{"id":7362,"date":"2023-04-07T23:33:08","date_gmt":"2023-04-07T15:33:08","guid":{"rendered":"https:\/\/www.5x44.cn\/?p=7362"},"modified":"2023-04-07T23:33:08","modified_gmt":"2023-04-07T15:33:08","slug":"python%e6%8e%92%e5%ba%8fsort%e6%96%b9%e6%b3%95%e7%9a%84key%e5%8f%82%e6%95%b0","status":"publish","type":"post","link":"https:\/\/www.5x44.cn\/?p=7362","title":{"rendered":"python\u6392\u5e8fsort\u65b9\u6cd5\u7684key\u53c2\u6570"},"content":{"rendered":"\n<p>key\u63a5\u6536\u4e00\u4e2a\u6709\u4e00\u4e2a<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-amber-color\">\u53c2\u6570<\/mark>\u7684\u51fd\u6570\uff0c\u8fd9\u4e2a<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-amber-color\">\u53c2\u6570<\/mark>\u5c31\u662f\u201c\u5f53\u524d\u201d\u8981\u6bd4\u8f83\u7684\u64cd\u4f5c\u6570\u3002\u56e0\u4e3a\u5728\u9ed8\u8ba4\u7684\u6bd4\u8f83\u89c4\u5219\u4e0d\u9002\u7528\u4e8e\u5f53\u524d\u60c5\u51b5\u65f6\uff0c\u5c31\u8981\u4f7f\u7528\u8fd9\u4e2aKey\u53c2\u6570\u3002\u6bd4\u5982\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>test_list = &#91;&#91;'aab', 23], &#91;'aac', 23], &#91;'aaa', 50], &#91;'ccc', 70], &#91;'bbb', 70],&#91;'aac',80]]\r\nif __name__ == '__main__':\r\n    test_list.sort(key=lambda x: (-x&#91;1], x&#91;0]))\r\n    print(test_list)\r\n<\/code><\/pre>\n\n\n\n<p>test_list\u5217\u8868\u4e2d\u6bcf\u4e2a\u5143\u7d20\u90fd\u662f\u4e00\u4e2a\u5217\u8868\uff0c\u6211\u4eec\u60f3\u4ee5\u6570\u5b57\u505a\u4e3a\u6bd4\u8f83\u7684\u4e3b\u952e\uff0c\u800c\u5b57\u6bcd\u505a\u4e3a\u6bd4\u8f83\u7684\u4ece\u952e\u65f6\u5c31\u8981\u7528\u5230key\u53c2\u6570\u548c<mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\"><strong>\u8fd4\u56de\u5143\u7ec4<\/strong><\/mark>\u8fd9\u4e2a\u6280\u672f\uff0c\u4e0a\u9762\u7684\u4f8b\u5b50\u662f\u4ee5\u6570\u5b57\u4e3a\u4e3b\u952e\u964d\u5e8f\u6392\u5217\uff0c\u5f53\u6570\u5b57\u76f8\u540c\u65f6\u6bd4\u8f83\u5b57\u6bcd\uff08\u5b57\u6bcd\u4e3a\u5347\u5e8f\uff09\uff0cx[1]\u524d\u9762\u7684\u8d1f\u53f7\u662f\u63a7\u5236\u6570\u5b57\u5347\u964d\u5e8f\u5217\u7684\uff0c\u56e0\u4e3asort\u65b9\u6cd5\u9ed8\u8ba4\u662f&lt;\u6bd4\u8f83\u3002<\/p>\n\n\n\n<p><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-vivid-red-color\">PS:\u8fd9\u4e2a\u8d1f\u53f7\u53ea\u80fd\u653e\u5230\u6570\u5b57\u524d\u9762\uff0c\u4e0d\u80fd\u653e\u5728\u5b57\u6bcd\u524d\u9762\uff0c\u56e0\u4e3a\u5728\u5b57\u6bcd\u524d\u9762\u52a0\u8d1f\u53f7\u6ca1\u6709\u610f\u4e49\u3002<\/mark><\/p>\n","protected":false},"excerpt":{"rendered":"<p>key\u63a5\u6536\u4e00\u4e2a\u6709\u4e00\u4e2a\u53c2\u6570\u7684\u51fd\u6570\uff0c\u8fd9\u4e2a\u53c2\u6570\u5c31\u662f\u201c\u5f53\u524d\u201d\u8981\u6bd4\u8f83\u7684\u64cd\u4f5c\u6570\u3002\u56e0\u4e3a\u5728\u9ed8\u8ba4\u7684\u6bd4\u8f83\u89c4\u5219\u4e0d\u9002\u7528\u4e8e\u5f53\u524d\u60c5\u51b5\u65f6\uff0c\u5c31\u8981\u4f7f\u7528\u8fd9\u4e2aKey\u53c2\u6570\u3002\u6bd4\u5982\uff1a test_list\u5217&#8230;<\/p>\n<p class=\"read-more\"><a class=\"btn btn-default\" href=\"https:\/\/www.5x44.cn\/?p=7362\"> Read More<span class=\"screen-reader-text\">  Read More<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[15],"tags":[],"class_list":["post-7362","post","type-post","status-publish","format-standard","hentry","category-python3"],"_links":{"self":[{"href":"https:\/\/www.5x44.cn\/index.php?rest_route=\/wp\/v2\/posts\/7362","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.5x44.cn\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.5x44.cn\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.5x44.cn\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.5x44.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=7362"}],"version-history":[{"count":1,"href":"https:\/\/www.5x44.cn\/index.php?rest_route=\/wp\/v2\/posts\/7362\/revisions"}],"predecessor-version":[{"id":7364,"href":"https:\/\/www.5x44.cn\/index.php?rest_route=\/wp\/v2\/posts\/7362\/revisions\/7364"}],"wp:attachment":[{"href":"https:\/\/www.5x44.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=7362"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.5x44.cn\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=7362"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.5x44.cn\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=7362"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}