{"id":2749,"date":"2019-11-30T10:29:45","date_gmt":"2019-11-30T01:29:45","guid":{"rendered":"https:\/\/analysis-navi.com\/?p=2749"},"modified":"2025-06-08T21:34:58","modified_gmt":"2025-06-08T12:34:58","slug":"python%e3%81%ab%e3%82%88%e3%82%8b%e6%97%a5%e4%bb%98%e3%83%bb%e6%99%82%e5%88%bb%e3%81%ae%e8%a8%88%e7%ae%97","status":"publish","type":"post","link":"https:\/\/analysis-navi.com\/?p=2749","title":{"rendered":"Python\u306b\u3088\u308b\u65e5\u4ed8\u30fb\u6642\u523b\u306e\u8a08\u7b97"},"content":{"rendered":"\n<p>Python\u306b\u3088\u308b\u65e5\u4ed8\u3084\u6642\u523b\u306e\u8a08\u7b97\u65b9\u6cd5\u3092\u6574\u7406\u3057\u307e\u3057\u305f\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u73fe\u5728\u6642\u523b\u306e\u53d6\u5f97<\/h2>\n\n\n\n<p>\u307e\u305a\u306f<strong>datetime<\/strong>\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002<br>\u73fe\u5728\u65e5\u6642\u306e\u53d6\u5f97\u306f\u7c21\u5358\u3067\u3001<strong>now<\/strong>\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">import datetime\nnow = datetime.datetime.now()\nprint(now)<\/pre>\n\n\n\n<pre class=\"wp-block-preformatted\">2019-11-28 21:49:46.293027<\/pre>\n\n\n\n<p>\u3053\u308c\u3067\u3001\u73fe\u5728\u306e\u5e74\u304b\u3089\u79d2\u307e\u3067\u304c\u4e00\u6c17\u306b\u53d6\u5f97\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u65e5\u6642\u306e\u5b9a\u7fa9<\/h2>\n\n\n\n<p>\u7d9a\u3044\u3066\u306f\u3001\u4efb\u610f\u306e\u65e5\u4ed8\u30fb\u6642\u523b\u3092\u5b9a\u7fa9\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002<br>\u4f8b\u3048\u3070\u30012019\u5e7410\u670820\u65e5\u306e12\u664234\u520656\u79d2\u3092\u6307\u5b9a\u3057\u305f\u3044\u5834\u5408\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u66f8\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">test_time = datetime.datetime(2019, 10, 20, 12, 34, 56)\nprint(test_time)<\/pre>\n\n\n\n<pre class=\"wp-block-preformatted\">2019-10-20 12:34:56<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u306e\u5909\u63db<\/h3>\n\n\n\n<p>\u65e2\u306b\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u304c\u6c7a\u307e\u3063\u3066\u3057\u307e\u3063\u3066\u3044\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<br>\u3042\u307e\u308a\u5909\u306a\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u3067\u306a\u3051\u308c\u3070\u3001\u4e0a\u8a18\u306e\u3088\u3046\u306b\u5f62\u5f0f\u5909\u63db\u3057\u306a\u304f\u3066\u3082\u3001\u81ea\u52d5\u3067\u65e5\u6642\u3092\u5224\u5225\u3057\u3066\u304f\u308c\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">print(dateutil.parser.parse(\"2019\/10\/20\"))\nprint(dateutil.parser.parse(\"Oct 20 2019 12:34PM\"))\nprint(dateutil.parser.parse(\"2019-10-20 12:34:56\"))<\/pre>\n\n\n\n<pre class=\"wp-block-preformatted\">2019-10-20 00:00:00\n2019-10-20 12:34:56\n2019-10-20 12:34:00<\/pre>\n\n\n\n<p>\u3053\u306e\u6a5f\u80fd\u3092\u7528\u3044\u308b\u306b\u306f<strong>dateutil<\/strong>\u306e<strong>parser<\/strong>\u30e1\u30bd\u30c3\u30c9\u3092\u8aad\u307f\u8fbc\u3080\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<br>\u4fbf\u5229\u306a\u6a5f\u80fd\u3067\u306f\u3042\u308a\u307e\u3059\u304c\u3001\u304d\u3061\u3093\u3068\u60f3\u5b9a\u901a\u308a\u306b\u5909\u63db\u3055\u308c\u3066\u3044\u308b\u304b\u306f\u304d\u3061\u3093\u3068\u78ba\u8a8d\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u90e8\u5206\u62bd\u51fa<\/h2>\n\n\n\n<p>\u65e5\u6642\u306e\u4e00\u90e8\u5206\u3092\u62bd\u51fa\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u5e74\u3001\u6708\u3001\u65e5\u3001\u6642\u3001\u5206\u3001\u79d2<\/h3>\n\n\n\n<p>\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u3001<strong>\u300cyear\u300d\u300cmonth\u300d<\/strong>\u30fb\u30fb\u30fb\u3068\u305d\u3082\u307e\u307e\u306e\u82f1\u5358\u8a9e\u3067\u547c\u3073\u51fa\u3057\u3066\u3042\u3052\u308b\u3060\u3051\u3067OK\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">test_time = dateutil.parser.parse(\"2019-10-20 12:34:56\")\nprint(test_time.year)\nprint(test_time.month)\nprint(test_time.day)\nprint(test_time.hour)\nprint(test_time.minute)\nprint(test_time.second)<\/pre>\n\n\n\n<pre class=\"wp-block-preformatted\">2019\n10\n20\n12\n34\n56<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u66dc\u65e5<\/h3>\n\n\n\n<p>\u66dc\u65e5\u3092\u62bd\u51fa\u3059\u308b\u306b\u306f<strong>weekday<\/strong>\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3044\u307e\u3059\u3002<br>\u305f\u3060\u3057\u3001\u6708\u66dc\u304c\u300c0\u300d\u3001\u706b\u66dc\u304c\u300c1\u300d\u30fb\u30fb\u30fb\u3068\u3044\u3046\u3088\u3046\u306b\u306a\u3063\u3066\u3044\u308b\u306e\u3067\u3001\u66dc\u65e5\u540d\u306f\u81ea\u5206\u3067\u5b9a\u7fa9\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">test_time = dateutil.parser.parse(\"2019-10-20\")\nweeks={0 : \"\u6708\u66dc\u65e5\", 1 :\"\u706b\u66dc\u65e5\", 2 : \"\u6c34\u66dc\u65e5\", 3 : \"\u6728\u66dc\u65e5\", 4 : \"\u91d1\u66dc\u65e5\", 5 : \"\u571f\u66dc\u65e5\", 6 : \"\u65e5\u66dc\u65e5\"}\nprint(weeks[test_time.weekday()])<\/pre>\n\n\n\n<pre class=\"wp-block-preformatted\">\u65e5\u66dc\u65e5<\/pre>\n\n\n\n<p><strong>weekday<\/strong>\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3057\u3066\u304b\u3089\u3001\u8f9e\u66f8\u3067\u5b9a\u7fa9\u3057\u305f\u66dc\u65e5\u540d\u3092\u8fd4\u3059\u3053\u3068\u306b\u3088\u308a\u5b9f\u73fe\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">\u65e5\u4ed8\u306e\u307f<\/h3>\n\n\n\n<p>\u65e5\u4ed8\u90e8\u5206\u306e\u307f\u304c\u6b32\u3057\u3044\u3068\u304d\u306f<strong>date<\/strong>\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">test_time = dateutil.parser.parse(\"2019-10-20 12:34:56\")\nprint(test_time.date())<\/pre>\n\n\n\n<pre class=\"wp-block-preformatted\">2019-10-20<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\">\u6642\u523b\u306e\u307f<\/h3>\n\n\n\n<p>\u65e5\u4ed8\u90e8\u5206\u306e\u307f\u304c\u6b32\u3057\u3044\u3068\u304d\u306f<strong>time<\/strong>\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">test_time = dateutil.parser.parse(\"2019-10-20 12:34:56\")\nprint(test_time.time())<\/pre>\n\n\n\n<pre class=\"wp-block-preformatted\">12:34:56<\/pre>\n\n\n\n<h2 class=\"wp-block-heading\">\u5dee\u5206\u306e\u8a08\u7b97<\/h2>\n\n\n\n<p>\u3042\u308b2\u3064\u306e\u65e5\u6642\u306e\u5dee\u304c\u3069\u308c\u3060\u3051\u304b\u8a08\u7b97\u3057\u305f\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<br>\u3053\u308c\u306f\u3001<strong>datetime<\/strong>\u30e1\u30bd\u30c3\u30c9\u540c\u58eb\u306e\u5f15\u304d\u7b97\u3092\u3059\u308b\u3060\u3051\u3067OK\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">test_time1 = dateutil.parser.parse(\"2019-10-20 12:34:56\")\ntest_time2 = dateutil.parser.parse(\"2019-9-30 18:00:00\")\nprint(test_time1 - test_time2)<\/pre>\n\n\n\n<pre class=\"wp-block-preformatted\">19 days, 18:34:56<\/pre>\n\n\n\n<p>\u3053\u308c\u3067\u7c21\u5358\u306b\u5dee\u5206\u304c\u8a08\u7b97\u3067\u304d\u307e\u3059\u3002<br>\u65e5\u4ed8\u540c\u58eb\u306e\u8db3\u3057\u7b97\u306f\u3067\u304d\u307e\u305b\u3093\u306e\u3067\u3054\u6ce8\u610f\u304f\u3060\u3055\u3044\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">\u4e00\u5b9a\u671f\u9593\u524d\/\u5f8c\u306e\u65e5\u6642\u306e\u53d6\u5f97<\/h2>\n\n\n\n<p>\u3042\u308b\u65e5\u6642\u304b\u3089\u301c\u5e74\u524d\u3001\u301c\u5206\u5f8c\u30fb\u30fb\u30fb\u3068\u8a00\u3063\u305f\u65e5\u6642\u3092\u8a08\u7b97\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002<br>\u3053\u308c\u306b\u306f<strong>dateutil<\/strong>\u306e<strong>relativedelta<\/strong>\u30e1\u30bd\u30c3\u30c9\u3092\u7528\u3044\u308b\u306e\u304c\u7c21\u5358\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-preformatted\">from dateutil.relativedelta import relativedelta\ntest_time = dateutil.parser.parse(\"2019-10-20 12:34:56\")\nprint(test_time - relativedelta(years=2))\nprint(test_time - relativedelta(months=2))\nprint(test_time - relativedelta(days=2))\nprint(test_time - relativedelta(hours=2))\nprint(test_time - relativedelta(minutes=2))\nprint(test_time - relativedelta(seconds=2))<\/pre>\n\n\n\n<pre class=\"wp-block-preformatted\">2017-10-20 12:34:56\n2019-08-20 12:34:56\n2019-10-18 12:34:56\n2019-10-20 10:34:56\n2019-10-20 12:32:56\n2019-10-20 12:34:54<\/pre>\n\n\n\n<p>2019\u5e7410\u670820\u65e512\u664234\u520656\u79d2\u306e2\u5e74\u524d\u30012\u30f6\u6708\u524d\u30fb\u30fb\u30fb\u3092\u9806\u6b21\u53d6\u5f97\u3057\u3066\u3044\u3063\u3066\u307e\u3059\u3002<br>\u5f15\u304d\u7b97\u3092\u8db3\u3057\u7b97\u306b\u3059\u308c\u30702\u5e74\u5f8c\u30012\u30f6\u6708\u5f8c\u30fb\u30fb\u30fb\u306e\u65e5\u6642\u3092\u53d6\u5f97\u3059\u308b\u3053\u3068\u304c\u51fa\u6765\u307e\u3059\u3002<\/p>\n\n\n\n<p>\u4ee5\u4e0a\u3001Python\u306b\u3088\u308b\u65e5\u6642\u306e\u8a08\u7b97\u65b9\u6cd5\u3042\u308c\u3053\u308c\u3067\u3057\u305f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Python\u306b\u3088\u308b\u65e5\u4ed8\u3084\u6642\u523b\u306e\u8a08\u7b97\u65b9\u6cd5\u3092\u6574\u7406\u3057\u307e\u3057\u305f\u3002 \u73fe\u5728\u6642\u523b\u306e\u53d6\u5f97 \u307e\u305a\u306fdatetime\u30e9\u30a4\u30d6\u30e9\u30ea\u3092\u30a4\u30f3\u30dd\u30fc\u30c8\u3057\u307e\u3059\u3002\u73fe\u5728\u65e5\u6642\u306e\u53d6\u5f97\u306f\u7c21\u5358\u3067\u3001now\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3057\u307e\u3059\u3002 import datetime now  [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":4975,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"inline_featured_image":false,"swell_btn_cv_data":"","vkexunit_cta_each_option":"","footnotes":""},"categories":[129],"tags":[134],"class_list":["post-2749","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-study","tag-python"],"_links":{"self":[{"href":"https:\/\/analysis-navi.com\/index.php?rest_route=\/wp\/v2\/posts\/2749","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/analysis-navi.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/analysis-navi.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/analysis-navi.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/analysis-navi.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2749"}],"version-history":[{"count":10,"href":"https:\/\/analysis-navi.com\/index.php?rest_route=\/wp\/v2\/posts\/2749\/revisions"}],"predecessor-version":[{"id":5059,"href":"https:\/\/analysis-navi.com\/index.php?rest_route=\/wp\/v2\/posts\/2749\/revisions\/5059"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/analysis-navi.com\/index.php?rest_route=\/wp\/v2\/media\/4975"}],"wp:attachment":[{"href":"https:\/\/analysis-navi.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2749"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/analysis-navi.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=2749"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/analysis-navi.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=2749"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}