{"id":2401,"date":"2022-03-02T18:45:03","date_gmt":"2022-03-02T09:45:03","guid":{"rendered":"https:\/\/aiacademy.jp\/media\/?p=2401"},"modified":"2022-05-21T18:13:32","modified_gmt":"2022-05-21T09:13:32","slug":"python-%e3%83%aa%e3%82%b9%e3%83%88%ef%bc%88list%ef%bc%89%e3%82%92-sort-%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95-%e3%80%90sorted%e3%80%91","status":"publish","type":"post","link":"https:\/\/aiacademy.jp\/media\/?p=2401","title":{"rendered":"Python \u30ea\u30b9\u30c8\uff08list\uff09\u3092 sort \u3059\u308b\u65b9\u6cd5 \u3010sorted()\u3011"},"content":{"rendered":"\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306fPython\u306e\u30ea\u30b9\u30c8\u3092\u30bd\u30fc\u30c8\u3059\u308b\u65b9\u6cd5\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p>Python\u3067\u30ea\u30b9\u30c8\u3092\u30bd\u30fc\u30c8\u3059\u308b\u65b9\u6cd5\u3068\u3057\u3066\u3001sort()\u30e1\u30bd\u30c3\u30c9\u3092\u5229\u7528\u3059\u308b\u65b9\u6cd5\u3068\u3001sorted()\u95a2\u6570\u3092\u5229\u7528\u3059\u308b\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001sorted()\u95a2\u6570\u306b\u95a2\u3057\u3066\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<p><a href=\"https:\/\/aiacademy.jp\/media\/?p=2395\">sort()\u95a2\u6570\u306b\u95a2\u3057\u306f\u3053\u3061\u3089\uff1aPython \u30ea\u30b9\u30c8\uff08list\uff09\u3092 sort \u3059\u308b\u65b9\u6cd5 \u3010sort()\u3011<\/a><\/p>\n\n\n\n<p><\/p>\n\n\n\n<div class=\"toc\">    <div id=\"toc_container\" class=\"sgb-toc--no-bullets js-smooth-scroll\" data-dialog-title=\"Table of Contents\">\n      <p class=\"toc_title\">\u76ee\u6b21 <\/p>\n      <ul class=\"toc_list\">  <li class=\"first\">    <span><\/span>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-0\">sorted()\u95a2\u6570<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-1\">\u5f15\u6570\u00a0key \u306b\u95a2\u3057\u3066\uff08 sorted() )<\/a>      <\/li>    <\/ul>  <\/li>  <li class=\"last\">    <a href=\"#i-2\">Python\u3092\u52b9\u7387\u3088\u304f\u5b66\u3076\u306b\u306f\uff1f<\/a>  <\/li><\/ul>\n      \n    <\/div><\/div><div class=\"toc\"><p><\/p>\n<\/div><h2 class=\"wp-block-heading\" id=\"i-0\">sorted()\u95a2\u6570<\/h2>\n\n\n\n<p><a rel=\"noreferrer noopener nofollow\" href=\"https:\/\/docs.python.org\/ja\/3\/library\/functions.html#sorted\" target=\"_blank\">sorted()<\/a>\u306f\u3001Python\u306e\u6a19\u6e96\u95a2\u6570\uff08\u7d44\u307f\u8fbc\u307f\u95a2\u6570\uff09\u3067\u3059\u3002sorted()\u306e\u5f15\u6570\u306b\u3001\u30bd\u30fc\u30c8\u3057\u305f\u3044\u30ea\u30b9\u30c8\u578b\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u30bd\u30fc\u30c8\u3055\u308c\u305f\u30ea\u30b9\u30c8\u3092\u8fd4\u3059\u3053\u3068\u304c\u51fa\u6765\u307e\u3059\u3002\u3053\u306e\u6642\u3001<code>sort()<\/code>\u30e1\u30bd\u30c3\u30c9\u3068\u7570\u306a\u308a\u3001\u5143\u306e\u30ea\u30b9\u30c8\u306f\u5909\u66f4\u3055\u308c\u307e\u305b\u3093\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>li = [8, 18, 2, 4, 6]\nprint('\u5143\u306e\u30ea\u30b9\u30c8', li) # \u5143\u306e\u30ea\u30b9\u30c8 [8, 18, 2, 4, 6]\n\nli = sorted(li)\nprint('\u30bd\u30fc\u30c8\u5f8c\u306e\u30ea\u30b9\u30c8', li) # \u30bd\u30fc\u30c8\u5f8c\u306e\u30ea\u30b9\u30c8 [2, 4, 6, 8, 18]<\/code><\/pre>\n\n\n\n<p><strong>\u51fa\u529b\u7d50\u679c<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>\u5143\u306e\u30ea\u30b9\u30c8 [8, 18, 2, 4, 6]\n\u30bd\u30fc\u30c8\u5f8c\u306e\u30ea\u30b9\u30c8 [2, 4, 6, 8, 18]<\/code><\/pre>\n\n\n\n<p><code>sort()<\/code>\u3068\u540c\u69d8\u306b\u3001\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f\u3001\u6607\u9806\u306b\u3066\u30bd\u30fc\u30c8\u3055\u308c\u307e\u3059\u3002\u964d\u9806\u306b\u30bd\u30fc\u30c8\u3057\u305f\u5834\u5408\u306f\u3001<code>sort()<\/code>\u3068\u540c\u69d8\u306b\u5f15\u6570<code>reverse<\/code>\u3092<code>True<\/code>\u306b\u3059\u308b\u3053\u3068\u3067\u964d\u9806\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>li = [8, 18, 2, 4, 6]\nli = sorted(li, reverse=True)\nprint(li) # [18, 8, 6, 4, 2]<\/code><\/pre>\n\n\n\n<p><strong>\u51fa\u529b\u7d50\u679c<\/strong><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>[18, 8, 6, 4, 2]<\/code><\/pre>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-1\">\u5f15\u6570&nbsp;key \u306b\u95a2\u3057\u3066\uff08 sorted() )<\/h2>\n\n\n\n<p><code>sorted()<\/code>\u306b\u3082\u540c\u69d8\u306b<code>reverse<\/code>\u4ee5\u5916\u306b\u3082<code>key<\/code>\u3068\u3044\u3046\u5f15\u6570\u3092\u6e21\u3059\u3053\u3068\u304c\u51fa\u6765\u307e\u3059\u3002<code>key<\/code>\u306b\u306f\u30c7\u30d5\u30a9\u30eb\u30c8\u3067\u306f<code>None<\/code>\u304c\u6307\u5b9a\u3055\u308c\u3066\u3044\u307e\u3059\u304c\u3001<code>key<\/code>\u306b\u306f\u5f15\u6570\u3092\u53d6\u308b\u4f55\u3089\u304b\u306e\u95a2\u6570\uff08<a rel=\"noreferrer noopener\" href=\"https:\/\/aiacademy.jp\/texts\/show\/?id=6&amp;context=subject-python\" target=\"_blank\">\u6a19\u6e96\u95a2\u6570<\/a>\u3084<a rel=\"noreferrer noopener\" href=\"https:\/\/aiacademy.jp\/texts\/show\/?id=578&amp;context=subject-python2\" target=\"_blank\">\u7121\u540d\u95a2\u6570<\/a>\u306a\u3069\uff09\u3092\u6307\u5b9a\u3059\u308b\u3053\u3068\u304c\u51fa\u6765\u307e\u3059\u3002\u5f15\u6570<code>key<\/code>\u306b\u95a2\u6570\u3092\u6e21\u3059\u3053\u3068\u3067\u3001\u8981\u7d20\u306b\u4f55\u3089\u304b\u306e\u51e6\u7406\u3092\u884c\u3044\u3001\u305d\u306e\u7d50\u679c\u3092\u5143\u306b\u30bd\u30fc\u30c8\u3059\u308b\u3053\u3068\u304c\u51fa\u6765\u307e\u3059\u3002<\/p>\n\n\n\n<h1 class=\"wp-block-heading\" id=\"i-2\">Python\u3092\u52b9\u7387\u3088\u304f\u5b66\u3076\u306b\u306f\uff1f<\/h1>\n\n\n\n<p>Python\u3092\u52b9\u7387\u3088\u304f\u5b66\u3076\u306b\u306f\u3001\u666e\u6bb5\u304b\u3089Python\u3092\u5229\u7528\u3057\u3066\u3044\u308b\u73fe\u5f79\u306e\u30c7\u30fc\u30bf\u30b5\u30a4\u30a8\u30f3\u30c6\u30a3\u30b9\u30c8\u3084\u6a5f\u68b0\u5b66\u7fd2\u30a8\u30f3\u30b8\u30cb\u30a2\u306b\u8cea\u554f\u3067\u304d\u308b\u74b0\u5883\u3067\u5b66\u3076\u3053\u3068\u3067\u3059\u3002<br>\u8cea\u554f\u3057\u653e\u984c\u304b\u3064\u3001\u4f53\u7cfb\u7684\u306b\u5b66\u3079\u308b\u52d5\u753b\u30b3\u30f3\u30c6\u30f3\u30c4\u3067\u30c7\u30fc\u30bf\u5206\u6790\u6280\u8853\u3092\u5b66\u3073\u305f\u3044\u65b9\u306f\u3001\u30aa\u30f3\u30e9\u30a4\u30f3\u3067\u597d\u304d\u306a\u6642\u9593\u306b\u52c9\u5f37\u3067\u304d\u308b<a href=\"https:\/\/aiacademy.jp\/bootcamp\">AI Academy Bootcamp<\/a>\u304c\u30aa\u30b9\u30b9\u30e1\u3067\u3059\u3002\u53d7\u8b1b\u6599\u3082\u696d\u754c\u6700\u5b89\u5024\u306e35,000\u5186\uff08\uff16\u30f6\u6708\u9593\u8cea\u554f\u3057\u653e\u984c\uff0b\u30aa\u30ea\u30b8\u30ca\u30eb\u306e\u52d5\u753b\u30b3\u30f3\u30c6\u30f3\u30c4\u3001\u30c6\u30ad\u30b9\u30c8\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u5229\u7528\u53ef\u80fd\uff09\u306a\u306e\u3067\u3001\u662f\u975e\u3054\u6d3b\u7528\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<figure class=\"wp-block-image\"><a href=\"https:\/\/aiacademy.jp\/bootcamp\/\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"341\" src=\"https:\/\/aiacademy.jp\/media\/wp-content\/uploads\/2021\/12\/bootcamp_ad_72ppi-1024x341.png\" alt=\"\" class=\"wp-image-691\" srcset=\"https:\/\/aiacademy.jp\/media\/wp-content\/uploads\/2021\/12\/bootcamp_ad_72ppi-1024x341.png 1024w, https:\/\/aiacademy.jp\/media\/wp-content\/uploads\/2021\/12\/bootcamp_ad_72ppi-300x100.png 300w, https:\/\/aiacademy.jp\/media\/wp-content\/uploads\/2021\/12\/bootcamp_ad_72ppi-768x256.png 768w, https:\/\/aiacademy.jp\/media\/wp-content\/uploads\/2021\/12\/bootcamp_ad_72ppi-940x313.png 940w, https:\/\/aiacademy.jp\/media\/wp-content\/uploads\/2021\/12\/bootcamp_ad_72ppi.png 1200w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\"><\/a><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u306e\u8a18\u4e8b\u3067\u306fPython\u306e\u30ea\u30b9\u30c8\u3092\u30bd\u30fc\u30c8\u3059\u308b\u65b9\u6cd5\u89e3\u8aac\u3057\u307e\u3059\u3002 Python\u3067\u30ea\u30b9\u30c8\u3092\u30bd\u30fc\u30c8\u3059\u308b\u65b9\u6cd5\u3068\u3057\u3066\u3001sort()\u30e1\u30bd\u30c3\u30c9\u3092\u5229\u7528\u3059\u308b\u65b9\u6cd5\u3068\u3001sorted()\u95a2\u6570\u3092\u5229\u7528\u3059\u308b\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002 \u3053\u306e\u8a18\u4e8b\u3067\u306f\u3001sorted( &#8230; <\/p>\n","protected":false},"author":1,"featured_media":2402,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[85,182],"tags":[],"class_list":{"0":"post-2401","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-python","8":"category-182"},"_links":{"self":[{"href":"https:\/\/aiacademy.jp\/media\/index.php?rest_route=\/wp\/v2\/posts\/2401","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/aiacademy.jp\/media\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/aiacademy.jp\/media\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/aiacademy.jp\/media\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/aiacademy.jp\/media\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2401"}],"version-history":[{"count":3,"href":"https:\/\/aiacademy.jp\/media\/index.php?rest_route=\/wp\/v2\/posts\/2401\/revisions"}],"predecessor-version":[{"id":3420,"href":"https:\/\/aiacademy.jp\/media\/index.php?rest_route=\/wp\/v2\/posts\/2401\/revisions\/3420"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/aiacademy.jp\/media\/index.php?rest_route=\/wp\/v2\/media\/2402"}],"wp:attachment":[{"href":"https:\/\/aiacademy.jp\/media\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2401"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/aiacademy.jp\/media\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2401"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/aiacademy.jp\/media\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2401"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}