{"id":436,"date":"2022-09-25T23:48:51","date_gmt":"2022-09-25T14:48:51","guid":{"rendered":"https:\/\/kashiiblog.com\/?p=436"},"modified":"2022-09-25T23:48:51","modified_gmt":"2022-09-25T14:48:51","slug":"python%e3%81%a7%e6%ac%a0%e6%90%8d%e5%80%a4%e3%82%92%e7%a2%ba%e8%aa%8d%e3%81%97%e3%81%a6%e3%81%bf%e3%82%8b","status":"publish","type":"post","link":"https:\/\/kashiiblog.com\/?p=436","title":{"rendered":"Python\u3067\u6b20\u640d\u5024\u3092\u78ba\u8a8d\u3057\u3066\u307f\u308b"},"content":{"rendered":"

\u74b0\u5883\u8a2d\u5b9a<\/a>\u304c\u7d42\u308f\u308a\u3001\u57fa\u790e\u7684\u306a\u4f7f\u7528\u65b9\u6cd5\u3092\u7406\u89e3<\/a>\u3057\u307e\u3057\u305f\u3002\u305d\u3057\u3066\u30c7\u30fc\u30bf\u306e\u6982\u8981\u3092\u78ba\u8a8d<\/a>\u3068\u30c7\u30fc\u30bf\u306e\u53ef\u8996\u5316<\/a>\u307e\u3067\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002\u4eca\u56de\u306f\u6b20\u640d\u5024\u306e\u78ba\u8a8d\u3092\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n

\u6b20\u640d\u5024\u3092\u78ba\u8a8d\u3059\u308b<\/h2>\n

\u6b20\u640d\u5024\u304c\u3042\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b<\/h3>\n

\u6b20\u640d\u3068\u306f\u4f55\u3089\u304b\u306e\u7406\u7531\u3067\u3001\u30c7\u30fc\u30bf\u306e\u5024\u304c\u5165\u3063\u3066\u3044\u306a\u3044\u72b6\u614b\u306e\u3053\u3068\u3092\u3044\u3044\u307e\u3059\u3002
\n\u6b20\u640d\u306e\u6709\u7121\u3092\u78ba\u8a8d\u3059\u308b\u70ba\u306b\u306fisnull\u95a2\u6570\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n

A.isnull()<\/p><\/blockquote>\n\"\"\n

\u3053\u3093\u306a\u611f\u3058\u3067\u51fa\u529b\u3055\u308c\u307e\u3059\u3002\u6b20\u640d\u5024\u306e\u6642\u3001True\u3068\u8868\u793a\u3055\u308c\u307e\u3059\u3002\u305f\u3060\u3001\u3053\u308c\u3060\u3051\u5168\u90e8\u306e\u5024\u3092\u78ba\u8a8d\u3059\u308b\u306e\u306f\u5927\u5909\u306a\u306e\u3067\u5404\u5217\u3054\u3068\u306b\u6b20\u640d\u304c\u542b\u307e\u308c\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3057\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n

\u5404\u5217\u3054\u3068\u306b\u6b20\u640d\u304c\u542b\u307e\u308c\u308b\u304b\u3069\u3046\u304b\u3092\u78ba\u8a8d\u3059\u308b<\/h3>\n

isnull\u95a2\u6570\u306e\u3042\u3068\u306bany\u95a2\u6570\u3092\u4ed8\u3051\u52a0\u3048\u307e\u3059\u3002\u203b1\u3064\u4ee5\u4e0a\u6b20\u640d\u5024\u3092\u542b\u3093\u3067\u3044\u308b\u5834\u5408\u3001True\u3068\u8868\u793a\u3055\u308c\u307e\u3059<\/p>\n

A.isnull().any()<\/p><\/blockquote>\n\"\"\n

\u5404\u5217\u306b\u6b20\u640d\u5024\u304c\u5e7e\u3064\u3042\u308b\u304b\u6570\u3048\u3066\u307f\u308b<\/h3>\n

True\uff1d\u6b20\u640d\u304c\u3042\u308b\u3053\u3068\u306f\u5206\u304b\u3063\u305f\u3051\u308c\u3069\u3001\u3069\u308c\u304f\u3089\u3044\u6b20\u640d\u3057\u3066\u308b\u306e\u304b\u304c\u308f\u304b\u3089\u306a\u3044\u3068\u5bfe\u5fdc\u3057\u3065\u3089\u3044\u306e\u3067\u5177\u4f53\u7684\u306b\u4f55\u500b\u6b20\u640d\u5024\u304c\u3042\u308b\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002sum\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3067\u4f55\u500b\u6b20\u640d\u3057\u3066\u3044\u308b\u304b\u308f\u304b\u308a\u307e\u3059\u3002<\/p>\n

A.isnull().sum()<\/p><\/blockquote>\n\"\"\n

\u6b20\u640d\u5024\u3092\u51e6\u7406\u3059\u308b<\/h2>\n

\u6b20\u640d\u5024\u304c\u3042\u308b\u3068\u5206\u6790\u304c\u3067\u304d\u306a\u3044\u3053\u3068\u304c\u3042\u308b\u306e\u3067\u6b20\u640d\u5024\u306e\u51e6\u7406\u3092\u3057\u307e\u3057\u3087\u3046\u3002\u6b20\u640d\u5024\u306e\u51e6\u7406\u306f\u5225\u306e\u306a\u3093\u3089\u304b\u306e\u5024\u3092\u4ee3\u5165\u3059\u308b\u304b\u3001\u6b20\u640d\u5024\u3092\u542b\u3080\u884c\u3092\u524a\u9664\u3059\u308b\u304b\u3067\u5bfe\u5fdc\u3057\u307e\u3059\u3002<\/p>\n

\u6b20\u640d\u5024\u3092\u88dc\u9593\u3059\u308b<\/h3>\n

\u4eca\u56de\u306ffillna\u95a2\u6570\u3092\u4f7f\u3044\u3001\u6b20\u640d\u5024\u30920\u3067\u88dc\u9593\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n

A.fillna(0)<\/p><\/blockquote>\n\"\"\n

\u6b20\u640d\u5024\u3092\u524a\u9664\u3059\u308b<\/h3>\n

\u5225\u306e\u3084\u308a\u65b9\u3068\u3057\u3066dropna\u95a2\u6570\u3092\u4f7f\u3044\u3001\u6b20\u640d\u5024\u3092\u524a\u9664\u3057\u3066\u307f\u307e\u3059\u3002
\n\u3042\u308b\u5217\u306b\u6b20\u640d\u5024\u304c\u3042\u3063\u305f\u5834\u5408\u306e\u307f\u3001\u305d\u306e\u884c\u3092\u524a\u9664\u3057\u305f\u3044\u5834\u5408\u306f\u30aa\u30d7\u30b7\u30e7\u30f3\u3068\u3057\u3066subset=[ ]\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n

A.dropna(subset=[“kcal”])<\/p><\/blockquote>\n\"\"\n

\u6b20\u640d\u5024\u304c\u306a\u304f\u306a\u3063\u305f\u3053\u3068\u3092\u78ba\u8a8d\u3059\u308b<\/h3>\n

\u884c\u306e\u4e2d\u306e\u5024\u304c\u305d\u308c\u305e\u308c\u5e7e\u3064\u3042\u308b\u304b\u3092\u78ba\u8a8d\u3057\u305f\u3044\u5834\u5408\u306f\u3001value_counts\u95a2\u6570\u3092\u4f7f\u3044\u307e\u3059\u3002\u3053\u308c\u3067\u6b20\u640d\u5024\u304c\u306a\u3044\u304b\u3092\u78ba\u8a8d\u3057\u307e\u3059\u3002<\/p>\n

A[“precipitation”].value_counts()<\/p><\/blockquote>\n\"\"\n

\u3053\u3053\u3067\u6b20\u640d\u5024\u306e\u51e6\u7406\u304c\u5b8c\u4e86\u3057\u307e\u3057\u305f\u3002\u4eca\u5ea6\u304b\u3089\u3084\u3063\u3068\u8a73\u7d30\u306a\u5206\u6790\u306b\u5165\u308a\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"

\u74b0\u5883\u8a2d\u5b9a\u304c\u7d42\u308f\u308a\u3001\u57fa\u790e\u7684\u306a\u4f7f\u7528\u65b9\u6cd5\u3092\u7406\u89e3\u3057\u307e\u3057\u305f\u3002\u305d\u3057\u3066\u30c7\u30fc\u30bf\u306e\u6982\u8981\u3092\u78ba\u8a8d\u3068\u30c7\u30fc\u30bf\u306e\u53ef\u8996\u5316\u307e\u3067\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002\u4eca\u56de\u306f\u6b20\u640d\u5024\u306e\u78ba\u8a8d\u3092\u3057\u3066\u3044\u304d\u307e\u3059\u3002 \u6b20\u640d\u5024\u3092\u78ba\u8a8d\u3059\u308b \u6b20\u640d\u5024\u304c\u3042\u308b\u304b\u3092\u78ba\u8a8d\u3059\u308b \u6b20\u640d\u3068\u306f\u4f55\u3089\u304b\u306e\u7406\u7531\u3067\u3001…<\/p>\n","protected":false},"author":1,"featured_media":418,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"categories":[22],"tags":[23],"class_list":{"0":"post-436","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-python","8":"tag-python","9":"article cf"},"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/kashiiblog.com\/index.php?rest_route=\/wp\/v2\/posts\/436","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/kashiiblog.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/kashiiblog.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/kashiiblog.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/kashiiblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=436"}],"version-history":[{"count":1,"href":"https:\/\/kashiiblog.com\/index.php?rest_route=\/wp\/v2\/posts\/436\/revisions"}],"predecessor-version":[{"id":445,"href":"https:\/\/kashiiblog.com\/index.php?rest_route=\/wp\/v2\/posts\/436\/revisions\/445"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/kashiiblog.com\/index.php?rest_route=\/wp\/v2\/media\/418"}],"wp:attachment":[{"href":"https:\/\/kashiiblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=436"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/kashiiblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=436"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/kashiiblog.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=436"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}