{"id":2908,"date":"2024-11-10T14:48:51","date_gmt":"2024-11-10T06:48:51","guid":{"rendered":"http:\/\/viplao.com\/?p=2908"},"modified":"2024-11-22T20:33:30","modified_gmt":"2024-11-22T12:33:30","slug":"python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e6%9d%a1%e4%bb%b6%e8%a1%a8%e8%be%be%e5%bc%8f%e4%bc%98%e5%8c%96%e7%9a%8415%e4%b8%aa%e5%ae%9e%e4%be%8b","status":"publish","type":"post","link":"http:\/\/viplao.com\/index.php\/2024\/11\/10\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e6%9d%a1%e4%bb%b6%e8%a1%a8%e8%be%be%e5%bc%8f%e4%bc%98%e5%8c%96%e7%9a%8415%e4%b8%aa%e5%ae%9e%e4%be%8b\/","title":{"rendered":"PYTHON\u57fa\u7840\u6280\u80fd \u2013\u00a0Python\u6761\u4ef6\u8868\u8fbe\u5f0f\u4f18\u5316\u768415\u4e2a\u5b9e\u4f8b"},"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\" 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href=\"http:\/\/viplao.com\/index.php\/2024\/11\/10\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e6%9d%a1%e4%bb%b6%e8%a1%a8%e8%be%be%e5%bc%8f%e4%bc%98%e5%8c%96%e7%9a%8415%e4%b8%aa%e5%ae%9e%e4%be%8b\/#%E7%BB%A7%E7%BB%AD%E6%B7%B1%E5%85%A5%EF%BC%9A%E6%9D%A1%E4%BB%B6%E8%A1%A8%E8%BE%BE%E5%BC%8F%E7%9A%84%E9%AB%98%E7%BA%A7%E5%BA%94%E7%94%A8%E4%B8%8E%E5%AE%9E%E6%88%98%E6%A1%88%E4%BE%8B\" title=\"\u7ee7\u7eed\u6df1\u5165\uff1a\u6761\u4ef6\u8868\u8fbe\u5f0f\u7684\u9ad8\u7ea7\u5e94\u7528\u4e0e\u5b9e\u6218\u6848\u4f8b\">\u7ee7\u7eed\u6df1\u5165\uff1a\u6761\u4ef6\u8868\u8fbe\u5f0f\u7684\u9ad8\u7ea7\u5e94\u7528\u4e0e\u5b9e\u6218\u6848\u4f8b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" 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href=\"http:\/\/viplao.com\/index.php\/2024\/11\/10\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e6%9d%a1%e4%bb%b6%e8%a1%a8%e8%be%be%e5%bc%8f%e4%bc%98%e5%8c%96%e7%9a%8415%e4%b8%aa%e5%ae%9e%e4%be%8b\/#12_%E5%88%A9%E7%94%A8%E6%9D%A1%E4%BB%B6%E8%A1%A8%E8%BE%BE%E5%BC%8F%E8%BF%9B%E8%A1%8C%E5%88%97%E8%A1%A8%E8%BF%87%E6%BB%A4\" title=\"12. \u5229\u7528\u6761\u4ef6\u8868\u8fbe\u5f0f\u8fdb\u884c\u5217\u8868\u8fc7\u6ee4\">12. \u5229\u7528\u6761\u4ef6\u8868\u8fbe\u5f0f\u8fdb\u884c\u5217\u8868\u8fc7\u6ee4<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/10\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e6%9d%a1%e4%bb%b6%e8%a1%a8%e8%be%be%e5%bc%8f%e4%bc%98%e5%8c%96%e7%9a%8415%e4%b8%aa%e5%ae%9e%e4%be%8b\/#13_%E9%80%BB%E8%BE%91%E4%B8%8E%E7%9F%AD%E8%B7%AF%E7%89%B9%E6%80%A7\" title=\"13. \u903b\u8f91\u4e0e\u77ed\u8def\u7279\u6027\">13. \u903b\u8f91\u4e0e\u77ed\u8def\u7279\u6027<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/10\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e6%9d%a1%e4%bb%b6%e8%a1%a8%e8%be%be%e5%bc%8f%e4%bc%98%e5%8c%96%e7%9a%8415%e4%b8%aa%e5%ae%9e%e4%be%8b\/#14_%E5%AE%9E%E6%88%98%E6%A1%88%E4%BE%8B%EF%BC%9A%E5%8A%A8%E6%80%81%E9%85%8D%E7%BD%AE%E8%AE%BE%E7%BD%AE\" title=\"14. \u5b9e\u6218\u6848\u4f8b\uff1a\u52a8\u6001\u914d\u7f6e\u8bbe\u7f6e\">14. \u5b9e\u6218\u6848\u4f8b\uff1a\u52a8\u6001\u914d\u7f6e\u8bbe\u7f6e<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/10\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e6%9d%a1%e4%bb%b6%e8%a1%a8%e8%be%be%e5%bc%8f%e4%bc%98%e5%8c%96%e7%9a%8415%e4%b8%aa%e5%ae%9e%e4%be%8b\/#15_%E6%9C%80%E5%90%8E%E7%9A%84%E6%80%9D%E8%80%83%EF%BC%9A%E5%B9%B3%E8%A1%A1%E7%AE%80%E6%B4%81%E4%B8%8E%E5%8F%AF%E8%AF%BB%E6%80%A7\" title=\"15. \u6700\u540e\u7684\u601d\u8003\uff1a\u5e73\u8861\u7b80\u6d01\u4e0e\u53ef\u8bfb\u6027\">15. \u6700\u540e\u7684\u601d\u8003\uff1a\u5e73\u8861\u7b80\u6d01\u4e0e\u53ef\u8bfb\u6027<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E5%BC%95%E8%A8%80\"><\/span><strong>\u5f15\u8a00<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u5728Python\u7684\u4e16\u754c\u91cc\uff0c\u7b80\u6d01\u88ab\u89c6\u4e3a\u4e00\u79cd\u7f8e\u5fb7\u3002\u6761\u4ef6\u8868\u8fbe\u5f0f\u4f5c\u4e3aPython\u4e2d\u4e00\u79cd\u7075\u6d3b\u7684\u63a7\u5236\u7ed3\u6784\uff0c\u4e0d\u4ec5\u80fd\u63d0\u9ad8\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\uff0c\u8fd8\u80fd\u8ba9\u6211\u4eec\u7684\u4ee3\u7801\u53d8\u5f97\u66f4\u52a0\u7d27\u51d1\u3002\u672c\u6587\u5c06\u901a\u8fc715\u4e2a\u5b9e\u7528\u7684\u4f8b\u5b50\uff0c\u9010\u6b65\u63ed\u793a\u5982\u4f55\u5229\u7528\u6761\u4ef6\u8868\u8fbe\u5f0f\u4f18\u5316\u4f60\u7684Python\u4ee3\u7801\uff0c\u4ece\u57fa\u7840\u5165\u95e8\u5230\u8fdb\u9636\u6280\u5de7\uff0c\u8ba9\u6211\u4eec\u4e00\u8d77\u63a2\u7d22Python\u7684\u4f18\u96c5\u4e4b\u9053\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_%E5%9F%BA%E7%A1%80%EF%BC%9A%E4%B8%89%E5%85%83%E8%BF%90%E7%AE%97%E7%AC%A6\"><\/span><strong>1. \u57fa\u7840\uff1a\u4e09\u5143\u8fd0\u7b97\u7b26<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>\u6982\u5ff5<\/strong>\uff1aPython\u4e2d\u7684\u6761\u4ef6\u8868\u8fbe\u5f0f\u7c7b\u4f3c\u4e8e\u5176\u4ed6\u8bed\u8a00\u4e2d\u7684\u4e09\u5143\u8fd0\u7b97\u7b26\uff0c\u683c\u5f0f\u4e3a\uff1a<code>\u6761\u4ef6 ? \u8868\u8fbe\u5f0f1 : \u8868\u8fbe\u5f0f2<\/code>\u3002 <strong>\u4f8b\u5b50<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>age&nbsp;=&nbsp;18<br>status&nbsp;=&nbsp;'adult'&nbsp;if&nbsp;age&nbsp;&gt;=&nbsp;18&nbsp;else&nbsp;'teenager'<br>print(status)&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;adult<\/em><\/code><\/pre>\n\n\n\n<p><strong>\u89e3\u91ca<\/strong>\uff1a\u5982\u679c<code>age<\/code>\u5927\u4e8e\u7b49\u4e8e18\uff0c\u5219<code>status<\/code>\u8d4b\u503c\u4e3a&#8217;adult&#8217;\uff0c\u5426\u5219\u4e3a&#8217;teenager&#8217;\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_%E7%AE%80%E5%8C%96%E6%AF%94%E8%BE%83%E6%93%8D%E4%BD%9C\"><\/span><strong>2. \u7b80\u5316\u6bd4\u8f83\u64cd\u4f5c<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>\u5b9e\u8df5<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>x&nbsp;=&nbsp;5<br>max_val&nbsp;=&nbsp;x&nbsp;if&nbsp;x&nbsp;&gt;&nbsp;0&nbsp;else&nbsp;0<br>print(max_val)&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;5<\/em><\/code><\/pre>\n\n\n\n<p><strong>\u6280\u5de7<\/strong>\uff1a\u907f\u514d\u4f7f\u7528\u989d\u5916\u7684if\u8bed\u53e5\uff0c\u76f4\u63a5\u5728\u4e00\u884c\u5185\u5b8c\u6210\u503c\u7684\u9009\u62e9\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_%E5%88%97%E8%A1%A8%E6%88%96%E7%A9%BA%E5%80%BC%E5%A4%84%E7%90%86\"><\/span><strong>3. \u5217\u8868\u6216\u7a7a\u503c\u5904\u7406<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>\u4f8b\u5b50<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>data&nbsp;=&nbsp;&#91;1,&nbsp;2]<br>default&nbsp;=&nbsp;'No&nbsp;Data'<br>selected_data&nbsp;=&nbsp;data&#91;0]&nbsp;if&nbsp;data&nbsp;else&nbsp;default<br>print(selected_data)&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;1<\/em><\/code><\/pre>\n\n\n\n<p><strong>\u6ce8\u610f<\/strong>\uff1a\u68c0\u67e5\u5217\u8868\u662f\u5426\u4e3a\u7a7a\uff0c\u907f\u514d<code>IndexError<\/code>\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_%E9%81%BF%E5%85%8D%E9%87%8D%E5%A4%8D%E8%AE%A1%E7%AE%97\"><\/span><strong>4. \u907f\u514d\u91cd\u590d\u8ba1\u7b97<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>\u6f14\u793a<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>def&nbsp;calculate_expensive_value():<br>&nbsp;&nbsp;&nbsp;&nbsp;<em>#&nbsp;\u5047\u8bbe\u8fd9\u662f\u4e00\u4e2a\u590d\u6742\u7684\u8ba1\u7b97<\/em><br>&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;42<br><br>result&nbsp;=&nbsp;calculate_expensive_value()&nbsp;if&nbsp;some_condition&nbsp;else&nbsp;result<br><em>#&nbsp;\u6ce8\u610f\uff1a\u8fd9\u91cc\u5047\u8bbesome_condition\u5df2\u7ecf\u5b9a\u4e49\uff0cresult\u4e5f\u9700\u8981\u5148\u5b9a\u4e49\u6216\u521d\u59cb\u5316<\/em><\/code><\/pre>\n\n\n\n<p><strong>\u5173\u952e\u70b9<\/strong>\uff1a\u786e\u4fdd<code>calculate_expensive_value()<\/code>\u4ec5\u5728\u5fc5\u8981\u65f6\u8c03\u7528\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_%E5%AD%97%E7%AC%A6%E4%B8%B2%E6%93%8D%E4%BD%9C\"><\/span><strong>5. \u5b57\u7b26\u4e32\u64cd\u4f5c<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>\u5b9e\u4f8b<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>name&nbsp;=&nbsp;'Alice'<br>greeting&nbsp;=&nbsp;'Hello,&nbsp;{}!'.format('World')&nbsp;if&nbsp;not&nbsp;name&nbsp;else&nbsp;'Hello,&nbsp;{}!'.format(name)<br>print(greeting)&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;Hello,&nbsp;Alice!<\/em><\/code><\/pre>\n\n\n\n<p><strong>\u63d0\u793a<\/strong>\uff1a\u6839\u636e\u6761\u4ef6\u9009\u62e9\u4e0d\u540c\u7684\u5b57\u7b26\u4e32\u6a21\u677f\u586b\u5145\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=\"%E8%BF%9B%E9%98%B6%E6%8A%80%E5%B7%A7%E4%B8%8E%E5%BA%94%E7%94%A8\"><\/span><strong>\u8fdb\u9636\u6280\u5de7\u4e0e\u5e94\u7528<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"6_%E5%A4%9A%E6%9D%A1%E4%BB%B6%E5%88%A4%E6%96%AD\"><\/span><strong>6. \u591a\u6761\u4ef6\u5224\u65ad<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>\u6f14\u793a<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>grade&nbsp;=&nbsp;85<br>letter_grade&nbsp;=&nbsp;'A'&nbsp;if&nbsp;grade&nbsp;&gt;=&nbsp;90&nbsp;else&nbsp;'B'&nbsp;if&nbsp;grade&nbsp;&gt;=&nbsp;80&nbsp;else&nbsp;'C'<br>print(letter_grade)&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;B<\/em><\/code><\/pre>\n\n\n\n<p><strong>\u89e3\u6790<\/strong>\uff1a\u94fe\u5f0f\u6761\u4ef6\u8868\u8fbe\u5f0f\uff0c\u5b9e\u73b0\u591a\u5206\u652f\u903b\u8f91\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"7_%E5%88%97%E8%A1%A8%E6%8E%A8%E5%AF%BC%E4%B8%AD%E7%9A%84%E5%BA%94%E7%94%A8\"><\/span><strong>7. \u5217\u8868\u63a8\u5bfc\u4e2d\u7684\u5e94\u7528<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>\u5b9e\u4f8b<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>numbers&nbsp;=&nbsp;&#91;1,&nbsp;2,&nbsp;3,&nbsp;4]<br>even_or_odd&nbsp;=&nbsp;&#91;'Even'&nbsp;if&nbsp;n&nbsp;%&nbsp;2&nbsp;==&nbsp;0&nbsp;else&nbsp;'Odd'&nbsp;for&nbsp;n&nbsp;in&nbsp;numbers]<br>print(even_or_odd)&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;&#91;'Odd',&nbsp;'Even',&nbsp;'Odd',&nbsp;'Even']<\/em><\/code><\/pre>\n\n\n\n<p><strong>\u6280\u5de7<\/strong>\uff1a\u7ed3\u5408\u5217\u8868\u63a8\u5bfc\uff0c\u9ad8\u6548\u5904\u7406\u6570\u636e\u96c6\u5408\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"8_%E5%88%9D%E5%A7%8B%E5%8C%96%E5%8F%98%E9%87%8F\"><\/span><strong>8. \u521d\u59cb\u5316\u53d8\u91cf<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>\u4f8b\u5b50<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>value&nbsp;=&nbsp;get_value()&nbsp;&nbsp;<em>#&nbsp;\u5047\u8bbeget_value\u53ef\u80fd\u8fd4\u56deNone<\/em><br>value&nbsp;=&nbsp;value&nbsp;or&nbsp;'Default&nbsp;Value'<br>print(value)&nbsp;&nbsp;<em>#&nbsp;\u5982\u679cget_value()\u8fd4\u56deNone\uff0c\u5219\u8f93\u51fa'Default&nbsp;Value'<\/em><\/code><\/pre>\n\n\n\n<p><strong>\u8bf4\u660e<\/strong>\uff1a\u4f7f\u7528\u6761\u4ef6\u8868\u8fbe\u5f0f\u8fdb\u884c\u9ed8\u8ba4\u503c\u7684\u521d\u59cb\u5316\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"9_%E5%87%BD%E6%95%B0%E8%BF%94%E5%9B%9E%E5%80%BC%E4%BC%98%E5%8C%96\"><\/span><strong>9. \u51fd\u6570\u8fd4\u56de\u503c\u4f18\u5316<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>\u5b9e\u8df5<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>def&nbsp;find_max(a,&nbsp;b):<br>&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;a&nbsp;if&nbsp;a&nbsp;&gt;&nbsp;b&nbsp;else&nbsp;b<br><br>print(find_max(10,&nbsp;20))&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;20<\/em><\/code><\/pre>\n\n\n\n<p><strong>\u7406\u89e3<\/strong>\uff1a\u76f4\u63a5\u5728\u51fd\u6570\u4f53\u5185\u4f7f\u7528\u6761\u4ef6\u8868\u8fbe\u5f0f\u8fd4\u56de\u6700\u5927\u503c\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=\"%E7%BB%A7%E7%BB%AD%E6%B7%B1%E5%85%A5%EF%BC%9A%E6%9D%A1%E4%BB%B6%E8%A1%A8%E8%BE%BE%E5%BC%8F%E7%9A%84%E9%AB%98%E7%BA%A7%E5%BA%94%E7%94%A8%E4%B8%8E%E5%AE%9E%E6%88%98%E6%A1%88%E4%BE%8B\"><\/span><strong>\u7ee7\u7eed\u6df1\u5165\uff1a\u6761\u4ef6\u8868\u8fbe\u5f0f\u7684\u9ad8\u7ea7\u5e94\u7528\u4e0e\u5b9e\u6218\u6848\u4f8b<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"10_%E9%94%99%E8%AF%AF%E5%A4%84%E7%90%86%E7%AE%80%E5%8C%96\"><\/span><strong>10. \u9519\u8bef\u5904\u7406\u7b80\u5316<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>\u5e94\u7528<\/strong>\uff1a \u5728\u5c1d\u8bd5\u8bbf\u95ee\u5b57\u5178\u952e\u503c\u65f6\uff0c\u907f\u514dKeyError\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>data&nbsp;=&nbsp;{'name':&nbsp;'Bob'}<br>name&nbsp;=&nbsp;data.get('name',&nbsp;'Unknown')&nbsp;&nbsp;<em>#&nbsp;\u76f4\u63a5\u4f7f\u7528get\u65b9\u6cd5\uff0c\u6216<\/em><br>name&nbsp;=&nbsp;data&#91;'name']&nbsp;if&nbsp;'name'&nbsp;in&nbsp;data&nbsp;else&nbsp;'Unknown'<br>print(name)&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;Bob<\/em><\/code><\/pre>\n\n\n\n<p><strong>\u6280\u5de7\u70b9<\/strong>\uff1a\u7b80\u6d01\u5730\u5904\u7406\u6f5c\u5728\u7684\u9519\u8bef\u60c5\u51b5\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"11_%E9%AB%98%E7%BA%A7%EF%BC%9A%E5%B5%8C%E5%A5%97%E6%9D%A1%E4%BB%B6\"><\/span><strong>11. \u9ad8\u7ea7\uff1a\u5d4c\u5957\u6761\u4ef6<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u867d\u7136\u4e0d\u63a8\u8350\u8fc7\u5ea6\u4f7f\u7528\uff0c\u4f46\u6709\u65f6\u5d4c\u5957\u53ef\u4ee5\u89e3\u51b3\u590d\u6742\u903b\u8f91\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>status&nbsp;=&nbsp;'success'&nbsp;if&nbsp;x&nbsp;&gt;&nbsp;0&nbsp;and&nbsp;y&nbsp;&gt;&nbsp;0&nbsp;else&nbsp;'failure'<\/code><\/pre>\n\n\n\n<p><strong>\u6ce8\u610f<\/strong>\uff1a\u4fdd\u6301\u53ef\u8bfb\u6027\uff0c\u590d\u6742\u60c5\u51b5\u8003\u8651\u51fd\u6570\u6216\u65b9\u6cd5\u5c01\u88c5\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"12_%E5%88%A9%E7%94%A8%E6%9D%A1%E4%BB%B6%E8%A1%A8%E8%BE%BE%E5%BC%8F%E8%BF%9B%E8%A1%8C%E5%88%97%E8%A1%A8%E8%BF%87%E6%BB%A4\"><\/span><strong>12. \u5229\u7528\u6761\u4ef6\u8868\u8fbe\u5f0f\u8fdb\u884c\u5217\u8868\u8fc7\u6ee4<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>\u5b9e\u4f8b<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>numbers&nbsp;=&nbsp;&#91;1,&nbsp;2,&nbsp;3,&nbsp;4,&nbsp;5]<br>filtered_numbers&nbsp;=&nbsp;&#91;n&nbsp;for&nbsp;n&nbsp;in&nbsp;numbers&nbsp;if&nbsp;n&nbsp;%&nbsp;2&nbsp;==&nbsp;0]<br><em>#&nbsp;\u6216\u4f7f\u7528\u6761\u4ef6\u8868\u8fbe\u5f0f\u7b80\u5316\u5224\u65ad<\/em><br>filtered_numbers&nbsp;=&nbsp;&#91;n&nbsp;for&nbsp;n&nbsp;in&nbsp;numbers&nbsp;if&nbsp;(n&nbsp;%&nbsp;2&nbsp;==&nbsp;0)]<br>print(filtered_numbers)&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;&#91;2,&nbsp;4]<\/em><\/code><\/pre>\n\n\n\n<p><strong>\u7406\u89e3<\/strong>\uff1a\u6761\u4ef6\u8868\u8fbe\u5f0f\u5728\u5217\u8868\u63a8\u5bfc\u4e2d\u7684\u5f3a\u5927\u4f5c\u7528\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"13_%E9%80%BB%E8%BE%91%E4%B8%8E%E7%9F%AD%E8%B7%AF%E7%89%B9%E6%80%A7\"><\/span><strong>13. \u903b\u8f91\u4e0e\u77ed\u8def\u7279\u6027<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p><strong>\u5e94\u7528<\/strong>\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>x&nbsp;=&nbsp;5<br>y&nbsp;=&nbsp;0<br>result&nbsp;=&nbsp;x&nbsp;if&nbsp;x&nbsp;and&nbsp;y&nbsp;else&nbsp;'Both&nbsp;are&nbsp;not&nbsp;zero'<br>print(result)&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;Both&nbsp;are&nbsp;not&nbsp;zero<\/em><\/code><\/pre>\n\n\n\n<p><strong>\u89e3\u91ca<\/strong>\uff1a<code>and<\/code>\u64cd\u4f5c\u7b26\u7684\u77ed\u8def\u7279\u6027\uff0c<code>y<\/code>\u672a\u88ab\u8bc4\u4f30\uff0c\u907f\u514d\u4e86\u9664\u4ee5\u96f6\u7684\u9519\u8bef\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"14_%E5%AE%9E%E6%88%98%E6%A1%88%E4%BE%8B%EF%BC%9A%E5%8A%A8%E6%80%81%E9%85%8D%E7%BD%AE%E8%AE%BE%E7%BD%AE\"><\/span><strong>14. \u5b9e\u6218\u6848\u4f8b\uff1a\u52a8\u6001\u914d\u7f6e\u8bbe\u7f6e<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u5047\u8bbe\u6211\u4eec\u6839\u636e\u73af\u5883\u53d8\u91cf\u52a8\u6001\u8bbe\u7f6e\u65e5\u5fd7\u7ea7\u522b\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import&nbsp;os<br>LOG_LEVEL&nbsp;=&nbsp;os.environ.get('LOG_LEVEL',&nbsp;'INFO')<br>log_level&nbsp;=&nbsp;'DEBUG'&nbsp;if&nbsp;LOG_LEVEL.lower()&nbsp;==&nbsp;'debug'&nbsp;else&nbsp;'INFO'<br>print(log_level)<\/code><\/pre>\n\n\n\n<p><strong>\u5206\u6790<\/strong>\uff1a\u6839\u636e\u73af\u5883\u53d8\u91cf\u7075\u6d3b\u8c03\u6574\uff0c\u4fdd\u6301\u4ee3\u7801\u7684\u9002\u5e94\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"15_%E6%9C%80%E5%90%8E%E7%9A%84%E6%80%9D%E8%80%83%EF%BC%9A%E5%B9%B3%E8%A1%A1%E7%AE%80%E6%B4%81%E4%B8%8E%E5%8F%AF%E8%AF%BB%E6%80%A7\"><\/span><strong>15. \u6700\u540e\u7684\u601d\u8003\uff1a\u5e73\u8861\u7b80\u6d01\u4e0e\u53ef\u8bfb\u6027<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>\u867d\u7136\u6761\u4ef6\u8868\u8fbe\u5f0f\u8ba9\u4ee3\u7801\u66f4\u52a0\u7d27\u51d1\uff0c\u4f46\u8fc7\u5ea6\u4f7f\u7528\u4f1a\u964d\u4f4e\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3002\u5728\u8ffd\u6c42\u7b80\u6d01\u7684\u540c\u65f6\uff0c\u786e\u4fdd\u4ee3\u7801\u5bf9\u4e8e\u5176\u4ed6\u5f00\u53d1\u8005\u6765\u8bf4\u4e5f\u662f\u76f4\u89c2\u6613\u61c2\u7684\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5f15\u8a00 \u5728Python\u7684\u4e16\u754c\u91cc\uff0c\u7b80\u6d01\u88ab\u89c6\u4e3a\u4e00\u79cd\u7f8e\u5fb7\u3002\u6761\u4ef6\u8868\u8fbe\u5f0f\u4f5c\u4e3aPython\u4e2d\u4e00\u79cd\u7075\u6d3b\u7684\u63a7\u5236\u7ed3\u6784\uff0c\u4e0d&hellip; <a href=\"http:\/\/viplao.com\/index.php\/2024\/11\/10\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-python%e6%9d%a1%e4%bb%b6%e8%a1%a8%e8%be%be%e5%bc%8f%e4%bc%98%e5%8c%96%e7%9a%8415%e4%b8%aa%e5%ae%9e%e4%be%8b\/\" 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\u8868\u8fbe\u5f0f\u4f18\u5316\u768415\u4e2a\u5b9e\u4f8b<\/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":546,"_links":{"self":[{"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/posts\/2908"}],"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=2908"}],"version-history":[{"count":1,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/posts\/2908\/revisions"}],"predecessor-version":[{"id":2909,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/posts\/2908\/revisions\/2909"}],"wp:attachment":[{"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/media?parent=2908"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/categories?post=2908"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/tags?post=2908"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}