{"id":2933,"date":"2024-11-16T20:34:29","date_gmt":"2024-11-16T12:34:29","guid":{"rendered":"http:\/\/viplao.com\/?p=2933"},"modified":"2024-11-16T20:34:31","modified_gmt":"2024-11-16T12:34:31","slug":"python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-%e4%b8%80%e9%94%ae%e6%8e%8c%e6%8f%a1%ef%bc%9apython%e5%87%bd%e6%95%b0%e5%a3%b0%e6%98%8e%e4%b8%8e%e8%b0%83%e7%94%a8%e7%9a%8420%e4%b8%aa","status":"publish","type":"post","link":"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-%e4%b8%80%e9%94%ae%e6%8e%8c%e6%8f%a1%ef%bc%9apython%e5%87%bd%e6%95%b0%e5%a3%b0%e6%98%8e%e4%b8%8e%e8%b0%83%e7%94%a8%e7%9a%8420%e4%b8%aa\/","title":{"rendered":"PYTHON\u57fa\u7840\u6280\u80fd \u2013\u00a0\u4e00\u952e\u638c\u63e1\uff1aPython\u51fd\u6570\u58f0\u660e\u4e0e\u8c03\u7528\u768420\u4e2a\u6700\u4f73\u5b9e\u8df5"},"content":{"rendered":"\n<p>\u4eca\u5929\u6211\u4eec\u8981\u4e00\u8d77\u63a2\u7d22\u7684\u662fPython\u4e16\u754c\u4e2d\u7684\u4e00\u5757\u57fa\u77f3\u2014\u2014<strong>\u51fd\u6570<\/strong>\uff01\u60f3\u8c61\u4e00\u4e0b\uff0c\u50cf\u9b54\u672f\u5e08\u4e00\u6837\uff0c\u8f7b\u8f7b\u4e00\u6325\u624b\uff0c\u590d\u6742\u7684\u4efb\u52a1\u5c31\u88ab\u5c01\u88c5\u6210\u7b80\u6d01\u7684\u547d\u4ee4\uff0c\u8fd9\u5c31\u662f\u51fd\u6570\u7684\u9b45\u529b\u3002\u4e0b\u9762\uff0c\u8ba9\u6211\u4eec\u7528\u6700\u63a5\u5730\u6c14\u7684\u65b9\u5f0f\uff0c\u63ed\u5f00\u5b83\u7684\u795e\u79d8\u9762\u7eb1\uff0c\u638c\u63e1\u90a3\u4e9b\u8ba9\u4ee3\u7801\u98de\u8d77\u6765\u768420\u4e2a\u5c0f\u6280\u5de7\u3002<\/p>\n\n\n\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 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 eztoc-toggle-hide-by-default' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-%e4%b8%80%e9%94%ae%e6%8e%8c%e6%8f%a1%ef%bc%9apython%e5%87%bd%e6%95%b0%e5%a3%b0%e6%98%8e%e4%b8%8e%e8%b0%83%e7%94%a8%e7%9a%8420%e4%b8%aa\/#1_%E5%9F%BA%E7%A1%80%E4%B8%AD%E7%9A%84%E5%9F%BA%E7%A1%80%EF%BC%9AHello_Function\" title=\"1. \u57fa\u7840\u4e2d\u7684\u57fa\u7840\uff1aHello, Function!\">1. \u57fa\u7840\u4e2d\u7684\u57fa\u7840\uff1aHello, Function!<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-%e4%b8%80%e9%94%ae%e6%8e%8c%e6%8f%a1%ef%bc%9apython%e5%87%bd%e6%95%b0%e5%a3%b0%e6%98%8e%e4%b8%8e%e8%b0%83%e7%94%a8%e7%9a%8420%e4%b8%aa\/#2_%E5%8F%82%E6%95%B0%E4%BC%A0%E9%80%92%EF%BC%9A%E4%BD%8D%E7%BD%AEVS%E5%85%B3%E9%94%AE%E5%AD%97\" title=\"2. \u53c2\u6570\u4f20\u9012\uff1a\u4f4d\u7f6eVS\u5173\u952e\u5b57\">2. \u53c2\u6570\u4f20\u9012\uff1a\u4f4d\u7f6eVS\u5173\u952e\u5b57<\/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\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-%e4%b8%80%e9%94%ae%e6%8e%8c%e6%8f%a1%ef%bc%9apython%e5%87%bd%e6%95%b0%e5%a3%b0%e6%98%8e%e4%b8%8e%e8%b0%83%e7%94%a8%e7%9a%8420%e4%b8%aa\/#3_args_%E5%92%8C_kwargs%EF%BC%9A%E6%97%A0%E9%99%90%E5%8F%82%E6%95%B0%E7%9A%84%E7%A7%98%E5%AF%86\" title=\"3. *args \u548c **kwargs\uff1a\u65e0\u9650\u53c2\u6570\u7684\u79d8\u5bc6\">3. *args \u548c **kwargs\uff1a\u65e0\u9650\u53c2\u6570\u7684\u79d8\u5bc6<\/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\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-%e4%b8%80%e9%94%ae%e6%8e%8c%e6%8f%a1%ef%bc%9apython%e5%87%bd%e6%95%b0%e5%a3%b0%e6%98%8e%e4%b8%8e%e8%b0%83%e7%94%a8%e7%9a%8420%e4%b8%aa\/#4_%E8%BF%94%E5%9B%9E%E5%80%BC%E4%B8%8D%E5%8F%AA%E6%98%AF%E4%B8%80%E4%B8%AA\" title=\"4. \u8fd4\u56de\u503c\u4e0d\u53ea\u662f\u4e00\u4e2a\">4. \u8fd4\u56de\u503c\u4e0d\u53ea\u662f\u4e00\u4e2a<\/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\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-%e4%b8%80%e9%94%ae%e6%8e%8c%e6%8f%a1%ef%bc%9apython%e5%87%bd%e6%95%b0%e5%a3%b0%e6%98%8e%e4%b8%8e%e8%b0%83%e7%94%a8%e7%9a%8420%e4%b8%aa\/#5_%E6%96%87%E6%A1%A3%E5%AD%97%E7%AC%A6%E4%B8%B2%EF%BC%9A%E8%AE%A9%E4%BB%A3%E7%A0%81%E4%BC%9A%E8%AF%B4%E8%AF%9D\" title=\"5. \u6587\u6863\u5b57\u7b26\u4e32\uff1a\u8ba9\u4ee3\u7801\u4f1a\u8bf4\u8bdd\">5. \u6587\u6863\u5b57\u7b26\u4e32\uff1a\u8ba9\u4ee3\u7801\u4f1a\u8bf4\u8bdd<\/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\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-%e4%b8%80%e9%94%ae%e6%8e%8c%e6%8f%a1%ef%bc%9apython%e5%87%bd%e6%95%b0%e5%a3%b0%e6%98%8e%e4%b8%8e%e8%b0%83%e7%94%a8%e7%9a%8420%e4%b8%aa\/#6_%E9%BB%98%E8%AE%A4%E5%8F%82%E6%95%B0%E7%9A%84%E5%9D%91\" title=\"6. \u9ed8\u8ba4\u53c2\u6570\u7684\u5751\">6. \u9ed8\u8ba4\u53c2\u6570\u7684\u5751<\/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\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-%e4%b8%80%e9%94%ae%e6%8e%8c%e6%8f%a1%ef%bc%9apython%e5%87%bd%e6%95%b0%e5%a3%b0%e6%98%8e%e4%b8%8e%e8%b0%83%e7%94%a8%e7%9a%8420%e4%b8%aa\/#7_%E5%8F%98%E9%87%8F%E4%BD%9C%E7%94%A8%E5%9F%9F%EF%BC%9A%E8%B0%81%E8%83%BD%E8%AE%BF%E9%97%AE%E6%88%91%EF%BC%9F\" title=\"7. \u53d8\u91cf\u4f5c\u7528\u57df\uff1a\u8c01\u80fd\u8bbf\u95ee\u6211\uff1f\">7. \u53d8\u91cf\u4f5c\u7528\u57df\uff1a\u8c01\u80fd\u8bbf\u95ee\u6211\uff1f<\/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\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-%e4%b8%80%e9%94%ae%e6%8e%8c%e6%8f%a1%ef%bc%9apython%e5%87%bd%e6%95%b0%e5%a3%b0%e6%98%8e%e4%b8%8e%e8%b0%83%e7%94%a8%e7%9a%8420%e4%b8%aa\/#8_%E9%9D%9E%E5%B1%80%E9%83%A8%E5%8F%98%E9%87%8F%E7%9A%84%E4%BF%AE%E6%94%B9\" title=\"8. \u975e\u5c40\u90e8\u53d8\u91cf\u7684\u4fee\u6539\">8. \u975e\u5c40\u90e8\u53d8\u91cf\u7684\u4fee\u6539<\/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\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-%e4%b8%80%e9%94%ae%e6%8e%8c%e6%8f%a1%ef%bc%9apython%e5%87%bd%e6%95%b0%e5%a3%b0%e6%98%8e%e4%b8%8e%e8%b0%83%e7%94%a8%e7%9a%8420%e4%b8%aa\/#9_%E9%97%AD%E5%8C%85%EF%BC%9A%E5%87%BD%E6%95%B0%E5%86%85%E7%9A%84%E5%87%BD%E6%95%B0\" title=\"9. \u95ed\u5305\uff1a\u51fd\u6570\u5185\u7684\u51fd\u6570\">9. \u95ed\u5305\uff1a\u51fd\u6570\u5185\u7684\u51fd\u6570<\/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\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-%e4%b8%80%e9%94%ae%e6%8e%8c%e6%8f%a1%ef%bc%9apython%e5%87%bd%e6%95%b0%e5%a3%b0%e6%98%8e%e4%b8%8e%e8%b0%83%e7%94%a8%e7%9a%8420%e4%b8%aa\/#10_%E8%A3%85%E9%A5%B0%E5%99%A8%EF%BC%9A%E7%BB%99%E5%87%BD%E6%95%B0%E7%A9%BF%E4%B8%8A%E8%8A%B1%E8%A1%A3\" title=\"10. \u88c5\u9970\u5668\uff1a\u7ed9\u51fd\u6570\u7a7f\u4e0a\u82b1\u8863\">10. \u88c5\u9970\u5668\uff1a\u7ed9\u51fd\u6570\u7a7f\u4e0a\u82b1\u8863<\/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\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-%e4%b8%80%e9%94%ae%e6%8e%8c%e6%8f%a1%ef%bc%9apython%e5%87%bd%e6%95%b0%e5%a3%b0%e6%98%8e%e4%b8%8e%e8%b0%83%e7%94%a8%e7%9a%8420%e4%b8%aa\/#%E9%AB%98%E7%BA%A7%E4%BD%BF%E7%94%A8%E5%9C%BA%E6%99%AF\" title=\"\u9ad8\u7ea7\u4f7f\u7528\u573a\u666f\">\u9ad8\u7ea7\u4f7f\u7528\u573a\u666f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-%e4%b8%80%e9%94%ae%e6%8e%8c%e6%8f%a1%ef%bc%9apython%e5%87%bd%e6%95%b0%e5%a3%b0%e6%98%8e%e4%b8%8e%e8%b0%83%e7%94%a8%e7%9a%8420%e4%b8%aa\/#11_%E9%80%92%E5%BD%92%EF%BC%9A%E8%87%AA%E5%B7%B1%E8%B0%83%E7%94%A8%E8%87%AA%E5%B7%B1%E7%9A%84%E8%89%BA%E6%9C%AF\" title=\"11. \u9012\u5f52\uff1a\u81ea\u5df1\u8c03\u7528\u81ea\u5df1\u7684\u827a\u672f\">11. \u9012\u5f52\uff1a\u81ea\u5df1\u8c03\u7528\u81ea\u5df1\u7684\u827a\u672f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-%e4%b8%80%e9%94%ae%e6%8e%8c%e6%8f%a1%ef%bc%9apython%e5%87%bd%e6%95%b0%e5%a3%b0%e6%98%8e%e4%b8%8e%e8%b0%83%e7%94%a8%e7%9a%8420%e4%b8%aa\/#12_%E5%8C%BF%E5%90%8D%E5%87%BD%E6%95%B0lambda%EF%BC%9A%E7%AE%80%E6%B4%81%E4%B9%8B%E7%BE%8E\" title=\"12. \u533f\u540d\u51fd\u6570lambda\uff1a\u7b80\u6d01\u4e4b\u7f8e\">12. \u533f\u540d\u51fd\u6570lambda\uff1a\u7b80\u6d01\u4e4b\u7f8e<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-%e4%b8%80%e9%94%ae%e6%8e%8c%e6%8f%a1%ef%bc%9apython%e5%87%bd%e6%95%b0%e5%a3%b0%e6%98%8e%e4%b8%8e%e8%b0%83%e7%94%a8%e7%9a%8420%e4%b8%aa\/#13_map%E5%87%BD%E6%95%B0%EF%BC%9A%E6%89%B9%E9%87%8F%E6%93%8D%E4%BD%9C%E7%9A%84%E8%89%BA%E6%9C%AF\" title=\"13. map()\u51fd\u6570\uff1a\u6279\u91cf\u64cd\u4f5c\u7684\u827a\u672f\">13. map()\u51fd\u6570\uff1a\u6279\u91cf\u64cd\u4f5c\u7684\u827a\u672f<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-%e4%b8%80%e9%94%ae%e6%8e%8c%e6%8f%a1%ef%bc%9apython%e5%87%bd%e6%95%b0%e5%a3%b0%e6%98%8e%e4%b8%8e%e8%b0%83%e7%94%a8%e7%9a%8420%e4%b8%aa\/#14_filter%E5%87%BD%E6%95%B0%EF%BC%9A%E7%AD%9B%E9%80%89%E9%AB%98%E6%89%8B\" title=\"14. filter()\u51fd\u6570\uff1a\u7b5b\u9009\u9ad8\u624b\">14. filter()\u51fd\u6570\uff1a\u7b5b\u9009\u9ad8\u624b<\/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\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-%e4%b8%80%e9%94%ae%e6%8e%8c%e6%8f%a1%ef%bc%9apython%e5%87%bd%e6%95%b0%e5%a3%b0%e6%98%8e%e4%b8%8e%e8%b0%83%e7%94%a8%e7%9a%8420%e4%b8%aa\/#15_reduce%E5%87%BD%E6%95%B0%EF%BC%9A%E7%B4%AF%E7%A7%AF%E8%AE%A1%E7%AE%97%E7%9A%84%E7%A7%98%E5%AF%86%E6%AD%A6%E5%99%A8\" title=\"15. reduce()\u51fd\u6570\uff1a\u7d2f\u79ef\u8ba1\u7b97\u7684\u79d8\u5bc6\u6b66\u5668\">15. reduce()\u51fd\u6570\uff1a\u7d2f\u79ef\u8ba1\u7b97\u7684\u79d8\u5bc6\u6b66\u5668<\/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\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-%e4%b8%80%e9%94%ae%e6%8e%8c%e6%8f%a1%ef%bc%9apython%e5%87%bd%e6%95%b0%e5%a3%b0%e6%98%8e%e4%b8%8e%e8%b0%83%e7%94%a8%e7%9a%8420%e4%b8%aa\/#16_%E5%81%8F%E5%87%BD%E6%95%B0partial%EF%BC%9A%E5%AE%9A%E5%88%B6%E5%8C%96%E7%9A%84%E4%BE%BF%E6%8D%B7\" title=\"16. \u504f\u51fd\u6570partial\uff1a\u5b9a\u5236\u5316\u7684\u4fbf\u6377\">16. \u504f\u51fd\u6570partial\uff1a\u5b9a\u5236\u5316\u7684\u4fbf\u6377<\/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\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-%e4%b8%80%e9%94%ae%e6%8e%8c%e6%8f%a1%ef%bc%9apython%e5%87%bd%e6%95%b0%e5%a3%b0%e6%98%8e%e4%b8%8e%e8%b0%83%e7%94%a8%e7%9a%8420%e4%b8%aa\/#17_%E9%80%92%E5%BD%92%E4%BC%98%E5%8C%96%E4%B8%8E%E5%B0%BE%E9%80%92%E5%BD%92\" title=\"17. \u9012\u5f52\u4f18\u5316\u4e0e\u5c3e\u9012\u5f52\">17. \u9012\u5f52\u4f18\u5316\u4e0e\u5c3e\u9012\u5f52<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-%e4%b8%80%e9%94%ae%e6%8e%8c%e6%8f%a1%ef%bc%9apython%e5%87%bd%e6%95%b0%e5%a3%b0%e6%98%8e%e4%b8%8e%e8%b0%83%e7%94%a8%e7%9a%8420%e4%b8%aa\/#18_%E9%97%AD%E5%8C%85%E8%BF%9B%E9%98%B6%EF%BC%9A%E6%95%B0%E6%8D%AE%E5%B0%81%E8%A3%85\" title=\"18. \u95ed\u5305\u8fdb\u9636\uff1a\u6570\u636e\u5c01\u88c5\">18. \u95ed\u5305\u8fdb\u9636\uff1a\u6570\u636e\u5c01\u88c5<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-%e4%b8%80%e9%94%ae%e6%8e%8c%e6%8f%a1%ef%bc%9apython%e5%87%bd%e6%95%b0%e5%a3%b0%e6%98%8e%e4%b8%8e%e8%b0%83%e7%94%a8%e7%9a%8420%e4%b8%aa\/#19_%E9%AB%98%E9%98%B6%E5%87%BD%E6%95%B0%EF%BC%9A%E5%87%BD%E6%95%B0%E7%9A%84%E5%87%BD%E6%95%B0\" title=\"19. \u9ad8\u9636\u51fd\u6570\uff1a\u51fd\u6570\u7684\u51fd\u6570\">19. \u9ad8\u9636\u51fd\u6570\uff1a\u51fd\u6570\u7684\u51fd\u6570<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-%e4%b8%80%e9%94%ae%e6%8e%8c%e6%8f%a1%ef%bc%9apython%e5%87%bd%e6%95%b0%e5%a3%b0%e6%98%8e%e4%b8%8e%e8%b0%83%e7%94%a8%e7%9a%8420%e4%b8%aa\/#20_%E8%A3%85%E9%A5%B0%E5%99%A8%E8%BF%9B%E9%98%B6%EF%BC%9A%E5%B8%A6%E5%8F%82%E6%95%B0%E7%9A%84%E8%A3%85%E9%A5%B0%E5%99%A8\" title=\"20. \u88c5\u9970\u5668\u8fdb\u9636\uff1a\u5e26\u53c2\u6570\u7684\u88c5\u9970\u5668\">20. \u88c5\u9970\u5668\u8fdb\u9636\uff1a\u5e26\u53c2\u6570\u7684\u88c5\u9970\u5668<\/a><\/li><\/ul><\/nav><\/div>\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"1_%E5%9F%BA%E7%A1%80%E4%B8%AD%E7%9A%84%E5%9F%BA%E7%A1%80%EF%BC%9AHello_Function\"><\/span><strong>1. \u57fa\u7840\u4e2d\u7684\u57fa\u7840\uff1aHello, Function!<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>def&nbsp;say_hello(name=\"World\"):<br>&nbsp;&nbsp;&nbsp;&nbsp;print(f\"Hello,&nbsp;{name}!\")<br><br>say_hello(\"Pythonista\")&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;Hello,&nbsp;Pythonista!<\/em><\/code><\/pre>\n\n\n\n<ul>\n<li>\u89e3\u5bc6\uff1a<code>def<\/code>\u662f\u5b9a\u4e49\u51fd\u6570\u7684\u5173\u952e\u8bcd\uff0c<code>say_hello<\/code>\u662f\u51fd\u6570\u540d\uff0c\u62ec\u53f7\u5185\u662f\u53c2\u6570\uff0c\u5982\u679c\u6ca1\u6709\u63d0\u4f9b\u53c2\u6570\uff0c\u5c31\u7528\u9ed8\u8ba4\u503c\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"2_%E5%8F%82%E6%95%B0%E4%BC%A0%E9%80%92%EF%BC%9A%E4%BD%8D%E7%BD%AEVS%E5%85%B3%E9%94%AE%E5%AD%97\"><\/span><strong>2. \u53c2\u6570\u4f20\u9012\uff1a\u4f4d\u7f6eVS\u5173\u952e\u5b57<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>def&nbsp;greet(firstName,&nbsp;lastName):<br>&nbsp;&nbsp;&nbsp;&nbsp;print(f\"Hi,&nbsp;I'm&nbsp;{firstName}&nbsp;{lastName}\")<br><br>greet(lastName=\"Smith\",&nbsp;firstName=\"John\")&nbsp;&nbsp;<em>#&nbsp;\u660e\u786e\u6307\u5b9a\u53c2\u6570\u540d<\/em><\/code><\/pre>\n\n\n\n<ul>\n<li>\u5c0f\u8d34\u58eb\uff1a\u901a\u8fc7\u540d\u5b57\u6307\u5b9a\u53c2\u6570\uff0c\u8ba9\u4ee3\u7801\u66f4\u6613\u8bfb\uff0c\u7279\u522b\u662f\u53c2\u6570\u591a\u65f6\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"3_args_%E5%92%8C_kwargs%EF%BC%9A%E6%97%A0%E9%99%90%E5%8F%82%E6%95%B0%E7%9A%84%E7%A7%98%E5%AF%86\"><\/span><strong>3. *args \u548c **kwargs\uff1a\u65e0\u9650\u53c2\u6570\u7684\u79d8\u5bc6<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>def&nbsp;super_greet(*names):&nbsp;&nbsp;<em>#&nbsp;*args&nbsp;\u6536\u96c6\u4f4d\u7f6e\u53c2\u6570<\/em><br>&nbsp;&nbsp;&nbsp;&nbsp;for&nbsp;name&nbsp;in&nbsp;names:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;print(f\"Hello,&nbsp;{name}!\")<br>&nbsp;&nbsp;&nbsp;&nbsp;<br>super_greet(\"Alice\",&nbsp;\"Bob\",&nbsp;\"Charlie\")&nbsp;&nbsp;<em>#&nbsp;\u591a\u4e2a\u540d\u5b57\u4e00\u6b21\u6027\u5904\u7406<\/em><br><br>def&nbsp;versatile_greet(**details):&nbsp;&nbsp;<em>#&nbsp;**kwargs&nbsp;\u6536\u96c6\u5173\u952e\u5b57\u53c2\u6570<\/em><br>&nbsp;&nbsp;&nbsp;&nbsp;for&nbsp;key,&nbsp;value&nbsp;in&nbsp;details.items():<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;print(f\"{key.title()}:&nbsp;{value}\")<br><br>versatile_greet(age=25,&nbsp;city=\"New&nbsp;York\")&nbsp;&nbsp;<em>#&nbsp;\u5173\u952e\u4fe1\u606f\u4e00\u7f51\u6253\u5c3d<\/em><\/code><\/pre>\n\n\n\n<ul>\n<li>\u795e\u5947\u4e4b\u5904\uff1a<code>*args<\/code>\u548c<code>**kwargs<\/code>\u8ba9\u4f60\u7684\u51fd\u6570\u53ef\u4ee5\u63a5\u53d7\u4efb\u610f\u6570\u91cf\u7684\u53c2\u6570\uff0c\u8d85\u7ea7\u7075\u6d3b\uff01<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"4_%E8%BF%94%E5%9B%9E%E5%80%BC%E4%B8%8D%E5%8F%AA%E6%98%AF%E4%B8%80%E4%B8%AA\"><\/span><strong>4. \u8fd4\u56de\u503c\u4e0d\u53ea\u662f\u4e00\u4e2a<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>def&nbsp;multiple_returns():<br>&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;\"Success\",&nbsp;200<br><br>result,&nbsp;status&nbsp;=&nbsp;multiple_returns()<br>print(result,&nbsp;status)&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;Success&nbsp;200<\/em><\/code><\/pre>\n\n\n\n<ul>\n<li>\u591a\u624d\u591a\u827a\uff1a\u51fd\u6570\u53ef\u4ee5\u8fd4\u56de\u591a\u4e2a\u503c\uff0c\u5176\u5b9e\u662f\u4ee5\u5143\u7ec4\u7684\u5f62\u5f0f\u8fd4\u56de\u7684\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"5_%E6%96%87%E6%A1%A3%E5%AD%97%E7%AC%A6%E4%B8%B2%EF%BC%9A%E8%AE%A9%E4%BB%A3%E7%A0%81%E4%BC%9A%E8%AF%B4%E8%AF%9D\"><\/span><strong>5. \u6587\u6863\u5b57\u7b26\u4e32\uff1a\u8ba9\u4ee3\u7801\u4f1a\u8bf4\u8bdd<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>def&nbsp;calculate_area(radius):<br>&nbsp;&nbsp;&nbsp;&nbsp;\"\"\"<br>&nbsp;&nbsp;&nbsp;&nbsp;\u8ba1\u7b97\u5706\u7684\u9762\u79ef\u3002<br>&nbsp;&nbsp;&nbsp;&nbsp;<br>&nbsp;&nbsp;&nbsp;&nbsp;\u53c2\u6570:<br>&nbsp;&nbsp;&nbsp;&nbsp;radius&nbsp;(float):&nbsp;\u5706\u7684\u534a\u5f84<br>&nbsp;&nbsp;&nbsp;&nbsp;<br>&nbsp;&nbsp;&nbsp;&nbsp;\u8fd4\u56de:<br>&nbsp;&nbsp;&nbsp;&nbsp;float:&nbsp;\u5706\u7684\u9762\u79ef<br>&nbsp;&nbsp;&nbsp;&nbsp;\"\"\"<br>&nbsp;&nbsp;&nbsp;&nbsp;import&nbsp;math<br>&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;math.pi&nbsp;*&nbsp;radius**2<br><br>print(calculate_area.__doc__)&nbsp;&nbsp;<em>#&nbsp;\u67e5\u770b\u6587\u6863\u5b57\u7b26\u4e32<\/em><\/code><\/pre>\n\n\n\n<ul>\n<li>\u6587\u660e\u4ea4\u6d41\uff1a\u826f\u597d\u7684\u6587\u6863\u5b57\u7b26\u4e32\u662f\u56e2\u961f\u5408\u4f5c\u7684\u6da6\u6ed1\u5242\uff0c\u4e5f\u662f\u81ea\u6211\u590d\u4e60\u7684\u597d\u5e2e\u624b\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"6_%E9%BB%98%E8%AE%A4%E5%8F%82%E6%95%B0%E7%9A%84%E5%9D%91\"><\/span><strong>6. \u9ed8\u8ba4\u53c2\u6570\u7684\u5751<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>def&nbsp;append_to_list(item,&nbsp;my_list=&#91;]):<br>&nbsp;&nbsp;&nbsp;&nbsp;my_list.append(item)<br>&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;my_list<br><br>print(append_to_list(1))&nbsp;&nbsp;<em>#&nbsp;&#91;1]<\/em><br>print(append_to_list(2))&nbsp;&nbsp;<em>#&nbsp;\u6ce8\u610f\uff01\u8fd9\u91cc\u4f1a\u662f&nbsp;&#91;1, 2]\uff0c\u4e0d\u662f\u9884\u671f\u7684&nbsp;&#91;2]<\/em><\/code><\/pre>\n\n\n\n<ul>\n<li>\u8b66\u544a\uff1a\u9ed8\u8ba4\u53c2\u6570\u5728\u51fd\u6570\u5b9a\u4e49\u65f6\u5c31\u521d\u59cb\u5316\u4e86\uff0c\u591a\u6b21\u8c03\u7528\u65f6\u4f1a\u4fdd\u7559\u4e4b\u524d\u7684\u503c\uff0c\u5c0f\u5fc3\u8fd9\u4e2a\u9677\u9631\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"7_%E5%8F%98%E9%87%8F%E4%BD%9C%E7%94%A8%E5%9F%9F%EF%BC%9A%E8%B0%81%E8%83%BD%E8%AE%BF%E9%97%AE%E6%88%91%EF%BC%9F\"><\/span><strong>7. \u53d8\u91cf\u4f5c\u7528\u57df\uff1a\u8c01\u80fd\u8bbf\u95ee\u6211\uff1f<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>x&nbsp;=&nbsp;\"global\"<br><br>def&nbsp;scope_test():<br>&nbsp;&nbsp;&nbsp;&nbsp;x&nbsp;=&nbsp;\"local\"<br>&nbsp;&nbsp;&nbsp;&nbsp;print(x)&nbsp;&nbsp;<em>#&nbsp;local<\/em><br><br>scope_test()<br>print(x)&nbsp;&nbsp;<em>#&nbsp;global<\/em><\/code><\/pre>\n\n\n\n<ul>\n<li>\u540d\u5b57\u6e38\u620f\uff1a\u5728\u51fd\u6570\u5185\u90e8\u5b9a\u4e49\u7684\u53d8\u91cf\u9ed8\u8ba4\u662f\u5c40\u90e8\u7684\uff0c\u4e0d\u4f1a\u5f71\u54cd\u5230\u5916\u90e8\u7684\u540c\u540d\u53d8\u91cf\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"8_%E9%9D%9E%E5%B1%80%E9%83%A8%E5%8F%98%E9%87%8F%E7%9A%84%E4%BF%AE%E6%94%B9\"><\/span><strong>8. \u975e\u5c40\u90e8\u53d8\u91cf\u7684\u4fee\u6539<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>y&nbsp;=&nbsp;10<br><br>def&nbsp;modify_outer():<br>&nbsp;&nbsp;&nbsp;&nbsp;global&nbsp;y&nbsp;&nbsp;<em>#&nbsp;\u544a\u8bc9Python\u4f60\u60f3\u4fee\u6539\u5916\u90e8\u7684y<\/em><br>&nbsp;&nbsp;&nbsp;&nbsp;y&nbsp;=&nbsp;20<br><br>modify_outer()<br>print(y)&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;20<\/em><\/code><\/pre>\n\n\n\n<ul>\n<li>\u7279\u6743\u64cd\u4f5c\uff1a\u4f7f\u7528<code>global<\/code>\u5173\u952e\u5b57\u53ef\u4ee5\u8ba9\u51fd\u6570\u5185\u90e8\u4fee\u6539\u5168\u5c40\u53d8\u91cf\uff0c\u4f46\u8981\u8c28\u614e\u4f7f\u7528\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"9_%E9%97%AD%E5%8C%85%EF%BC%9A%E5%87%BD%E6%95%B0%E5%86%85%E7%9A%84%E5%87%BD%E6%95%B0\"><\/span><strong>9. \u95ed\u5305\uff1a\u51fd\u6570\u5185\u7684\u51fd\u6570<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>def&nbsp;counter():<br>&nbsp;&nbsp;&nbsp;&nbsp;count&nbsp;=&nbsp;0<br>&nbsp;&nbsp;&nbsp;&nbsp;def&nbsp;increment():<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;nonlocal&nbsp;count<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;count&nbsp;+=&nbsp;1<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;count<br>&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;increment<br><br>my_counter&nbsp;=&nbsp;counter()<br>print(my_counter())&nbsp;&nbsp;<em>#&nbsp;1<\/em><br>print(my_counter())&nbsp;&nbsp;<em>#&nbsp;2<\/em><\/code><\/pre>\n\n\n\n<ul>\n<li>\u5185\u5916\u6709\u522b\uff1a\u95ed\u5305\u5141\u8bb8\u5185\u90e8\u51fd\u6570\u8bbf\u95ee\u5e76\u4fee\u6539\u5916\u90e8\u51fd\u6570\u7684\u53d8\u91cf\uff0c\u800c\u5916\u90e8\u51fd\u6570\u8fd4\u56de\u7684\u662f\u5185\u90e8\u51fd\u6570\u7684\u5f15\u7528\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"10_%E8%A3%85%E9%A5%B0%E5%99%A8%EF%BC%9A%E7%BB%99%E5%87%BD%E6%95%B0%E7%A9%BF%E4%B8%8A%E8%8A%B1%E8%A1%A3\"><\/span><strong>10. \u88c5\u9970\u5668\uff1a\u7ed9\u51fd\u6570\u7a7f\u4e0a\u82b1\u8863<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>def&nbsp;my_decorator(func):<br>&nbsp;&nbsp;&nbsp;&nbsp;def&nbsp;wrapper():<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;print(\"Something&nbsp;is&nbsp;happening&nbsp;before&nbsp;the&nbsp;function&nbsp;is&nbsp;called.\")<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;func()<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;print(\"Something&nbsp;is&nbsp;happening&nbsp;after&nbsp;the&nbsp;function&nbsp;is&nbsp;called.\")<br>&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;wrapper<br><br>@my_decorator<br>def&nbsp;say_hello():<br>&nbsp;&nbsp;&nbsp;&nbsp;print(\"Hello!\")<br><br>say_hello()<\/code><\/pre>\n\n\n\n<ul>\n<li>\u88c5\u9970\u751f\u6d3b\uff0c\u88c5\u9970\u51fd\u6570\uff1a\u88c5\u9970\u5668\u662fPython\u7684\u4e00\u5927\u7279\u8272\uff0c\u5b83\u53ef\u4ee5\u5728\u4e0d\u4fee\u6539\u539f\u51fd\u6570\u4ee3\u7801\u7684\u60c5\u51b5\u4e0b\u589e\u52a0\u65b0\u529f\u80fd\u3002<\/li>\n<\/ul>\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=\"%E9%AB%98%E7%BA%A7%E4%BD%BF%E7%94%A8%E5%9C%BA%E6%99%AF\"><\/span><strong>\u9ad8\u7ea7\u4f7f\u7528\u573a\u666f<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"11_%E9%80%92%E5%BD%92%EF%BC%9A%E8%87%AA%E5%B7%B1%E8%B0%83%E7%94%A8%E8%87%AA%E5%B7%B1%E7%9A%84%E8%89%BA%E6%9C%AF\"><\/span><strong>11. \u9012\u5f52\uff1a\u81ea\u5df1\u8c03\u7528\u81ea\u5df1\u7684\u827a\u672f<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>def&nbsp;factorial(n):<br>&nbsp;&nbsp;&nbsp;&nbsp;if&nbsp;n&nbsp;==&nbsp;1:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;1<br>&nbsp;&nbsp;&nbsp;&nbsp;else:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;n&nbsp;*&nbsp;factorial(n-1)<br><br>print(factorial(5))&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;120<\/em><\/code><\/pre>\n\n\n\n<ul>\n<li>\u65e0\u9650\u5faa\u73af\u7684\u667a\u6167\uff1a\u9012\u5f52\u662f\u89e3\u51b3\u67d0\u4e9b\u95ee\u9898\u7684\u5f3a\u5927\u5de5\u5177\uff0c\u4f46\u8981\u6ce8\u610f\u907f\u514d\u65e0\u9650\u5faa\u73af\uff0c\u786e\u4fdd\u6709\u4e00\u4e2a\u6e05\u6670\u7684\u7ec8\u6b62\u6761\u4ef6\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"12_%E5%8C%BF%E5%90%8D%E5%87%BD%E6%95%B0lambda%EF%BC%9A%E7%AE%80%E6%B4%81%E4%B9%8B%E7%BE%8E\"><\/span><strong>12. \u533f\u540d\u51fd\u6570lambda\uff1a\u7b80\u6d01\u4e4b\u7f8e<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>double&nbsp;=&nbsp;lambda&nbsp;x:&nbsp;x&nbsp;*&nbsp;2<br>print(double(5))&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;10<\/em><br><br>squared&nbsp;=&nbsp;lambda&nbsp;x:&nbsp;x**2<br>numbers&nbsp;=&nbsp;&#91;1,&nbsp;2,&nbsp;3]<br>print(list(map(squared,&nbsp;numbers)))&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;&#91;1,&nbsp;4,&nbsp;9]<\/em><\/code><\/pre>\n\n\n\n<ul>\n<li>\u4e00\u95ea\u5373\u901d\u7684\u7f8e\uff1alambda\u51fd\u6570\u9002\u5408\u7b80\u5355\u7684\u64cd\u4f5c\uff0c\u5b83\u4eec\u65e0\u9700\u5b9a\u4e49\u5373\u53ef\u4f7f\u7528\uff0c\u975e\u5e38\u9002\u5408\u7528\u5728\u9ad8\u9636\u51fd\u6570\u4e2d\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"13_map%E5%87%BD%E6%95%B0%EF%BC%9A%E6%89%B9%E9%87%8F%E6%93%8D%E4%BD%9C%E7%9A%84%E8%89%BA%E6%9C%AF\"><\/span><strong>13. map()\u51fd\u6570\uff1a\u6279\u91cf\u64cd\u4f5c\u7684\u827a\u672f<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>def&nbsp;square(n):<br>&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;n*n<br><br>numbers&nbsp;=&nbsp;&#91;1,&nbsp;2,&nbsp;3,&nbsp;4]<br>squared_numbers&nbsp;=&nbsp;list(map(square,&nbsp;numbers))<br>print(squared_numbers)&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;&#91;1,&nbsp;4,&nbsp;9,&nbsp;16]<\/em><br><br><em>#&nbsp;\u6216\u8005\u7528lambda\u7b80\u5316<\/em><br>simplified&nbsp;=&nbsp;list(map(lambda&nbsp;x:&nbsp;x*x,&nbsp;numbers))<br>print(simplified)&nbsp;&nbsp;<em>#&nbsp;\u540c\u4e0a<\/em><\/code><\/pre>\n\n\n\n<ul>\n<li>\u6279\u91cf\u5904\u7406\u597d\u5e2e\u624b\uff1amap\u51fd\u6570\u5bf9\u5e8f\u5217\u7684\u6bcf\u4e2a\u5143\u7d20\u5e94\u7528\u6307\u5b9a\u51fd\u6570\uff0c\u8fd4\u56de\u4e00\u4e2a\u8fed\u4ee3\u5668\u5bf9\u8c61\uff0c\u901a\u5e38\u8f6c\u6362\u4e3a\u5217\u8868\u4f7f\u7528\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"14_filter%E5%87%BD%E6%95%B0%EF%BC%9A%E7%AD%9B%E9%80%89%E9%AB%98%E6%89%8B\"><\/span><strong>14. filter()\u51fd\u6570\uff1a\u7b5b\u9009\u9ad8\u624b<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>def&nbsp;is_even(n):<br>&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;n&nbsp;%&nbsp;2&nbsp;==&nbsp;0<br><br>numbers&nbsp;=&nbsp;&#91;1,&nbsp;2,&nbsp;3,&nbsp;4,&nbsp;5,&nbsp;6]<br>even_numbers&nbsp;=&nbsp;list(filter(is_even,&nbsp;numbers))<br>print(even_numbers)&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;&#91;2,&nbsp;4,&nbsp;6]<\/em><br><br><em>#&nbsp;\u7b80\u5316\u7248<\/em><br>even_with_lambda&nbsp;=&nbsp;list(filter(lambda&nbsp;x:&nbsp;x&nbsp;%&nbsp;2&nbsp;==&nbsp;0,&nbsp;numbers))<br>print(even_with_lambda)&nbsp;&nbsp;<em>#&nbsp;\u540c\u4e0a<\/em><\/code><\/pre>\n\n\n\n<ul>\n<li>\u53ea\u9009\u5bf9\u7684\uff1afilter\u51fd\u6570\u6839\u636e\u63d0\u4f9b\u7684\u51fd\u6570\u6765\u7b5b\u9009\u5e8f\u5217\u4e2d\u7684\u5143\u7d20\uff0c\u8fd4\u56de\u4e00\u4e2a\u8fed\u4ee3\u5668\uff0c\u540c\u6837\u5e38\u7528list\u8f6c\u6362\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"15_reduce%E5%87%BD%E6%95%B0%EF%BC%9A%E7%B4%AF%E7%A7%AF%E8%AE%A1%E7%AE%97%E7%9A%84%E7%A7%98%E5%AF%86%E6%AD%A6%E5%99%A8\"><\/span><strong>15. reduce()\u51fd\u6570\uff1a\u7d2f\u79ef\u8ba1\u7b97\u7684\u79d8\u5bc6\u6b66\u5668<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>from&nbsp;functools&nbsp;import&nbsp;reduce<br><br>def&nbsp;accumulator(acc,&nbsp;item):<br>&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;acc&nbsp;+&nbsp;item<br><br>numbers&nbsp;=&nbsp;&#91;1,&nbsp;2,&nbsp;3,&nbsp;4]<br>sum_of_numbers&nbsp;=&nbsp;reduce(accumulator,&nbsp;numbers,&nbsp;0)<br>print(sum_of_numbers)&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;10<\/em><br><br><em>#&nbsp;\u6216\u7528lambda\u7b80\u5316<\/em><br>sum_with_lambda&nbsp;=&nbsp;reduce(lambda&nbsp;acc,&nbsp;item:&nbsp;acc&nbsp;+&nbsp;item,&nbsp;numbers,&nbsp;0)<br>print(sum_with_lambda)&nbsp;&nbsp;<em>#&nbsp;\u540c\u4e0a<\/em><\/code><\/pre>\n\n\n\n<ul>\n<li>\u7d2f\u79ef\u529b\u91cf\uff1areduce\u5c06\u4e00\u4e2a\u51fd\u6570\u5e94\u7528\u4e8e\u5e8f\u5217\u7684\u6240\u6709\u5143\u7d20\uff0c\u7d2f\u79ef\u7ed3\u679c\uff0c\u975e\u5e38\u9002\u5408\u6c42\u548c\u3001\u4e58\u79ef\u7b49\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"16_%E5%81%8F%E5%87%BD%E6%95%B0partial%EF%BC%9A%E5%AE%9A%E5%88%B6%E5%8C%96%E7%9A%84%E4%BE%BF%E6%8D%B7\"><\/span><strong>16. \u504f\u51fd\u6570partial\uff1a\u5b9a\u5236\u5316\u7684\u4fbf\u6377<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>from&nbsp;functools&nbsp;import&nbsp;partial<br><br>def&nbsp;power(base,&nbsp;exponent):<br>&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;base&nbsp;**&nbsp;exponent<br><br>square&nbsp;=&nbsp;partial(power,&nbsp;exponent=2)<br>print(square(5))&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;25<\/em><br><br>cube&nbsp;=&nbsp;partial(power,&nbsp;exponent=3)<br>print(cube(3))&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;27<\/em><\/code><\/pre>\n\n\n\n<ul>\n<li>\u5b9a\u5236\u4f60\u7684\u51fd\u6570\uff1a\u504f\u51fd\u6570\u53ef\u4ee5\u56fa\u5b9a\u539f\u51fd\u6570\u7684\u90e8\u5206\u53c2\u6570\uff0c\u751f\u6210\u65b0\u7684\u51fd\u6570\uff0c\u975e\u5e38\u9002\u7528\u4e8e\u9700\u8981\u591a\u6b21\u8c03\u7528\u4e14\u53c2\u6570\u53d8\u5316\u4e0d\u5927\u7684\u573a\u666f\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"17_%E9%80%92%E5%BD%92%E4%BC%98%E5%8C%96%E4%B8%8E%E5%B0%BE%E9%80%92%E5%BD%92\"><\/span><strong>17. \u9012\u5f52\u4f18\u5316\u4e0e\u5c3e\u9012\u5f52<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code><em>#&nbsp;\u6ce8\u610f\uff1aPython\u6807\u51c6\u89e3\u91ca\u5668\u4e0d\u76f4\u63a5\u652f\u6301\u5c3e\u9012\u5f52\u4f18\u5316<\/em><br>def&nbsp;factorial_tail(n,&nbsp;accumulator=1):<br>&nbsp;&nbsp;&nbsp;&nbsp;if&nbsp;n&nbsp;==&nbsp;1:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;accumulator<br>&nbsp;&nbsp;&nbsp;&nbsp;else:<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;factorial_tail(n-1,&nbsp;n*accumulator)<br><br>print(factorial_tail(5))&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;120<\/em><\/code><\/pre>\n\n\n\n<ul>\n<li>\u5c3e\u58f0\uff1a\u867d\u7136Python\u6ca1\u6709\u5185\u7f6e\u7684\u5c3e\u9012\u5f52\u4f18\u5316\uff0c\u7406\u89e3\u5c3e\u9012\u5f52\u7684\u6982\u5ff5\u5bf9\u7406\u89e3\u51fd\u6570\u8c03\u7528\u6808\u5f88\u6709\u5e2e\u52a9\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"18_%E9%97%AD%E5%8C%85%E8%BF%9B%E9%98%B6%EF%BC%9A%E6%95%B0%E6%8D%AE%E5%B0%81%E8%A3%85\"><\/span><strong>18. \u95ed\u5305\u8fdb\u9636\uff1a\u6570\u636e\u5c01\u88c5<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>def&nbsp;counter_maker():<br>&nbsp;&nbsp;&nbsp;&nbsp;count&nbsp;=&nbsp;0<br>&nbsp;&nbsp;&nbsp;&nbsp;def&nbsp;increment():<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;nonlocal&nbsp;count<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;count&nbsp;+=&nbsp;1<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;count<br>&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;increment<br><br>counter1&nbsp;=&nbsp;counter_maker()<br>counter2&nbsp;=&nbsp;counter_maker()<br><br>print(counter1(),&nbsp;counter1())&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;1&nbsp;2<\/em><br>print(counter2(),&nbsp;counter2())&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;1&nbsp;2<\/em><\/code><\/pre>\n\n\n\n<ul>\n<li>\u5de5\u5382\u6a21\u5f0f\uff1a\u95ed\u5305\u53ef\u4ee5\u7528\u6765\u521b\u5efa\u5177\u6709\u72ec\u7acb\u72b6\u6001\u7684\u51fd\u6570\uff0c\u7c7b\u4f3c\u4e8e\u9762\u5411\u5bf9\u8c61\u4e2d\u7684\u5b9e\u4f8b\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"19_%E9%AB%98%E9%98%B6%E5%87%BD%E6%95%B0%EF%BC%9A%E5%87%BD%E6%95%B0%E7%9A%84%E5%87%BD%E6%95%B0\"><\/span><strong>19. \u9ad8\u9636\u51fd\u6570\uff1a\u51fd\u6570\u7684\u51fd\u6570<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>def&nbsp;apply_operation(func,&nbsp;a,&nbsp;b):<br>&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;func(a,&nbsp;b)<br><br>add&nbsp;=&nbsp;lambda&nbsp;x,&nbsp;y:&nbsp;x&nbsp;+&nbsp;y<br>subtract&nbsp;=&nbsp;lambda&nbsp;x,&nbsp;y:&nbsp;x&nbsp;-&nbsp;y<br><br>print(apply_operation(add,&nbsp;5,&nbsp;3))&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;8<\/em><br>print(apply_operation(subtract,&nbsp;5,&nbsp;3))&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;2<\/em><\/code><\/pre>\n\n\n\n<ul>\n<li>\u51fd\u6570\u7684\u9b54\u529b\uff1a\u9ad8\u9636\u51fd\u6570\u53ef\u4ee5\u63a5\u53d7\u51fd\u6570\u4f5c\u4e3a\u53c2\u6570\u6216\u8fd4\u56de\u51fd\u6570\uff0c\u8fd9\u662f\u51fd\u6570\u5f0f\u7f16\u7a0b\u7684\u6838\u5fc3\u6982\u5ff5\u3002<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"20_%E8%A3%85%E9%A5%B0%E5%99%A8%E8%BF%9B%E9%98%B6%EF%BC%9A%E5%B8%A6%E5%8F%82%E6%95%B0%E7%9A%84%E8%A3%85%E9%A5%B0%E5%99%A8\"><\/span><strong>20. \u88c5\u9970\u5668\u8fdb\u9636\uff1a\u5e26\u53c2\u6570\u7684\u88c5\u9970\u5668<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<pre class=\"wp-block-code\"><code>def&nbsp;repeat(n):<br>&nbsp;&nbsp;&nbsp;&nbsp;def&nbsp;decorator(func):<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;def&nbsp;wrapper(*args,&nbsp;**kwargs):<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;for&nbsp;_&nbsp;in&nbsp;range(n):<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;func(*args,&nbsp;**kwargs)<br>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;wrapper<br>&nbsp;&nbsp;&nbsp;&nbsp;return&nbsp;decorator<br><br>@repeat(3)<br>def&nbsp;say_hello():<br>&nbsp;&nbsp;&nbsp;&nbsp;print(\"Hello!\")<br><br>say_hello()&nbsp;&nbsp;<em>#&nbsp;\u8f93\u51fa:&nbsp;Hello!&nbsp;Hello!&nbsp;Hello!<\/em><\/code><\/pre>\n\n\n\n<ul>\n<li>\u88c5\u9970\u5668\u7684\u65b0\u7ef4\u5ea6\uff1a\u5e26\u53c2\u6570\u7684\u88c5\u9970\u5668\u8ba9\u88c5\u9970\u5668\u672c\u8eab\u4e5f\u53d8\u5f97\u7075\u6d3b\uff0c\u53ef\u4ee5\u6839\u636e\u9700\u8981\u8c03\u6574\u884c\u4e3a\u3002<\/li>\n<\/ul>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>\u81f3\u6b64\uff0c\u6211\u4eec\u63a2\u7d22\u4e86Python\u51fd\u6570\u4ece\u57fa\u7840\u5230\u8fdb\u9636\u768420\u4e2a\u6700\u4f73\u5b9e\u8df5\uff0c\u6bcf\u4e00\u4e2a\u70b9\u90fd\u662f\u6253\u5f00\u65b0\u89c6\u91ce\u7684\u94a5\u5319\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4eca\u5929\u6211\u4eec\u8981\u4e00\u8d77\u63a2\u7d22\u7684\u662fPython\u4e16\u754c\u4e2d\u7684\u4e00\u5757\u57fa\u77f3\u2014\u2014\u51fd\u6570\uff01\u60f3\u8c61\u4e00\u4e0b\uff0c\u50cf\u9b54\u672f\u5e08\u4e00\u6837\uff0c\u8f7b\u8f7b\u4e00\u6325\u624b\uff0c\u590d\u6742&hellip; <a href=\"http:\/\/viplao.com\/index.php\/2024\/11\/16\/python%e5%9f%ba%e7%a1%80%e6%8a%80%e8%83%bd-%e4%b8%80%e9%94%ae%e6%8e%8c%e6%8f%a1%ef%bc%9apython%e5%87%bd%e6%95%b0%e5%a3%b0%e6%98%8e%e4%b8%8e%e8%b0%83%e7%94%a8%e7%9a%8420%e4%b8%aa\/\" class=\"more-link read-more\" rel=\"bookmark\">\u7ee7\u7eed\u9605\u8bfb <span class=\"screen-reader-text\">PYTHON\u57fa\u7840\u6280\u80fd \u2013\u00a0\u4e00\u952e\u638c\u63e1\uff1aPython\u51fd\u6570\u58f0\u660e\u4e0e\u8c03\u7528\u768420\u4e2a\u6700\u4f73\u5b9e\u8df5<\/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":935,"_links":{"self":[{"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/posts\/2933"}],"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=2933"}],"version-history":[{"count":1,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/posts\/2933\/revisions"}],"predecessor-version":[{"id":2934,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/posts\/2933\/revisions\/2934"}],"wp:attachment":[{"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/media?parent=2933"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/categories?post=2933"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/viplao.com\/index.php\/wp-json\/wp\/v2\/tags?post=2933"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}