{"id":123,"date":"2019-07-04T17:56:28","date_gmt":"2019-07-04T17:56:28","guid":{"rendered":"https:\/\/oidema-jp.com\/media\/2019-07-04-175628\/"},"modified":"2019-07-04T17:56:28","modified_gmt":"2019-07-04T17:56:28","slug":"2019-07-04-175628","status":"publish","type":"post","link":"https:\/\/oidema-jp.com\/media\/2019-07-04-175628\/","title":{"rendered":"\u3010Python\u3011Pandas\u3067DataFrame\u3092\u64cd\u4f5c\u3059\u308b ~part1~"},"content":{"rendered":"<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_81 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\">Table of Contents<\/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 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/oidema-jp.com\/media\/2019-07-04-175628\/#%E3%81%AF%E3%81%98%E3%82%81%E3%81%AB\" >\u306f\u3058\u3081\u306b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/oidema-jp.com\/media\/2019-07-04-175628\/#%E3%81%A8%E3%82%8A%E3%81%82%E3%81%88%E3%81%9ADataFrame%E3%82%92%E4%BD%9C%E3%81%A3%E3%81%A6%E3%81%BF%E3%82%8B\" >\u3068\u308a\u3042\u3048\u305aDataFrame\u3092\u4f5c\u3063\u3066\u307f\u308b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/oidema-jp.com\/media\/2019-07-04-175628\/#Data_Frame%E3%81%AE%E3%82%AB%E3%83%A9%E3%83%A0%E3%81%AB%E5%90%8D%E5%89%8D%E3%82%92%E3%81%A4%E3%81%91%E3%82%8B\" >Data Frame\u306e\u30ab\u30e9\u30e0\u306b\u540d\u524d\u3092\u3064\u3051\u308b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/oidema-jp.com\/media\/2019-07-04-175628\/#%E3%82%A4%E3%83%B3%E3%83%87%E3%83%83%E3%82%AF%E3%82%B9%E3%81%AB%E5%90%8D%E5%89%8D%E3%82%92%E3%81%A4%E3%81%91%E3%82%8B\" >\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306b\u540d\u524d\u3092\u3064\u3051\u308b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/oidema-jp.com\/media\/2019-07-04-175628\/#%E3%82%AB%E3%83%A9%E3%83%A0%E5%90%8D%E3%82%92%E5%A4%89%E6%9B%B4%E3%81%99%E3%82%8B\" >\u30ab\u30e9\u30e0\u540d\u3092\u5909\u66f4\u3059\u308b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/oidema-jp.com\/media\/2019-07-04-175628\/#%E3%82%A4%E3%83%B3%E3%83%87%E3%83%83%E3%82%AF%E3%82%B9%E5%90%8D%E3%82%92%E5%A4%89%E6%9B%B4%E3%81%99%E3%82%8B\" >\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u540d\u3092\u5909\u66f4\u3059\u308b<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/oidema-jp.com\/media\/2019-07-04-175628\/#%E3%81%93%E3%81%93%E3%81%BE%E3%81%A7%E3%81%AE%E5%87%A6%E7%90%86\" >\u3053\u3053\u307e\u3067\u306e\u51e6\u7406<\/a><\/li><\/ul><\/nav><\/div>\n<h2 id=\"i-0\"><span class=\"ez-toc-section\" id=\"%E3%81%AF%E3%81%98%E3%82%81%E3%81%AB\"><\/span>\u306f\u3058\u3081\u306b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u57fa\u790e\u4e2d\u306e\u57fa\u790e\u3067\u3059\u304cPandas\u306e\u53d6\u308a\u6271\u3044\u65b9\u306b\u3064\u3044\u3066\u30e1\u30e2\u3057\u3066\u3044\u304f\u3002<\/p>\n<h2 id=\"i-1\"><span class=\"ez-toc-section\" id=\"%E3%81%A8%E3%82%8A%E3%81%82%E3%81%88%E3%81%9ADataFrame%E3%82%92%E4%BD%9C%E3%81%A3%E3%81%A6%E3%81%BF%E3%82%8B\"><\/span>\u3068\u308a\u3042\u3048\u305aDataFrame\u3092\u4f5c\u3063\u3066\u307f\u308b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<pre class=\"code lang-python\" data-lang=\"python\" data-unlink=\"\">body = np.array([[<span class=\"synConstant\">1<\/span>, <span class=\"synConstant\">2<\/span>, <span class=\"synConstant\">3<\/span>, <span class=\"synConstant\">4<\/span>, <span class=\"synConstant\">5<\/span>], [<span class=\"synConstant\">6<\/span>,<span class=\"synConstant\">7<\/span>, <span class=\"synConstant\">8<\/span>, <span class=\"synConstant\">9<\/span>, <span class=\"synConstant\">10<\/span>]])\ndf = pd.DataFrame(body)\ndf\n<\/pre>\n<p>\u4e0a\u8a18\u306e\u901a\u308a\u306b\u30a4\u30f3\u30d7\u30c3\u30c8\u3059\u308b\u30685\u884c\u30fb5\u5217\u306eData Frame\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304c\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n<p><span itemscope itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/k\/keisuke8925gdk\/20190704\/20190704172230.png\" alt=\"f:id:keisuke8925gdk:20190704172230p:plain\" title=\"f:id:keisuke8925gdk:20190704172230p:plain\" class=\"hatena-fotolife\" itemprop=\"image\"><\/span><\/p>\n<p><code>object.type<\/code>\u3092\u5229\u7528\u3059\u308b\u3053\u3068\u3067\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u578b\u3092\u78ba\u8a8d\u3067\u304d\u308b\u3088\u3046\u3060\u3002<\/p>\n<pre class=\"code lang-python\" data-lang=\"python\" data-unlink=\"\"><span class=\"synIdentifier\">type<\/span>(df)\n<\/pre>\n<blockquote>\n<p>pandas.core.frame.DataFrame<\/p>\n<\/blockquote>\n<h2 id=\"i-2\"><span class=\"ez-toc-section\" id=\"Data_Frame%E3%81%AE%E3%82%AB%E3%83%A9%E3%83%A0%E3%81%AB%E5%90%8D%E5%89%8D%E3%82%92%E3%81%A4%E3%81%91%E3%82%8B\"><\/span>Data Frame\u306e\u30ab\u30e9\u30e0\u306b\u540d\u524d\u3092\u3064\u3051\u308b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Pandas\u3092\u5229\u7528\u3057\u3066\u30ab\u30e9\u30e0\u306b\u540d\u524d\u3092\u3064\u3051\u308b\u306b\u306f<code>.columns<\/code>\u3092\u5229\u7528\u3059\u308b\u3002<\/p>\n<pre class=\"code lang-python\" data-lang=\"python\" data-unlink=\"\">df.columns = [<span class=\"synConstant\">'Apple'<\/span>, <span class=\"synConstant\">'Orange'<\/span>, <span class=\"synConstant\">'Strawberry'<\/span>, <span class=\"synConstant\">'Cherry'<\/span>, <span class=\"synConstant\">'Banana'<\/span>]\n<\/pre>\n<p><\/p>\n<\/p>\n<figure class=\"figure-image figure-image-fotolife\" title=\"\u30ab\u30e9\u30e0\u540d\u304c\u5909\u66f4\u3055\u308c\u3066\u3044\u308b\"><span itemscope itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/k\/keisuke8925gdk\/20190704\/20190704173422.png\" alt=\"f:id:keisuke8925gdk:20190704173422p:plain\" title=\"f:id:keisuke8925gdk:20190704173422p:plain\" class=\"hatena-fotolife\" itemprop=\"image\"><\/span><figcaption><a class=\"keyword\" href=\"http:\/\/d.hatena.ne.jp\/keyword\/%A5%AB%A5%E9%A5%E0%CC%BE\">\u30ab\u30e9\u30e0\u540d<\/a>\u304c\u5909\u66f4\u3055\u308c\u3066\u3044\u308b<\/figcaption><\/figure>\n<h2 id=\"i-3\"><span class=\"ez-toc-section\" id=\"%E3%82%A4%E3%83%B3%E3%83%87%E3%83%83%E3%82%AF%E3%82%B9%E3%81%AB%E5%90%8D%E5%89%8D%E3%82%92%E3%81%A4%E3%81%91%E3%82%8B\"><\/span>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306b\u540d\u524d\u3092\u3064\u3051\u308b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Pandas\u3092\u5229\u7528\u3057\u3066\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306b\u540d\u524d\u3092\u3064\u3051\u308b\u306b\u306f<code>.index<\/code>\u3092\u5229\u7528\u3059\u308b\u3002<br \/>\n<\/p>\n<pre class=\"code lang-python\" data-lang=\"python\" data-unlink=\"\">df.index = [<span class=\"synConstant\">'a'<\/span>, <span class=\"synConstant\">'b'<\/span>]\n<\/pre>\n<\/p>\n<figure class=\"figure-image figure-image-fotolife\" title=\"\u884c\u540d\u304c\u5909\u66f4\u3055\u308c\u3066\u3044\u308b\"><span itemscope itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/k\/keisuke8925gdk\/20190704\/20190704174100.png\" alt=\"f:id:keisuke8925gdk:20190704174100p:plain\" title=\"f:id:keisuke8925gdk:20190704174100p:plain\" class=\"hatena-fotolife\" itemprop=\"image\"><\/span><figcaption>\u884c\u540d\u304c\u5909\u66f4\u3055\u308c\u3066\u3044\u308b<\/figcaption><\/figure>\n<h2 id=\"i-4\"><span class=\"ez-toc-section\" id=\"%E3%82%AB%E3%83%A9%E3%83%A0%E5%90%8D%E3%82%92%E5%A4%89%E6%9B%B4%E3%81%99%E3%82%8B\"><\/span><a class=\"keyword\" href=\"http:\/\/d.hatena.ne.jp\/keyword\/%A5%AB%A5%E9%A5%E0%CC%BE\">\u30ab\u30e9\u30e0\u540d<\/a>\u3092\u5909\u66f4\u3059\u308b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Pandas\u3092\u5229\u7528\u3057\u3066<a class=\"keyword\" href=\"http:\/\/d.hatena.ne.jp\/keyword\/%A5%AB%A5%E9%A5%E0%CC%BE\">\u30ab\u30e9\u30e0\u540d<\/a>\u3092\u5909\u66f4\u3059\u308b\u306b\u306f<code>.rename()<\/code>\u3092\u5229\u7528\u3059\u308b\u3002<\/p>\n<pre class=\"code lang-python\" data-lang=\"python\" data-unlink=\"\">df = df.rename(columns={<span class=\"synConstant\">'Apple'<\/span>:<span class=\"synConstant\">'Grape'<\/span>})\n<\/pre>\n<\/p>\n<figure class=\"figure-image figure-image-fotolife\" title=\"Apple\u304b\u3089Grape\u306b\u5909\u66f4\u3055\u308c\u3066\u3044\u308b\"><span itemscope itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/k\/keisuke8925gdk\/20190704\/20190704174426.png\" alt=\"f:id:keisuke8925gdk:20190704174426p:plain\" title=\"f:id:keisuke8925gdk:20190704174426p:plain\" class=\"hatena-fotolife\" itemprop=\"image\"><\/span><figcaption><a class=\"keyword\" href=\"http:\/\/d.hatena.ne.jp\/keyword\/Apple\">Apple<\/a>\u304b\u3089Grape\u306b\u5909\u66f4\u3055\u308c\u3066\u3044\u308b<\/figcaption><\/figure>\n<h2 id=\"i-5\"><span class=\"ez-toc-section\" id=\"%E3%82%A4%E3%83%B3%E3%83%87%E3%83%83%E3%82%AF%E3%82%B9%E5%90%8D%E3%82%92%E5%A4%89%E6%9B%B4%E3%81%99%E3%82%8B\"><\/span>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u540d\u3092\u5909\u66f4\u3059\u308b<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u540d\u3092\u5909\u66f4\u3059\u308b\u5834\u5408\u3082<a class=\"keyword\" href=\"http:\/\/d.hatena.ne.jp\/keyword\/%A5%AB%A5%E9%A5%E0%CC%BE\">\u30ab\u30e9\u30e0\u540d<\/a>\u5909\u66f4\u3068\u540c\u3058<\/p>\n<pre class=\"code lang-python\" data-lang=\"python\" data-unlink=\"\">df = df.rename(index={<span class=\"synConstant\">'a'<\/span>:<span class=\"synConstant\">'c'<\/span>})\n<\/pre>\n<\/p>\n<figure class=\"figure-image figure-image-fotolife\" title=\"a\u304cc\u306b\u5909\u66f4\u3055\u308c\u3066\u3044\u308b\"><span itemscope itemtype=\"http:\/\/schema.org\/Photograph\"><img decoding=\"async\" src=\"https:\/\/cdn-ak.f.st-hatena.com\/images\/fotolife\/k\/keisuke8925gdk\/20190704\/20190704174947.png\" alt=\"f:id:keisuke8925gdk:20190704174947p:plain\" title=\"f:id:keisuke8925gdk:20190704174947p:plain\" class=\"hatena-fotolife\" itemprop=\"image\"><\/span><figcaption>a\u304cc\u306b\u5909\u66f4\u3055\u308c\u3066\u3044\u308b<\/figcaption><\/figure>\n<h2 id=\"i-6\"><span class=\"ez-toc-section\" id=\"%E3%81%93%E3%81%93%E3%81%BE%E3%81%A7%E3%81%AE%E5%87%A6%E7%90%86\"><\/span>\u3053\u3053\u307e\u3067\u306e\u51e6\u7406<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<pre class=\"code lang-python\" data-lang=\"python\" data-unlink=\"\"><span class=\"synPreProc\">import<\/span> numpy <span class=\"synStatement\">as<\/span> np\n<span class=\"synPreProc\">import<\/span> pandas <span class=\"synStatement\">as<\/span> pd\nbody = np.array([[<span class=\"synConstant\">1<\/span>, <span class=\"synConstant\">2<\/span>, <span class=\"synConstant\">3<\/span>, <span class=\"synConstant\">4<\/span>, <span class=\"synConstant\">5<\/span>], [<span class=\"synConstant\">6<\/span>,<span class=\"synConstant\">7<\/span>, <span class=\"synConstant\">8<\/span>, <span class=\"synConstant\">9<\/span>, <span class=\"synConstant\">10<\/span>]])\n<span class=\"synComment\">## DataFrame\u3092\u4f5c\u6210\u3059\u308b<\/span>\ndf = pd.DataFrame(body)\n<span class=\"synIdentifier\">type<\/span>(df)\n<span class=\"synComment\">## \u30ab\u30e9\u30e0\u540d\u3092\u5909\u66f4\u3059\u308b<\/span>\ndf.columns = [<span class=\"synConstant\">'Apple'<\/span>, <span class=\"synConstant\">'Orange'<\/span>, <span class=\"synConstant\">'Strawberry'<\/span>, <span class=\"synConstant\">'Cherry'<\/span>, <span class=\"synConstant\">'Banana'<\/span>]\n<span class=\"synComment\">## \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u540d\u3092\u5909\u66f4\u3059\u308b<\/span>\ndf.index = [<span class=\"synConstant\">'a'<\/span>, <span class=\"synConstant\">'b'<\/span>]\n<span class=\"synComment\">## \u30ab\u30e9\u30e0\u540d\u3092\u5909\u66f4\u3059\u308b<\/span>\ndf = df.rename(columns={<span class=\"synConstant\">'Apple'<\/span>:<span class=\"synConstant\">'Grape'<\/span>})\n<span class=\"synComment\">## \u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u540d\u3092\u5909\u66f4\u3059\u308b<\/span>\ndf = df.rename(index={<span class=\"synConstant\">'a'<\/span>:<span class=\"synConstant\">'c'<\/span>})\ndf\n<\/pre>\n<p>\u3044\u3063\u305f\u3093\u3053\u3053\u307e\u3067\u3002<br \/>\n\u7d9a\u304d\u306f<a href=\"https:\/\/oidema-jp.com\/media\/entry\/2019\/07\/05\/111820\">\u6b21\u306e\u8a18\u4e8b<\/a>\u306b\u3066\u30e1\u30e2\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u306f\u3058\u3081\u306b \u57fa\u790e\u4e2d\u306e\u57fa\u790e\u3067\u3059\u304cPandas\u306e\u53d6\u308a\u6271\u3044\u65b9\u306b\u3064\u3044\u3066\u30e1\u30e2\u3057\u3066\u3044\u304f\u3002 \u3068\u308a\u3042\u3048\u305aDataFrame\u3092\u4f5c\u3063\u3066\u307f\u308b body = np.array([[1, 2, 3, 4, 5], [6,7, 8, 9, 10]]) &#8230; <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"om_disable_all_campaigns":false,"footnotes":""},"categories":[9],"tags":[],"class_list":{"0":"post-123","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-python","7":"entry","8":"nothumb"},"acf":[],"aioseo_notices":[],"mb":[],"mfb_rest_fields":["title","aioseo_notices"],"_links":{"self":[{"href":"https:\/\/oidema-jp.com\/media\/wp-json\/wp\/v2\/posts\/123","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oidema-jp.com\/media\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/oidema-jp.com\/media\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/oidema-jp.com\/media\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/oidema-jp.com\/media\/wp-json\/wp\/v2\/comments?post=123"}],"version-history":[{"count":0,"href":"https:\/\/oidema-jp.com\/media\/wp-json\/wp\/v2\/posts\/123\/revisions"}],"wp:attachment":[{"href":"https:\/\/oidema-jp.com\/media\/wp-json\/wp\/v2\/media?parent=123"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/oidema-jp.com\/media\/wp-json\/wp\/v2\/categories?post=123"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/oidema-jp.com\/media\/wp-json\/wp\/v2\/tags?post=123"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}