cf\u4fdd\u6301\u7b80\u6d01\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_%E4%BD%BF%E7%94%A8%E9%80%BB%E8%BE%91%E8%BF%90%E7%AE%97%E7%AC%A6\"><\/span><strong>2. \u4f7f\u7528\u903b\u8f91\u8fd0\u7b97\u7b26<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>\u7528\u9014<\/strong>\uff1a\u901a\u8fc7\u903b\u8f91\u8fd0\u7b97\u7b26\uff08\u5982 <code>and<\/code>\u3001<code>or<\/code> \u548c <code>not<\/code>\uff09\u6765\u7ec4\u5408\u591a\u4e2a\u6761\u4ef6\uff0c\u5b9e\u73b0\u66f4\u590d\u6742\u7684\u903b\u8f91\u5224\u65ad\u3002<\/p>\n\n\n\n<p><strong>\u793a\u4f8b<\/strong>\uff1a\u5224\u65ad\u7528\u6237\u662f\u5426\u6ee1\u8db3\u7279\u5b9a\u6761\u4ef6\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>age&nbsp;=&nbsp;25<br>is_student&nbsp;=&nbsp;False<br><br>if&nbsp;age&nbsp;&gt;=&nbsp;18&nbsp;and&nbsp;not&nbsp;is_student:<br>&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u4f60\u53ef\u4ee5\u7533\u8bf7\u4fe1\u7528\u5361\")<br>else:<br>&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u4f60\u4e0d\u6ee1\u8db3\u6761\u4ef6\")<\/code><\/pre>\n\n\n\n<p><strong>\u8f93\u51fa<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u4f60\u53ef\u4ee5\u7533\u8bf7\u4fe1\u7528\u5361<\/code><\/pre>\n\n\n\n<p><strong>\u89e3\u91ca<\/strong>\uff1a\u8fd9\u91cc\u4f7f\u7528\u4e86 <code>and<\/code> \u8fd0\u7b97\u7b26\u548c <code>not<\/code> \u8fd0\u7b97\u7b26\u3002\u53ea\u6709\u5f53\u5e74\u9f84\u5927\u4e8e\u7b49\u4e8e 18 \u5c81\u5e76\u4e14\u4e0d\u662f\u5b66\u751f\u65f6\uff0c\u624d\u4f1a\u6253\u5370\u201c\u4f60\u53ef\u4ee5\u7533\u8bf7\u4fe1\u7528\u5361\u201d\u3002<\/p>\n\n\n\n<p><strong>\u6280\u5de7<\/strong>\uff1a\u5408\u7406\u4f7f\u7528\u903b\u8f91\u8fd0\u7b97\u7b26\u53ef\u4ee5\u4f7f\u6761\u4ef6\u5224\u65ad\u66f4\u52a0\u7b80\u6d01\u660e\u4e86\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>if&nbsp;age&nbsp;&gt;=&nbsp;18&nbsp;and&nbsp;(not&nbsp;is_student&nbsp;or&nbsp;income&nbsp;&gt;=&nbsp;20000):<br>&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u4f60\u53ef\u4ee5\u7533\u8bf7\u4fe1\u7528\u5361\")<br>else:<br>&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u4f60\u4e0d\u6ee1\u8db3\u6761\u4ef6\")<\/code><\/pre>\n\n\n\n<p><strong>\u6ce8\u610f\u4e8b\u9879<\/strong>\uff1a\u5728\u4f7f\u7528\u903b\u8f91\u8fd0\u7b97\u7b26\u65f6\uff0c\u8981\u6ce8\u610f\u8fd0\u7b97\u7b26\u7684\u4f18\u5148\u7ea7\uff0c\u5fc5\u8981\u65f6\u4f7f\u7528\u62ec\u53f7\u6765\u660e\u786e\u4f18\u5148\u7ea7\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_%E4%BD%BF%E7%94%A8%E6%9D%A1%E4%BB%B6%E8%A1%A8%E8%BE%BE%E5%BC%8F\"><\/span><strong>3. \u4f7f\u7528\u6761\u4ef6\u8868\u8fbe\u5f0f<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>\u7528\u9014<\/strong>\uff1a\u6761\u4ef6\u8868\u8fbe\u5f0f\u662f\u4e00\u79cd\u7b80\u5316\u5f62\u5f0f\u7684 if-else \u8bed\u53e5\uff0c\u53ef\u4ee5\u5728\u4e00\u884c\u5185\u5b9e\u73b0\u6761\u4ef6\u5224\u65ad\u3002<\/p>\n\n\n\n<p><strong>\u8bed\u6cd5<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>value&nbsp;=&nbsp;some_value&nbsp;if&nbsp;condition&nbsp;else&nbsp;another_value<\/code><\/pre>\n\n\n\n<p><strong>\u793a\u4f8b<\/strong>\uff1a\u6839\u636e\u5e74\u9f84\u8fd4\u56de\u76f8\u5e94\u7684\u8bc4\u4ef7\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>age&nbsp;=&nbsp;25<br><br>result&nbsp;=&nbsp;\"\u6210\u5e74\u4eba\"&nbsp;if&nbsp;age&nbsp;&gt;=&nbsp;18&nbsp;else&nbsp;\"\u672a\u6210\u5e74\u4eba\"<br>print(result)<\/code><\/pre>\n\n\n\n<p><strong>\u8f93\u51fa<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u6210\u5e74\u4eba<\/code><\/pre>\n\n\n\n<p><strong>\u89e3\u91ca<\/strong>\uff1a\u8fd9\u91cc\u4f7f\u7528\u4e86\u6761\u4ef6\u8868\u8fbe\u5f0f <code>age &gt;= 18<\/code>\uff0c\u5982\u679c\u6761\u4ef6\u4e3a\u771f\uff0c\u5219 <code>result<\/code> \u88ab\u8d4b\u503c\u4e3a <code>\"\u6210\u5e74\u4eba\"<\/code>\uff0c\u5426\u5219\u8d4b\u503c\u4e3a <code>\"\u672a\u6210\u5e74\u4eba\"<\/code>\u3002<\/p>\n\n\n\n<p><strong>\u6280\u5de7<\/strong>\uff1a\u6761\u4ef6\u8868\u8fbe\u5f0f\u9002\u7528\u4e8e\u7b80\u5355\u7684\u6761\u4ef6\u5224\u65ad\uff0c\u53ef\u4ee5\u4f7f\u4ee3\u7801\u66f4\u52a0\u7b80\u6d01\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>score&nbsp;=&nbsp;85<br>grade&nbsp;=&nbsp;\"\u4f18\u79c0\"&nbsp;if&nbsp;score&nbsp;&gt;=&nbsp;90&nbsp;else&nbsp;(\"\u826f\u597d\"&nbsp;if&nbsp;score&nbsp;&gt;=&nbsp;70&nbsp;else&nbsp;\"\u52a0\u6cb9\")<br>print(grade)<\/code><\/pre>\n\n\n\n<p><strong>\u6ce8\u610f\u4e8b\u9879<\/strong>\uff1a\u6761\u4ef6\u8868\u8fbe\u5f0f\u867d\u7136\u7b80\u6d01\uff0c\u4f46\u5d4c\u5957\u8fc7\u591a\u4f1a\u964d\u4f4e\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\uff0c\u8981\u9002\u5ea6\u4f7f\u7528\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_%E4%BD%BF%E7%94%A8%E5%88%97%E8%A1%A8%E6%8E%A8%E5%AF%BC%E5%BC%8F%E5%92%8C%E6%9D%A1%E4%BB%B6%E8%A1%A8%E8%BE%BE%E5%BC%8F\"><\/span><strong>4. \u4f7f\u7528\u5217\u8868\u63a8\u5bfc\u5f0f\u548c\u6761\u4ef6\u8868\u8fbe\u5f0f<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>\u7528\u9014<\/strong>\uff1a\u901a\u8fc7\u5217\u8868\u63a8\u5bfc\u5f0f\u7ed3\u5408\u6761\u4ef6\u8868\u8fbe\u5f0f\u6765\u7b80\u5316\u5faa\u73af\u548c\u6761\u4ef6\u5224\u65ad\u3002<\/p>\n\n\n\n<p><strong>\u8bed\u6cd5<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>result&nbsp;=&nbsp;&#91;expression&nbsp;for&nbsp;item&nbsp;in&nbsp;iterable&nbsp;if&nbsp;condition]<\/code><\/pre>\n\n\n\n<p><strong>\u793a\u4f8b<\/strong>\uff1a\u627e\u51fa\u4e00\u4e2a\u5217\u8868\u4e2d\u6240\u6709\u5076\u6570\u7684\u5e73\u65b9\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>numbers&nbsp;=&nbsp;&#91;1,&nbsp;2,&nbsp;3,&nbsp;4,&nbsp;5,&nbsp;6]<br><br>squares&nbsp;=&nbsp;&#91;num&nbsp;**&nbsp;2&nbsp;for&nbsp;num&nbsp;in&nbsp;numbers&nbsp;if&nbsp;num&nbsp;%&nbsp;2&nbsp;==&nbsp;0]<br>print(squares)<\/code><\/pre>\n\n\n\n<p><strong>\u8f93\u51fa<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&#91;4,&nbsp;16,&nbsp;36]<\/code><\/pre>\n\n\n\n<p><strong>\u89e3\u91ca<\/strong>\uff1a\u8fd9\u91cc\u4f7f\u7528\u4e86\u5217\u8868\u63a8\u5bfc\u5f0f <code>[num ** 2 for num in numbers if num % 2 == 0]<\/code>\uff0c\u53ea\u6709\u5f53 <code>num<\/code> \u662f\u5076\u6570\u65f6\uff0c\u624d\u4f1a\u8ba1\u7b97\u5176\u5e73\u65b9\u5e76\u52a0\u5165\u5230\u7ed3\u679c\u5217\u8868\u4e2d\u3002<\/p>\n\n\n\n<p><strong>\u6280\u5de7<\/strong>\uff1a\u5217\u8868\u63a8\u5bfc\u5f0f\u7ed3\u5408\u6761\u4ef6\u8868\u8fbe\u5f0f\u53ef\u4ee5\u4f7f\u4ee3\u7801\u66f4\u52a0\u7b80\u6d01\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>even_squares&nbsp;=&nbsp;&#91;num&nbsp;**&nbsp;2&nbsp;if&nbsp;num&nbsp;%&nbsp;2&nbsp;==&nbsp;0&nbsp;else&nbsp;num&nbsp;for&nbsp;num&nbsp;in&nbsp;numbers]<br>print(even_squares)<\/code><\/pre>\n\n\n\n<p><strong>\u6ce8\u610f\u4e8b\u9879<\/strong>\uff1a\u5217\u8868\u63a8\u5bfc\u5f0f\u867d\u7136\u7b80\u6d01\uff0c\u4f46\u5d4c\u5957\u8fc7\u591a\u4f1a\u964d\u4f4e\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\uff0c\u8981\u9002\u5ea6\u4f7f\u7528\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E4%BA%94%E3%80%81%E5%AE%9E%E6%88%98%E6%A1%88%E4%BE%8B%EF%BC%9A%E6%88%90%E7%BB%A9%E7%AE%A1%E7%90%86%E7%B3%BB%E7%BB%9F\"><\/span><strong>\u4e94\u3001\u5b9e\u6218\u6848\u4f8b\uff1a\u6210\u7ee9\u7ba1\u7406\u7cfb\u7edf<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u5047\u8bbe\u6211\u4eec\u5df2\u7ecf\u5b9e\u73b0\u4e86\u57fa\u672c\u7684\u6210\u7ee9\u7ba1\u7406\u7cfb\u7edf\uff0c\u73b0\u5728\u5c06\u8fdb\u4e00\u6b65\u5b8c\u5584\u7cfb\u7edf\u529f\u80fd\uff0c\u4f7f\u5176\u80fd\u591f\u5904\u7406\u66f4\u591a\u7684\u573a\u666f\u3002<\/p>\n\n\n\n<p><strong>\u9700\u6c42<\/strong>\uff1a <strong>1.<\/strong> \u8f93\u5165\u5b66\u751f\u7684\u59d3\u540d\u3001\u5e74\u9f84\u548c\u5206\u6570\u3002 <strong>2.<\/strong> \u6839\u636e\u5206\u6570\u8f93\u51fa\u76f8\u5e94\u7684\u8bc4\u4ef7\uff08\u4f18\u79c0\u3001\u826f\u597d\u3001\u5408\u683c\u3001\u53ca\u683c\u3001\u4e0d\u53ca\u683c\uff09\u3002 <strong>3.<\/strong> \u8bb0\u5f55\u5b66\u751f\u7684\u57fa\u672c\u4fe1\u606f\uff0c\u5e76\u4fdd\u5b58\u5230\u6587\u4ef6\u4e2d\u3002 <strong>4.<\/strong> \u63d0\u4f9b\u67e5\u8be2\u529f\u80fd\uff0c\u5141\u8bb8\u7528\u6237\u67e5\u8be2\u5b66\u751f\u7684\u6210\u7ee9\u548c\u8bc4\u4ef7\u3002<\/p>\n\n\n\n<p><strong>\u6b65\u9aa4<\/strong>\uff1a<\/p>\n\n\n\n<p><strong>1.<\/strong> <strong>\u8f93\u5165\u5b66\u751f\u4fe1\u606f<\/strong>\uff1a<\/p>\n\n\n\n<ul>\n<li>\u83b7\u53d6\u5b66\u751f\u7684\u59d3\u540d\u3001\u5e74\u9f84\u548c\u5206\u6570\u3002<\/li>\n\n\n\n<li>\u68c0\u67e5\u8f93\u5165\u7684\u6709\u6548\u6027\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>import&nbsp;json<br><br>def&nbsp;get_student_info():<br>&nbsp;&nbsp;&nbsp;&nbsp;name&nbsp;=&nbsp;input(\"\u8bf7\u8f93\u5165\u5b66\u751f\u59d3\u540d\uff1a\")<br>&nbsp;&nbsp;&nbsp;&nbsp;age&nbsp;=&nbsp;input(\"\u8bf7\u8f93\u5165\u5b66\u751f\u5e74\u9f84\uff1a\")<br>&nbsp;&nbsp;&nbsp;&nbsp;score&nbsp;=&nbsp;input(\"\u8bf7\u8f93\u5165\u5b66\u751f\u6210\u7ee9\uff1a\")<br><br>&nbsp;&nbsp;&nbsp;&nbsp;if&nbsp;not&nbsp;name.strip()&nbsp;or&nbsp;not&nbsp;age.isdigit()&nbsp;or&nbsp;not&nbsp;score.isdigit():<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u8f93\u5165\u6709\u8bef\uff0c\u8bf7\u91cd\u65b0\u8f93\u5165\uff01\")<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;None<br><br>&nbsp;&nbsp;&nbsp;&nbsp;age&nbsp;=&nbsp;int(age)<br>&nbsp;&nbsp;&nbsp;&nbsp;score&nbsp;=&nbsp;int(score)<br><br>&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;{\"name\":&nbsp;name,&nbsp;\"age\":&nbsp;age,&nbsp;\"score\":&nbsp;score}<\/code><\/pre>\n\n\n\n<p><strong>2.<\/strong> <strong>\u6839\u636e\u5206\u6570\u8f93\u51fa\u8bc4\u4ef7<\/strong>\uff1a<\/p>\n\n\n\n<ul>\n<li>\u5224\u65ad\u5206\u6570\u8303\u56f4\u5e76\u8f93\u51fa\u76f8\u5e94\u7684\u8bc4\u4ef7\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>def&nbsp;evaluate_score(score):<br>&nbsp;&nbsp;&nbsp;&nbsp;if&nbsp;score&nbsp;&gt;=&nbsp;90:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;\"\u4f18\u79c0\"<br>&nbsp;&nbsp;&nbsp;&nbsp;elif&nbsp;score&nbsp;&gt;=&nbsp;80:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;\"\u826f\u597d\"<br>&nbsp;&nbsp;&nbsp;&nbsp;elif&nbsp;score&nbsp;&gt;=&nbsp;70:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;\"\u5408\u683c\"<br>&nbsp;&nbsp;&nbsp;&nbsp;elif&nbsp;score&nbsp;&gt;=&nbsp;60:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;\"\u53ca\u683c\"<br>&nbsp;&nbsp;&nbsp;&nbsp;else:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;\"\u4e0d\u53ca\u683c\"<\/code><\/pre>\n\n\n\n<p><strong>3.<\/strong> <strong>\u8bb0\u5f55\u5b66\u751f\u4fe1\u606f<\/strong>\uff1a<\/p>\n\n\n\n<ul>\n<li>\u5c06\u5b66\u751f\u4fe1\u606f\u4fdd\u5b58\u5230 JSON \u6587\u4ef6\u4e2d\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>def&nbsp;save_student_info(student_info):<br>&nbsp;&nbsp;&nbsp;&nbsp;with&nbsp;open(\"students.json\",&nbsp;\"a\")&nbsp;as&nbsp;file:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;json.dump(student_info,&nbsp;file)<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;file.write(\"\\n\")<\/code><\/pre>\n\n\n\n<p><strong>4.<\/strong> <strong>\u67e5\u8be2\u5b66\u751f\u4fe1\u606f<\/strong>\uff1a<\/p>\n\n\n\n<ul>\n<li>\u8bfb\u53d6\u6587\u4ef6\u4e2d\u7684\u5b66\u751f\u4fe1\u606f\uff0c\u5e76\u6839\u636e\u59d3\u540d\u67e5\u8be2\u6210\u7ee9\u548c\u8bc4\u4ef7\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>def&nbsp;query_student_info(name):<br>&nbsp;&nbsp;&nbsp;&nbsp;with&nbsp;open(\"students.json\",&nbsp;\"r\")&nbsp;as&nbsp;file:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;students&nbsp;=&nbsp;&#91;json.loads(line)&nbsp;for&nbsp;line&nbsp;in&nbsp;file]<br><br>&nbsp;&nbsp;&nbsp;&nbsp;for&nbsp;student&nbsp;in&nbsp;students:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;if&nbsp;student&#91;\"name\"]&nbsp;==&nbsp;name:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;evaluation&nbsp;=&nbsp;evaluate_score(student&#91;\"score\"])<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;print(f\"{name}&nbsp;\u7684\u6210\u7ee9\u4e3a&nbsp;{evaluation}\")<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return<br><br>&nbsp;&nbsp;&nbsp;&nbsp;print(f\"\u6ca1\u6709\u627e\u5230&nbsp;{name}&nbsp;\u7684\u4fe1\u606f\")<\/code><\/pre>\n\n\n\n<p><strong>5.<\/strong> <strong>\u4e3b\u7a0b\u5e8f<\/strong>\uff1a<\/p>\n\n\n\n<ul>\n<li>\u8f93\u5165\u5b66\u751f\u4fe1\u606f\u3002<\/li>\n\n\n\n<li>\u8f93\u51fa\u8bc4\u4ef7\u3002<\/li>\n\n\n\n<li>\u4fdd\u5b58\u5b66\u751f\u4fe1\u606f\u3002<\/li>\n\n\n\n<li>\u67e5\u8be2\u5b66\u751f\u4fe1\u606f\u3002<\/li>\n<\/ul>\n\n\n\n<pre class=\"wp-block-code\"><code>def&nbsp;main():<br>&nbsp;&nbsp;&nbsp;&nbsp;while&nbsp;True:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u8bf7\u9009\u62e9\u64cd\u4f5c\uff1a\")<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;print(\"1.&nbsp;\u6dfb\u52a0\u5b66\u751f\u4fe1\u606f\")<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;print(\"2.&nbsp;\u67e5\u8be2\u5b66\u751f\u4fe1\u606f\")<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;print(\"3.&nbsp;\u9000\u51fa\")<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;choice&nbsp;=&nbsp;input(\"\u8bf7\u8f93\u5165\u9009\u9879\uff1a\")<br><br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;if&nbsp;choice&nbsp;==&nbsp;\"1\":<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;student_info&nbsp;=&nbsp;get_student_info()<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;if&nbsp;student_info:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;evaluation&nbsp;=&nbsp;evaluate_score(student_info&#91;\"score\"])<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;print(f\"{student_info&#91;'name']}&nbsp;\u7684\u6210\u7ee9\u4e3a&nbsp;{evaluation}\")<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;save_student_info(student_info)<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;elif&nbsp;choice&nbsp;==&nbsp;\"2\":<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;name&nbsp;=&nbsp;input(\"\u8bf7\u8f93\u5165\u5b66\u751f\u59d3\u540d\uff1a\")<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;query_student_info(name)<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;elif&nbsp;choice&nbsp;==&nbsp;\"3\":<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;break<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;else:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;print(\"\u65e0\u6548\u7684\u9009\u9879\uff0c\u8bf7\u91cd\u65b0\u8f93\u5165\uff01\")<br><br>if&nbsp;__name__&nbsp;==&nbsp;\"__main__\":<br>&nbsp;&nbsp;&nbsp;&nbsp;main()<\/code><\/pre>\n\n\n\n<p><strong>\u8fd0\u884c\u7ed3\u679c<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u8bf7\u9009\u62e9\u64cd\u4f5c\uff1a<br>**1.**&nbsp;\u6dfb\u52a0\u5b66\u751f\u4fe1\u606f<br>**2.**&nbsp;\u67e5\u8be2\u5b66\u751f\u4fe1\u606f<br>**3.**&nbsp;\u9000\u51fa<br>\u8bf7\u8f93\u5165\u9009\u9879\uff1a1<br>\u8bf7\u8f93\u5165\u5b66\u751f\u59d3\u540d\uff1a\u5f20\u4e09<br>\u8bf7\u8f93\u5165\u5b66\u751f\u5e74\u9f84\uff1a20<br>\u8bf7\u8f93\u5165\u5b66\u751f\u6210\u7ee9\uff1a85<br>\u5f20\u4e09&nbsp;\u7684\u6210\u7ee9\u4e3a&nbsp;\u826f\u597d<br>\u8bf7\u9009\u62e9\u64cd\u4f5c\uff1a<br>**1.**&nbsp;\u6dfb\u52a0\u5b66\u751f\u4fe1\u606f<br>**2.**&nbsp;\u67e5\u8be2\u5b66\u751f\u4fe1\u606f<br>**3.**&nbsp;\u9000\u51fa<br>\u8bf7\u8f93\u5165\u9009\u9879\uff1a2<br>\u8bf7\u8f93\u5165\u5b66\u751f\u59d3\u540d\uff1a\u5f20\u4e09<br>\u5f20\u4e09&nbsp;\u7684\u6210\u7ee9\u4e3a&nbsp;\u826f\u597d<br>\u8bf7\u9009\u62e9\u64cd\u4f5c\uff1a<br>**1.**&nbsp;\u6dfb\u52a0\u5b66\u751f\u4fe1\u606f<br>**2.**&nbsp;\u67e5\u8be2\u5b66\u751f\u4fe1\u606f<br>**3.**&nbsp;\u9000\u51fa<br>\u8bf7\u8f93\u5165\u9009\u9879\uff1a3<\/code><\/pre>\n\n\n\n<p><strong>\u5206\u6790<\/strong>\uff1a<\/p>\n\n\n\n<ul>\n<li><strong>\u8f93\u5165\u68c0\u67e5<\/strong>\uff1a\u5728\u83b7\u53d6\u5b66\u751f\u4fe1\u606f\u65f6\uff0c\u68c0\u67e5\u4e86\u59d3\u540d\u3001\u5e74\u9f84\u548c\u5206\u6570\u7684\u6709\u6548\u6027\uff0c\u907f\u514d\u4e86\u65e0\u6548\u8f93\u5165\u3002<\/li>\n\n\n\n<li><strong>\u6761\u4ef6\u5224\u65ad<\/strong>\uff1a\u4f7f\u7528\u4e86\u5d4c\u5957\u7684 if-elif-else \u8bed\u53e5\u6765\u5224\u65ad\u5206\u6570\u8303\u56f4\uff0c\u5e76\u8f93\u51fa\u76f8\u5e94\u7684\u8bc4\u4ef7\u3002<\/li>\n\n\n\n<li><strong>\u6570\u636e\u4fdd\u5b58<\/strong>\uff1a\u5c06\u5b66\u751f\u4fe1\u606f\u4ee5 JSON \u683c\u5f0f\u4fdd\u5b58\u5230\u6587\u4ef6\u4e2d\uff0c\u65b9\u4fbf\u540e\u7eed\u67e5\u770b\u548c\u7ba1\u7406\u3002<\/li>\n\n\n\n<li><strong>\u67e5\u8be2\u529f\u80fd<\/strong>\uff1a\u901a\u8fc7\u8bfb\u53d6\u6587\u4ef6\u4e2d\u7684\u6570\u636e\uff0c\u5e76\u6839\u636e\u59d3\u540d\u67e5\u8be2\u5b66\u751f\u7684\u6210\u7ee9\u548c\u8bc4\u4ef7\u3002<\/li>\n<\/ul>\n\n\n\n<p><strong>\u6280\u5de7\u548c\u6ce8\u610f\u4e8b\u9879<\/strong>\uff1a<\/p>\n\n\n\n<ul>\n<li>\u5728\u8f93\u5165\u68c0\u67e5\u65f6\uff0c\u4f7f\u7528\u4e86\u5b57\u7b26\u4e32\u548c\u6574\u6570\u7c7b\u578b\u7684\u8f6c\u6362\u51fd\u6570\uff0c\u786e\u4fdd\u6570\u636e\u7c7b\u578b\u7684\u4e00\u81f4\u6027\u3002<\/li>\n\n\n\n<li>\u6761\u4ef6\u5224\u65ad\u65f6\uff0c\u5408\u7406\u5b89\u6392\u4e86\u6761\u4ef6\u7684\u987a\u5e8f\uff0c\u4f7f\u5f97\u903b\u8f91\u66f4\u52a0\u6e05\u6670\u3002<\/li>\n\n\n\n<li>\u6570\u636e\u4fdd\u5b58\u65f6\uff0c\u4f7f\u7528\u4e86\u6587\u4ef6\u64cd\u4f5c\u51fd\u6570\uff0c\u786e\u4fdd\u6570\u636e\u7684\u5b89\u5168\u6027\u548c\u6301\u4e45\u6027\u3002<\/li>\n\n\n\n<li>\u67e5\u8be2\u529f\u80fd\u65f6\uff0c\u4f7f\u7528\u4e86\u5217\u8868\u63a8\u5bfc\u5f0f\u6765\u8bfb\u53d6\u6587\u4ef6\u4e2d\u7684\u6570\u636e\uff0c\u5e76\u901a\u8fc7\u5faa\u73af\u67e5\u627e\u6307\u5b9a\u7684\u5b66\u751f\u4fe1\u606f\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u4e00\u3001\u5f15\u8a00 \u5728\u7f16\u7a0b\u4e2d\uff0c\u6761\u4ef6\u63a7\u5236\u662f\u5b9e\u73b0\u903b\u8f91\u5224\u65ad\u7684\u57fa\u7840\u3002Python \u63d0\u4f9b\u4e86\u591a\u79cd\u65b9\u5f0f\u6765\u5b9e\u73b0\u6761\u4ef6\u63a7\u5236\uff0c\u5305\u62ec &hellip; <a href=\"http:\/\/viplao.com\/index.php\/2024\/12\/01\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e6%9d%a1%e4%bb%b6%e6%8e%a7%e5%88%b6%e6%8a%80%e5%b7%a7\/\" class=\"more-link read-more\" rel=\"bookmark\">\u7ee7\u7eed\u9605\u8bfb <span class=\"screen-reader-text\">PYTHON\u57fa\u7840\u6280\u80fd \u2013\u00a0Python\u6761\u4ef6\u63a7\u5236\u6280\u5de7<\/span><i class=\"fa fa-arrow-right\"><\/i><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[1],"tags":[28],"views":617,"_links":{"self":[{"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/posts\/2899"}],"collection":[{"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/comments?post=2899"}],"version-history":[{"count":1,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/posts\/2899\/revisions"}],"predecessor-version":[{"id":2900,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/posts\/2899\/revisions\/2900"}],"wp:attachment":[{"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/media?parent=2899"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/categories?post=2899"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/tags?post=2899"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}