{"id":60,"date":"2026-06-13T16:46:51","date_gmt":"2026-06-13T08:46:51","guid":{"rendered":"https:\/\/www.52runoob.com\/?p=60"},"modified":"2026-06-13T16:46:51","modified_gmt":"2026-06-13T08:46:51","slug":"python3-%e6%9d%a1%e4%bb%b6%e6%8e%a7%e5%88%b6","status":"publish","type":"post","link":"https:\/\/www.52runoob.com\/index.php\/2026\/06\/13\/python3-%e6%9d%a1%e4%bb%b6%e6%8e%a7%e5%88%b6\/","title":{"rendered":"Python3 \u6761\u4ef6\u63a7\u5236"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">\u5728 Python 3 \u4e2d\uff0c<strong>\u6761\u4ef6\u63a7\u5236 (Conditional Control)<\/strong> \u662f\u7a0b\u5e8f\u5b9e\u73b0\u5206\u652f\u903b\u8f91\u3001\u6839\u636e\u4e0d\u540c\u72b6\u6001\u505a\u51fa\u51b3\u7b56\u7684\u6838\u5fc3\u673a\u5236\u3002Python \u7684\u6761\u4ef6\u63a7\u5236\u8bed\u6cd5\u4ee5\u7b80\u6d01\u3001\u6613\u8bfb\u8457\u79f0\uff0c\u6452\u5f03\u4e86\u5176\u4ed6\u8bed\u8a00\u4e2d\u5e38\u89c1\u7684\u62ec\u53f7 <code>()<\/code> \u548c\u82b1\u62ec\u53f7 <code>{}<\/code>\uff0c\u5b8c\u5168\u4f9d\u8d56<strong>\u7f29\u8fdb<\/strong>\u6765\u5212\u5206\u4ee3\u7801\u5757\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u968f\u7740 Python 3.10 \u7684\u53d1\u5e03\uff0cPython \u5f15\u5165\u4e86\u9769\u547d\u6027\u7684<strong>\u7ed3\u6784\u5316\u6a21\u5f0f\u5339\u914d (<code>match...case<\/code>)<\/strong>\uff0c\u4f7f\u5f97\u6761\u4ef6\u63a7\u5236\u7684\u80fd\u529b\u5f97\u5230\u4e86\u8d28\u7684\u98de\u8dc3\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u4ee5\u4e0b\u662f\u5bf9 Python 3 \u6761\u4ef6\u63a7\u5236\u7684\u5168\u9762\u3001\u6df1\u5ea6\u89e3\u6790\uff0c\u6db5\u76d6\u4ece\u57fa\u7840\u8bed\u6cd5\u3001\u5e95\u5c42\u6c42\u503c\u673a\u5236\u3001\u73b0\u4ee3\u9ad8\u7ea7\u7279\u6027\u5230\u6700\u4f73\u5b9e\u8df5\u7684\u5b8c\u6574\u6307\u5357\u3002\uff08\u672c\u6587\u7bc7\u5e45\u8f83\u957f\uff0c\u65e8\u5728\u63d0\u4f9b\u4e00\u4efd\u53ef\u4f5c\u4e3a\u751f\u4ea7\u73af\u5883\u53c2\u8003\u624b\u518c\u7684\u6df1\u5ea6\u6307\u5357\uff09<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e00\u3001 \u6761\u4ef6\u63a7\u5236\u7684\u6838\u5fc3\u57fa\u77f3\uff1aTruthy \u4e0e Falsy \u503c<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u6df1\u5165\u8bed\u6cd5\u4e4b\u524d\uff0c\u5fc5\u987b\u7406\u89e3 Python \u5982\u4f55\u8bc4\u4f30\u4e00\u4e2a\u6761\u4ef6\u8868\u8fbe\u5f0f\u3002Python \u662f<strong>\u5f3a\u7c7b\u578b<\/strong>\u4f46<strong>\u52a8\u6001\u7c7b\u578b<\/strong>\u7684\u8bed\u8a00\uff0c\u5728 <code>if<\/code> \u6216 <code>while<\/code> \u8bed\u53e5\u4e2d\uff0cPython \u4f1a\u81ea\u52a8\u8c03\u7528\u5185\u7f6e\u7684 <code>bool()<\/code> \u51fd\u6570\u5c06\u8868\u8fbe\u5f0f\u8f6c\u6362\u4e3a\u5e03\u5c14\u503c\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728 Python \u4e2d\uff0c\u4ee5\u4e0b\u503c\u5728\u5e03\u5c14\u4e0a\u4e0b\u6587\u4e2d\u88ab\u89c6\u4e3a <strong>Falsy (\u5047\u503c)<\/strong>\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u5e38\u91cf\uff1a<code>None<\/code> \u548c <code>False<\/code><\/li>\n\n\n\n<li>\u6570\u503c\u96f6\uff1a<code>0<\/code>, <code>0.0<\/code>, <code>0j<\/code> (\u590d\u6570\u96f6), <code>Decimal(0)<\/code>, <code>Fraction(0, 1)<\/code><\/li>\n\n\n\n<li>\u7a7a\u5e8f\u5217\u6216\u96c6\u5408\uff1a<code>\"\"<\/code> (\u7a7a\u5b57\u7b26\u4e32), <code>''<\/code>, <code>[]<\/code> (\u7a7a\u5217\u8868), <code>()<\/code> (\u7a7a\u5143\u7ec4), <code>{}<\/code> (\u7a7a\u5b57\u5178), <code>set()<\/code> (\u7a7a\u96c6\u5408)<\/li>\n\n\n\n<li>\u81ea\u5b9a\u4e49\u5bf9\u8c61\uff1a\u5982\u679c\u5176\u7c7b\u5b9a\u4e49\u4e86 <code>__bool__()<\/code> \u65b9\u6cd5\u5e76\u8fd4\u56de <code>False<\/code>\uff0c\u6216\u5b9a\u4e49\u4e86 <code>__len__()<\/code> \u65b9\u6cd5\u5e76\u8fd4\u56de <code>0<\/code>\u3002<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u9664\u6b64\u4e4b\u5916\u7684\u6240\u6709\u503c\uff0c\u5747\u88ab\u89c6\u4e3a Truthy (\u771f\u503c)\u3002<\/strong><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\ud83c\udf1f Pythonic \u7684\u6761\u4ef6\u5224\u65ad\u6700\u4f73\u5b9e\u8df5<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u5229\u7528 Truthy\/Falsy \u7279\u6027\uff0c\u53ef\u4ee5\u5199\u51fa\u6781\u5176\u7b80\u6d01\u3001\u5730\u9053\u7684 Python \u4ee3\u7801\uff0c<strong>\u907f\u514d\u663e\u5f0f\u5730\u4e0e <code>True<\/code>\u3001<code>False<\/code> \u6216 <code>0<\/code>\u3001<code>len()<\/code> \u8fdb\u884c\u6bd4\u8f83<\/strong>\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><span>15<\/span><span>16<\/span><span>17<\/span><span>18<\/span><span>19<\/span><span>20<\/span><span>21<\/span><span>22<\/span><span>23<\/span><span>24<\/span><span>25<\/span><span>26<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\">my_list = [1, 2, 3]\nuser_input = &quot;&quot;\nconfig_value = 0\n\n# \u274c \u53cd\u6a21\u5f0f\uff1a\u5197\u4f59\u4e14\u4e0d\u7b26\u5408 Python \u98ce\u683c\nif len(my_list) &gt; 0:\n    pass\nif user_input == &quot;&quot;:\n    pass\nif config_value == 0:\n    pass\nif is_valid == True:  # \u7edd\u5bf9\u4e0d\u8981\u8fd9\u6837\u5199\uff01\n    pass\n\n# \u2705 \u63a8\u8350\u6a21\u5f0f\uff1a\u5229\u7528 Truthy\/Falsy \u9690\u5f0f\u8f6c\u6362\nif my_list:           # \u5217\u8868\u975e\u7a7a\u5373\u4e3a True\n    print(&quot;List has items&quot;)\n\nif not user_input:    # \u7a7a\u5b57\u7b26\u4e32\u4e3a False\uff0cnot False \u5373\u4e3a True\n    print(&quot;Input is empty&quot;)\n\nif not config_value:  # 0 \u4e3a False\n    print(&quot;Config is zero or missing&quot;)\n\nif is_valid:          # \u76f4\u63a5\u5224\u65ad\u5e03\u5c14\u53d8\u91cf\u672c\u8eab\n    pass<\/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\">\u4e8c\u3001 \u57fa\u7840\u6761\u4ef6\u8bed\u53e5\uff1a<code>if<\/code>, <code>elif<\/code>, <code>else<\/code><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Python \u7684\u6761\u4ef6\u5206\u652f\u7ed3\u6784\u6e05\u6670\u76f4\u89c2\u3002<code>elif<\/code> \u662f &#8220;else if&#8221; \u7684\u7f29\u5199\uff0c\u53ef\u4ee5\u6709\u96f6\u4e2a\u6216\u591a\u4e2a\u3002<code>else<\/code> \u5757\u662f\u53ef\u9009\u7684\uff0c\u4e14\u6700\u591a\u53ea\u80fd\u6709\u4e00\u4e2a\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">1. \u57fa\u672c\u8bed\u6cd5\u7ed3\u6784<\/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\">score = 85\n\nif score &gt;= 90:\n    print(&quot;Grade: A&quot;)\nelif score &gt;= 80:\n    print(&quot;Grade: B&quot;)\nelif score &gt;= 70:\n    print(&quot;Grade: C&quot;)\nelse:\n    print(&quot;Grade: F&quot;)<\/code><\/pre><\/div><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">2. \ud83c\udf1f Python \u7279\u8272\uff1a\u94fe\u5f0f\u6bd4\u8f83 (Chained Comparisons)<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Python \u5141\u8bb8\u5c06\u591a\u4e2a\u6bd4\u8f83\u8fd0\u7b97\u7b26\u8fde\u5199\uff0c\u8fd9\u5728\u6570\u5b66\u4e0a\u975e\u5e38\u76f4\u89c2\uff0c\u4e14\u6bd4\u4f7f\u7528 <code>and<\/code> \u8fde\u63a5\u66f4\u9ad8\u6548\uff08\u56e0\u4e3a\u4e2d\u95f4\u53d8\u91cf\u53ea\u4f1a\u88ab\u8ba1\u7b97\u4e00\u6b21\uff09\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\">age = 25\n\n# \u274c \u4f20\u7edf\u5199\u6cd5 (\u5176\u4ed6\u8bed\u8a00\u5e38\u89c1)\nif age &gt;= 18 and age &lt;= 65:\n    print(&quot;Working age&quot;)\n\n# \u2705 Pythonic \u5199\u6cd5\uff1a\u94fe\u5f0f\u6bd4\u8f83\nif 18 &lt;= age &lt;= 65:\n    print(&quot;Working age&quot;)\n\n# \u94fe\u5f0f\u6bd4\u8f83\u4e5f\u9002\u7528\u4e8e\u4e0d\u76f8\u7b49\u5224\u65ad\nx, y, z = 1, 2, 3\nif x &lt; y != z:  # \u7b49\u4ef7\u4e8e x &lt; y and y != z\n    print(&quot;Condition met&quot;)<\/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\">\u4e09\u3001 \u8fdb\u9636\u6761\u4ef6\u8868\u8fbe\u5f0f\uff1a\u4e09\u5143\u8fd0\u7b97\u7b26 (Ternary Operator)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u9700\u8981\u6839\u636e\u6761\u4ef6\u7b80\u5355\u5730\u4e3a\u53d8\u91cf\u8d4b\u503c\u6216\u8fd4\u56de\u4e00\u4e2a\u503c\u65f6\uff0c\u4f7f\u7528\u591a\u884c <code>if-else<\/code> \u4f1a\u663e\u5f97\u5197\u957f\u3002Python \u63d0\u4f9b\u4e86\u5185\u8054\u7684\u6761\u4ef6\u8868\u8fbe\u5f0f\uff08\u5e38\u88ab\u79f0\u4e3a\u4e09\u5143\u8fd0\u7b97\u7b26\uff09\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">1. \u8bed\u6cd5<\/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\">value_if_true if condition else value_if_false<\/code><\/pre><\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><em>\u6ce8\u610f\uff1a\u8fd9\u4e0e C\/Java \u4e2d\u7684 <code>condition ? true_val : false_val<\/code> \u987a\u5e8f\u4e0d\u540c\uff0cPython \u7684\u8bfb\u6cd5\u66f4\u63a5\u8fd1\u81ea\u7136\u8bed\u8a00\uff1a\u201c\u5982\u679c\u6761\u4ef6\u6210\u7acb\uff0c\u53d6\u8fd9\u4e2a\u503c\uff0c\u5426\u5219\u53d6\u90a3\u4e2a\u503c\u201d\u3002<\/em><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">2. \u5b9e\u7528\u573a\u666f<\/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><span>12<\/span><span>13<\/span><span>14<\/span><span>15<\/span><span>16<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\"># 1. \u7b80\u5355\u7684\u6761\u4ef6\u8d4b\u503c\nage = 20\nstatus = &quot;Adult&quot; if age &gt;= 18 else &quot;Minor&quot;\n\n# 2. \u63d0\u4f9b\u9ed8\u8ba4\u503c (\u7ed3\u5408 Truthy \u7279\u6027)\nuser_name = input_name if input_name else &quot;Anonymous&quot;\n# \u66f4 Pythonic \u7684\u5199\u6cd5\u662f\u5229\u7528 or \u7684\u77ed\u8def\u7279\u6027 (\u89c1\u7b2c\u4e94\u90e8\u5206)\nuser_name = input_name or &quot;Anonymous&quot;\n\n# 3. \u5728\u51fd\u6570\u8fd4\u56de\u4e2d\u4f7f\u7528\ndef get_discount(price, is_member):\n    return price * 0.8 if is_member else price\n\n# 4. \u5d4c\u5957\u4e09\u5143\u8fd0\u7b97\u7b26 (\u4e0d\u63a8\u8350\u8d85\u8fc7\u4e00\u5c42\uff0c\u4f1a\u964d\u4f4e\u53ef\u8bfb\u6027)\n# \u4ec5\u4f5c\u4e3a\u8bed\u6cd5\u5c55\u793a\uff1a\nresult = &quot;Positive&quot; if x &gt; 0 else (&quot;Zero&quot; if x == 0 else &quot;Negative&quot;)<\/code><\/pre><\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><em>\u26a0\ufe0f \u6700\u4f73\u5b9e\u8df5<\/em>\uff1a\u5982\u679c\u6761\u4ef6\u903b\u8f91\u53d8\u5f97\u590d\u6742\uff0c\u6216\u8005 <code>value_if_true<\/code> \/ <code>value_if_false<\/code> \u672c\u8eab\u662f\u590d\u6742\u7684\u8868\u8fbe\u5f0f\uff0c\u8bf7\u9000\u56de\u5230\u6807\u51c6\u7684 <code>if-else<\/code> \u8bed\u53e5\uff0c\u4ee5\u4fdd\u6301\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u56db\u3001 Python 3.10+ \u9769\u547d\u6027\u7279\u6027\uff1a\u7ed3\u6784\u5316\u6a21\u5f0f\u5339\u914d (<code>match...case<\/code>) \ud83c\udf1f<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728 Python 3.10 \u4e2d\uff0cPEP 634, 635, 636 \u5f15\u5165\u4e86 <code>match...case<\/code> \u8bed\u53e5\u3002\u8fd9<strong>\u4e0d\u662f<\/strong>\u4f20\u7edf C\/Java \u4e2d\u7b80\u5355\u7684 <code>switch-case<\/code>\uff0c\u800c\u662f\u5f3a\u5927\u7684<strong>\u7ed3\u6784\u5316\u6a21\u5f0f\u5339\u914d (Structural Pattern Matching)<\/strong>\u3002\u5b83\u5141\u8bb8\u4f60\u6839\u636e\u6570\u636e\u7684<strong>\u7ed3\u6784<\/strong>\u548c<strong>\u5185\u5bb9<\/strong>\u8fdb\u884c\u89e3\u5305\u548c\u5339\u914d\uff0c\u6781\u5927\u5730\u7b80\u5316\u4e86\u590d\u6742\u6761\u4ef6\u5206\u652f\u7684\u4ee3\u7801\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">1. \u57fa\u7840\u5b57\u9762\u91cf\u5339\u914d (\u7c7b\u4f3c switch-case)<\/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><span>12<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\">def handle_http_status(status_code):\n    match status_code:\n        case 200:\n            return &quot;OK&quot;\n        case 404:\n            return &quot;Not Found&quot;\n        case 500 | 502 | 503:  # \u4f7f\u7528 | \u8fdb\u884c OR \u5339\u914d\n            return &quot;Server Error&quot;\n        case _:                 # _ \u662f\u901a\u914d\u7b26\uff0c\u5339\u914d\u4efb\u4f55\u503c (\u7c7b\u4f3c default)\n            return &quot;Unknown Status&quot;\n\nprint(handle_http_status(404))  # Not Found<\/code><\/pre><\/div><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">2. \u7ed3\u6784\u89e3\u5305\u5339\u914d (Sequence &amp; Mapping Patterns)<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u662f\u6a21\u5f0f\u5339\u914d\u6700\u5f3a\u5927\u7684\u5730\u65b9\uff0c\u53ef\u4ee5\u76f4\u63a5\u5728 <code>case<\/code> \u4e2d\u89e3\u6784\u5217\u8868\u3001\u5143\u7ec4\u6216\u5b57\u5178\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\"># \u5339\u914d\u5217\u8868\/\u5143\u7ec4\u7684\u7ed3\u6784\ndef process_command(command):\n    match command:\n        case [&quot;quit&quot;]:\n            print(&quot;Exiting...&quot;)\n        case [&quot;move&quot;, direction, steps]:\n            print(f&quot;Moving {steps} steps {direction}&quot;)\n        case [&quot;connect&quot;, host, port]:\n            print(f&quot;Connecting to {host}:{port}&quot;)\n        case _:\n            print(&quot;Invalid command format&quot;)\n\nprocess_command([&quot;move&quot;, &quot;north&quot;, 10])  # \u8f93\u51fa: Moving 10 steps north\nprocess_command([&quot;quit&quot;])               # \u8f93\u51fa: Exiting...<\/code><\/pre><\/div><\/div>\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><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\"># \u5339\u914d\u5b57\u5178\u7684\u7ed3\u6784 (\u53ea\u5173\u5fc3\u5b58\u5728\u7684\u952e\uff0c\u5ffd\u7565\u591a\u4f59\u7684\u952e)\ndef process_event(event):\n    match event:\n        case {&quot;type&quot;: &quot;click&quot;, &quot;x&quot;: x, &quot;y&quot;: y}:\n            print(f&quot;Clicked at ({x}, {y})&quot;)\n        case {&quot;type&quot;: &quot;key_press&quot;, &quot;key&quot;: key}:\n            print(f&quot;Key pressed: {key}&quot;)\n        case _:\n            print(&quot;Unknown event&quot;)\n\nprocess_event({&quot;type&quot;: &quot;click&quot;, &quot;x&quot;: 100, &quot;y&quot;: 200, &quot;timestamp&quot;: 12345}) \n# \u8f93\u51fa: Clicked at (100, 200) (timestamp \u88ab\u5ffd\u7565\uff0c\u5339\u914d\u4f9d\u7136\u6210\u529f)<\/code><\/pre><\/div><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">3. \u53d8\u91cf\u7ed1\u5b9a\u4e0e\u5b88\u536b (Guards)<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u5339\u914d\u7ed3\u6784\u7684\u540c\u65f6\uff0c\u53ef\u4ee5\u5c06\u5339\u914d\u5230\u7684\u503c\u7ed1\u5b9a\u5230\u53d8\u91cf\uff0c\u5e76\u4f7f\u7528 <code>if<\/code> \u5b88\u536b\u6dfb\u52a0\u989d\u5916\u7684\u6761\u4ef6\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><span>15<\/span><span>16<\/span><span>17<\/span><span>18<\/span><span>19<\/span><span>20<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\">from dataclasses import dataclass\n\n@dataclass\nclass Point:\n    x: int\n    y: int\n\ndef analyze_point(p):\n    match p:\n        # \u5339\u914d Point \u5bf9\u8c61\uff0c\u5e76\u5c06 x, y \u7ed1\u5b9a\u4e3a\u53d8\u91cf\uff0c\u4e14\u8981\u6c42 x &gt; 0\n        case Point(x=x, y=y) if x &gt; 0:\n            print(f&quot;Point is in right half-plane: ({x}, {y})&quot;)\n        # \u5339\u914d x=0 \u7684 Point\n        case Point(x=0, y=y):\n            print(f&quot;Point is on Y-axis: (0, {y})&quot;)\n        case _:\n            print(&quot;Other point&quot;)\n\nanalyze_point(Point(5, 10))  # Point is in right half-plane: (5, 10)\nanalyze_point(Point(0, -3))  # Point is on Y-axis: (0, -3)<\/code><\/pre><\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><em>\u26a0\ufe0f \u6ce8\u610f<\/em>\uff1a<code>match...case<\/code> \u662f Python 3.10 \u5f15\u5165\u7684\u3002\u5982\u679c\u4f60\u7684\u4ee3\u7801\u9700\u8981\u517c\u5bb9 Python 3.9 \u53ca\u4ee5\u4e0b\u7248\u672c\uff0c\u8bf7\u4f7f\u7528\u4f20\u7edf\u7684 <code>if-elif-else<\/code> \u6216\u5b57\u5178\u6620\u5c04\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u4e94\u3001 \u903b\u8f91\u8fd0\u7b97\u7b26\u4e0e\u77ed\u8def\u6c42\u503c (Short-Circuit Evaluation)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u590d\u6742\u7684\u6761\u4ef6\u5224\u65ad\u4e2d\uff0c<code>and<\/code>\u3001<code>or<\/code>\u3001<code>not<\/code> \u7684\u884c\u4e3a\u4e0d\u4ec5\u4ec5\u662f\u8fd4\u56de\u5e03\u5c14\u503c\uff0c\u5b83\u4eec\u8fd8\u9075\u5faa<strong>\u77ed\u8def\u6c42\u503c<\/strong>\u89c4\u5219\uff0c\u5e76<strong>\u8fd4\u56de\u51b3\u5b9a\u7ed3\u679c\u7684\u90a3\u4e2a\u64cd\u4f5c\u6570\u7684\u5b9e\u9645\u503c<\/strong>\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">1. \u77ed\u8def\u6c42\u503c\u89c4\u5219<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>A and B<\/code>\uff1a\u5982\u679c <code>A<\/code> \u4e3a Falsy\uff0c\u76f4\u63a5\u8fd4\u56de <code>A<\/code>\uff0c<strong>\u4e0d\u8ba1\u7b97 <code>B<\/code><\/strong>\u3002\u5982\u679c <code>A<\/code> \u4e3a Truthy\uff0c\u8fd4\u56de <code>B<\/code>\u3002<\/li>\n\n\n\n<li><code>A or B<\/code>\uff1a\u5982\u679c <code>A<\/code> \u4e3a Truthy\uff0c\u76f4\u63a5\u8fd4\u56de <code>A<\/code>\uff0c<strong>\u4e0d\u8ba1\u7b97 <code>B<\/code><\/strong>\u3002\u5982\u679c <code>A<\/code> \u4e3a Falsy\uff0c\u8fd4\u56de <code>B<\/code>\u3002<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\">2. \u5b9e\u9645\u5e94\u7528\uff1a\u907f\u514d\u9519\u8bef\u4e0e\u7b80\u5316\u4ee3\u7801<\/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><span>12<\/span><span>13<\/span><span>14<\/span><span>15<\/span><span>16<\/span><span>17<\/span><span>18<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\"># \u573a\u666f 1\uff1a\u5b89\u5168\u5730\u8bbf\u95ee\u5d4c\u5957\u5c5e\u6027 (\u907f\u514d AttributeError)\nuser = {&quot;name&quot;: &quot;Alice&quot;}\n# \u5982\u679c user \u4e3a None\uff0cuser.get \u4f1a\u62a5\u9519\u3002\u77ed\u8def\u6c42\u503c\u4fdd\u8bc1\u4e86\u5b89\u5168\u6027\u3002\nuser_name = user and user.get(&quot;name&quot;) \n\n# \u573a\u666f 2\uff1a\u4f18\u96c5\u5730\u63d0\u4f9b\u9ed8\u8ba4\u503c\n# \u5982\u679c input_name \u4e3a\u7a7a\u5b57\u7b26\u4e32 (Falsy)\uff0c\u5219\u8fd4\u56de &quot;Guest&quot;\nfinal_name = input_name or &quot;Guest&quot;\n\n# \u573a\u666f 3\uff1a\u907f\u514d\u6602\u8d35\u7684\u51fd\u6570\u8c03\u7528\ndef expensive_check():\n    print(&quot;Running expensive check...&quot;)\n    return True\n\nis_admin = False\n# \u56e0\u4e3a is_admin \u662f False\uff0cexpensive_check() \u6839\u672c\u4e0d\u4f1a\u88ab\u8c03\u7528\nif is_admin and expensive_check():\n    pass<\/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\">\u516d\u3001 \u5d4c\u5957\u6761\u4ef6\u4e0e\u4ee3\u7801\u91cd\u6784 (\u6700\u4f73\u5b9e\u8df5)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">\u6df1\u5c42\u5d4c\u5957\u7684 <code>if<\/code> \u8bed\u53e5\uff08\u5e38\u88ab\u79f0\u4e3a\u201c\u7bad\u5934\u578b\u4ee3\u7801\u201d\u6216\u201c\u5384\u8fd0\u91d1\u5b57\u5854\u201d\uff09\u4f1a\u4e25\u91cd\u635f\u5bb3\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u548c\u53ef\u7ef4\u62a4\u6027\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\">\u274c \u53cd\u6a21\u5f0f\uff1a\u6df1\u5c42\u5d4c\u5957<\/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><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\">def process_order(order):\n    if order is not None:\n        if order.is_paid:\n            if order.inventory &gt; 0:\n                print(&quot;Processing order...&quot;)\n                return True\n            else:\n                print(&quot;Out of stock&quot;)\n                return False\n        else:\n            print(&quot;Not paid&quot;)\n            return False\n    else:\n        print(&quot;Invalid order&quot;)\n        return False<\/code><\/pre><\/div><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">\u2705 \u6700\u4f73\u5b9e\u8df5\uff1a\u536b\u8bed\u53e5 (Guard Clauses) \/ \u63d0\u524d\u8fd4\u56de<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u901a\u8fc7\u53cd\u8f6c\u6761\u4ef6\uff0c\u5728\u51fd\u6570\u5f00\u5934\u5904\u7406\u5f02\u5e38\u6216\u8fb9\u754c\u60c5\u51b5\u5e76\u63d0\u524d <code>return<\/code>\uff0c\u53ef\u4ee5\u6781\u5927\u5730\u201c\u6241\u5e73\u5316\u201d\u4ee3\u7801\u7ed3\u6784\uff0c\u4f7f\u4e3b\u903b\u8f91\u4fdd\u6301\u5728\u6700\u5916\u5c42\u7f29\u8fdb\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><span>15<\/span><span>16<\/span><span>17<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\">def process_order(order):\n    # 1. \u536b\u8bed\u53e5\uff1a\u5904\u7406\u65e0\u6548\u6216\u5931\u8d25\u7684\u60c5\u51b5\uff0c\u63d0\u524d\u9000\u51fa\n    if order is None:\n        print(&quot;Invalid order&quot;)\n        return False\n\n    if not order.is_paid:\n        print(&quot;Not paid&quot;)\n        return False\n\n    if order.inventory &lt;= 0:\n        print(&quot;Out of stock&quot;)\n        return False\n\n    # 2. \u4e3b\u903b\u8f91\uff1a\u6b64\u65f6\u53ef\u4ee5\u786e\u4fe1\u6240\u6709\u524d\u63d0\u6761\u4ef6\u90fd\u5df2\u6ee1\u8db3\uff0c\u65e0\u9700\u6df1\u5c42\u5d4c\u5957\n    print(&quot;Processing order...&quot;)\n    return 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\">\u4e03\u3001 \u6838\u5fc3\u907f\u5751\u6307\u5357\u4e0e PEP 8 \u89c4\u8303<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\">1. <code>is<\/code> vs <code>==<\/code> \u7684\u81f4\u547d\u6df7\u6dc6<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>==<\/code> \u6bd4\u8f83\u7684\u662f<strong>\u503c (Value)<\/strong> \u662f\u5426\u76f8\u7b49\uff08\u8c03\u7528 <code>__eq__<\/code>\uff09\u3002<br>is<code>\u6bd4\u8f83\u7684\u662f**\u8eab\u4efd (Identity)**\uff0c\u5373\u4e24\u4e2a\u53d8\u91cf\u662f\u5426\u6307\u5411\u5185\u5b58\u4e2d\u7684**\u540c\u4e00\u4e2a\u5bf9\u8c61**\uff08\u8c03\u7528<\/code>id()`\uff09\u3002<\/li>\n<\/ul>\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><span>16<\/span><span>17<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\">a = [1, 2, 3]\nb = [1, 2, 3]\nc = a\n\nprint(a == b)  # True  (\u503c\u76f8\u7b49)\nprint(a is b)  # False (\u662f\u4e24\u4e2a\u4e0d\u540c\u7684\u5217\u8868\u5bf9\u8c61)\nprint(a is c)  # True  (\u6307\u5411\u540c\u4e00\u4e2a\u5bf9\u8c61)\n\n# \u26a0\ufe0f \u907f\u5751\uff1a\u6c38\u8fdc\u4e0d\u8981\u7528 is \u6765\u6bd4\u8f83\u6570\u5b57\u6216\u5b57\u7b26\u4e32\u7684\u503c (\u9664\u975e\u662f\u5355\u4f8b\u6a21\u5f0f\u5982 None)\nx = 1000\ny = 1000\nprint(x == y)  # True\nprint(x is y)  # \u5728\u4ea4\u4e92\u5f0f\u73af\u5883\u4e2d\u53ef\u80fd\u662f False (\u53d6\u51b3\u4e8e\u89e3\u91ca\u5668\u7684\u6574\u6570\u7f13\u5b58\u673a\u5236\uff0c\u4e0d\u8981\u4f9d\u8d56\u5b83\uff01)\n\n# \u2705 \u6b63\u786e\u505a\u6cd5\uff1a\u4e0e None \u6bd4\u8f83\u65f6\uff0c\u59cb\u7ec8\u4f7f\u7528 is \u6216 is not\nif value is None:\n    pass<\/code><\/pre><\/div><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">2. \u907f\u514d\u5728\u6761\u4ef6\u4e2d\u4f7f\u7528\u8d4b\u503c (Python 3.8 \u4e4b\u524d\u7684\u9650\u5236)<\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728 Python 3.8 \u4e4b\u524d\uff0c\u4f60\u4e0d\u80fd\u5728 <code>if<\/code> \u6761\u4ef6\u4e2d\u76f4\u63a5\u8d4b\u503c\u3002Python 3.8 \u5f15\u5165\u4e86<strong>\u6d77\u8c61\u8fd0\u7b97\u7b26 (<code>:=<\/code>)<\/strong>\uff0c\u5141\u8bb8\u5728\u8868\u8fbe\u5f0f\u5185\u90e8\u8d4b\u503c\uff0c\u8fd9\u5728\u5904\u7406\u6b63\u5219\u8868\u8fbe\u5f0f\u5339\u914d\u6216\u6587\u4ef6\u8bfb\u53d6\u65f6\u975e\u5e38\u6709\u7528\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><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\">import re\n\ntext = &quot;Order ID: 12345&quot;\n\n# \u274c \u4f20\u7edf\u5199\u6cd5\uff1a\u9700\u8981\u4e24\u884c\uff0c\u4e14\u8c03\u7528\u4e86\u4e24\u6b21 re.search (\u6216\u9700\u8981\u4fdd\u5b58\u53d8\u91cf)\nmatch = re.search(r&quot;Order ID: (\\d+)&quot;, text)\nif match:\n    print(f&quot;Found ID: {match.group(1)}&quot;)\n\n# \u2705 Python 3.8+ \u6d77\u8c61\u8fd0\u7b97\u7b26\u5199\u6cd5\uff1a\u7b80\u6d01\u4e14\u53ea\u8ba1\u7b97\u4e00\u6b21\nif match := re.search(r&quot;Order ID: (\\d+)&quot;, text):\n    print(f&quot;Found ID: {match.group(1)}&quot;)<\/code><\/pre><\/div><\/div>\n\n\n\n<h4 class=\"wp-block-heading\">3. \u5b57\u5178\u6620\u5c04\u66ff\u4ee3\u957f\u4e32 <code>if-elif<\/code><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u5f53\u4f60\u7684 <code>if-elif<\/code> \u94fe\u4ec5\u4ec5\u662f\u4e3a\u4e86\u6839\u636e\u4e00\u4e2a\u952e\u67e5\u627e\u5bf9\u5e94\u7684\u503c\u6216\u51fd\u6570\u65f6\uff0c\u4f7f\u7528\u5b57\u5178\u6620\u5c04 (Dictionary Mapping) \u662f $O(1)$ \u590d\u6742\u5ea6\u4e14\u66f4\u4f18\u96c5\u7684\u66ff\u4ee3\u65b9\u6848\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><span>15<\/span><span>16<\/span><span>17<\/span><span>18<\/span><span>19<\/span><span>20<\/span><span>21<\/span><\/div><pre class=\"chp-pre\" style=\"font-size:14px;\"><code class=\"language-plaintext\"># \u274c \u5197\u957f\u7684 if-elif\ndef get_status_message(code):\n    if code == 200:\n        return &quot;OK&quot;\n    elif code == 404:\n        return &quot;Not Found&quot;\n    elif code == 500:\n        return &quot;Server Error&quot;\n    else:\n        return &quot;Unknown&quot;\n\n# \u2705 \u4f18\u96c5\u7684\u5b57\u5178\u6620\u5c04\nSTATUS_MESSAGES = {\n    200: &quot;OK&quot;,\n    404: &quot;Not Found&quot;,\n    500: &quot;Server Error&quot;\n}\n\ndef get_status_message_optimized(code):\n    # \u4f7f\u7528 get \u63d0\u4f9b\u9ed8\u8ba4\u503c\n    return STATUS_MESSAGES.get(code, &quot;Unknown&quot;)<\/code><\/pre><\/div><\/div>\n\n\n\n<p class=\"wp-block-paragraph\"><em>(\u6ce8\uff1a\u5982\u679c\u6620\u5c04\u7684\u503c\u662f\u51fd\u6570\uff0c\u53ef\u4ee5\u5b58\u50a8\u51fd\u6570\u5f15\u7528\u5e76\u5728\u5339\u914d\u540e\u8c03\u7528\uff0c\u8fd9\u662f\u5b9e\u73b0\u7b56\u7565\u6a21\u5f0f\u6216\u72b6\u6001\u673a\u7684\u7ecf\u5178 Python \u6280\u5de7\u3002)<\/em><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u516b\u3001 \u603b\u7ed3<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Python 3 \u7684\u6761\u4ef6\u63a7\u5236\u673a\u5236\u5728\u4fdd\u6301\u6781\u7b80\u8bed\u6cd5\u7684\u540c\u65f6\uff0c\u63d0\u4f9b\u4e86\u6781\u5176\u5f3a\u5927\u7684\u8868\u8fbe\u80fd\u529b\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u9690\u5f0f\u5e03\u5c14\u8f6c\u6362<\/strong>\uff1a\u5145\u5206\u5229\u7528 Truthy\/Falsy \u7279\u6027\uff0c\u5199\u51fa\u7b80\u6d01\u7684 <code>if not my_list:<\/code> \u800c\u975e\u5197\u4f59\u7684\u957f\u5ea6\u68c0\u67e5\u3002<\/li>\n\n\n\n<li><strong>\u94fe\u5f0f\u6bd4\u8f83\u4e0e\u4e09\u5143\u8fd0\u7b97\u7b26<\/strong>\uff1a\u8ba9\u7b80\u5355\u7684\u6761\u4ef6\u903b\u8f91\u5982\u81ea\u7136\u8bed\u8a00\u822c\u6d41\u7545\u3002<\/li>\n\n\n\n<li><strong>\u7ed3\u6784\u5316\u6a21\u5f0f\u5339\u914d (<code>match...case<\/code>)<\/strong>\uff1aPython 3.10+ \u7684\u6740\u624b\u7ea7\u7279\u6027\uff0c\u5f7b\u5e95\u6539\u53d8\u4e86\u5904\u7406\u590d\u6742\u6570\u636e\u7ed3\u6784\u5206\u652f\u7684\u65b9\u5f0f\uff0c\u662f\u672a\u6765 Python \u5f00\u53d1\u7684\u91cd\u8981\u65b9\u5411\u3002<\/li>\n\n\n\n<li><strong>\u536b\u8bed\u53e5\u4e0e\u5b57\u5178\u6620\u5c04<\/strong>\uff1a\u901a\u8fc7\u91cd\u6784\u6280\u5de7\uff0c\u6d88\u706d\u201c\u5384\u8fd0\u91d1\u5b57\u5854\u201d\uff0c\u4fdd\u6301\u4ee3\u7801\u7684\u6241\u5e73\u4e0e\u9ad8\u53ef\u8bfb\u6027\u3002<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">\u638c\u63e1\u8fd9\u4e9b\u6761\u4ef6\u63a7\u5236\u7684\u7ec6\u8282\u4e0e\u6700\u4f73\u5b9e\u8df5\uff0c\u4e0d\u4ec5\u80fd\u907f\u514d\u5e38\u89c1\u7684\u903b\u8f91 Bug\uff0c\u66f4\u80fd\u8ba9\u4f60\u7684\u4ee3\u7801\u4ece\u201c\u80fd\u8fd0\u884c\u201d\u8dc3\u5347\u4e3a\u201c\u4f18\u96c5\u3001\u9ad8\u6548\u3001Pythonic\u201d\u7684\u4e13\u4e1a\u7ea7\u4ee3\u7801\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u4f60\u5bf9 <code>match...case<\/code> \u5728\u7279\u5b9a\u590d\u6742\u573a\u666f\uff08\u5982 AST \u8bed\u6cd5\u6811\u89e3\u6790\u3001\u590d\u6742 JSON \u5904\u7406\uff09\u4e0b\u7684\u5e94\u7528\uff0c\u6216\u8005\u5bf9 Python \u7684\u77ed\u8def\u6c42\u503c\u5e95\u5c42\u673a\u5236\u6709\u8fdb\u4e00\u6b65\u7684\u7591\u95ee\uff0c\u6b22\u8fce\u968f\u65f6\u6df1\u5165\u63a2\u8ba8\uff01<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5728 Python 3 \u4e2d\uff0c\u6761\u4ef6\u63a7\u5236 (Condit&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":["post-60","post","type-post","status-publish","format-standard","hentry","category-python-3-"],"_links":{"self":[{"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts\/60","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=60"}],"version-history":[{"count":1,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts\/60\/revisions"}],"predecessor-version":[{"id":61,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/posts\/60\/revisions\/61"}],"wp:attachment":[{"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/media?parent=60"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/categories?post=60"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.52runoob.com\/index.php\/wp-json\/wp\/v2\/tags?post=60"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}