{"id":897,"date":"2023-07-28T09:27:40","date_gmt":"2023-07-28T09:27:40","guid":{"rendered":"https:\/\/statorials.org\/pt\/converter-colunas-em-pandas-datetime\/"},"modified":"2023-07-28T09:27:40","modified_gmt":"2023-07-28T09:27:40","slug":"converter-colunas-em-pandas-datetime","status":"publish","type":"post","link":"https:\/\/statorials.org\/pt\/converter-colunas-em-pandas-datetime\/","title":{"rendered":"Como converter colunas para datetime no pandas"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Freq\u00fcentemente, voc\u00ea pode estar interessado em converter uma ou mais colunas de um DataFrame do pandas para o formato DateTime. Felizmente, isso \u00e9 f\u00e1cil de fazer usando a fun\u00e7\u00e3o <a href=\"https:\/\/pandas.pydata.org\/pandas-docs\/stable\/reference\/api\/pandas.to_datetime.html\" target=\"_blank\" rel=\"noopener noreferrer\">to_datetime()<\/a> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Este tutorial mostra v\u00e1rios exemplos de uso desta fun\u00e7\u00e3o no seguinte DataFrame:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #107d3f;\">import<\/span> numpy <span style=\"color: #107d3f;\">as<\/span> np\n<span style=\"color: #107d3f;\">import<\/span> pandas <span style=\"color: #107d3f;\">as<\/span> pd\n\n<span style=\"color: #008080;\">#createDataFrame<\/span>\ndf = pd.DataFrame({'event': ['A', 'B', 'C'],\n                   'start_date': ['20150601', '20160201', '20170401'],\n                   'end_date': ['20150608', '20160209', '20170416'] })\n\n<span style=\"color: #008080;\">#view DataFrame\n<\/span>df\n\n\tevent start_date end_date\n0 A 20150601 20150608\n1 B 20160201 20160209\n2 C 20170401 201704161\n\n<span style=\"color: #008080;\">#view column data types\n<\/span>df. <span style=\"color: #3366ff;\">dtypes\n\n<span style=\"color: #000000;\">event object\nstart_date object\nend_date object\ndtype:object<\/span><\/span><\/strong><\/pre>\n<h3> <strong><span style=\"color: #000000;\">Exemplo 1: Converter uma \u00fanica coluna em DateTime<\/span><\/strong><\/h3>\n<p> <span style=\"color: #000000;\">O c\u00f3digo a seguir mostra como converter a coluna \u201cstart_date\u201d de uma string para o formato DateTime:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#convert start_date to DateTime format<\/span>\ndf['start_date'] = pd. <span style=\"color: #3366ff;\">to_datetime<\/span> (df['start_date'])\n\n<span style=\"color: #008080;\">#view DataFrame\n<\/span>df\n\n        event start_date end_date\n0 A 2015-06-01 20150608\n1 B 2016-02-01 20160209\n2 C 2017-04-01 20170416\n\n<span style=\"color: #008080;\">#view column date types\n<\/span>df. <span style=\"color: #3366ff;\">dtypes<\/span>\n\nevent object\nstart_date datetime64[ns]\nend_date object\ndtype:object<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Observe que a fun\u00e7\u00e3o to_datetime() \u00e9 inteligente e geralmente pode inferir o formato de data correto a ser usado, mas voc\u00ea tamb\u00e9m pode especificar qual formato usar com o argumento <strong>format<\/strong> :<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#convert start_date to DateTime format<\/span>\ndf['start_date'] = pd. <span style=\"color: #3366ff;\">to_datetime<\/span> (df['start_date'], format=' <span style=\"color: #993300;\">%Y%m%d<\/span> ')\n\n<span style=\"color: #008080;\">#view DataFrame\n<\/span>df\n\n        event start_date end_date\n0 A 2015-06-01 20150608\n1 B 2016-02-01 20160209\n2 C 2017-04-01 20170416\n\n<span style=\"color: #008080;\">#view column date types\n<\/span>df. <span style=\"color: #3366ff;\">dtypes<\/span>\n\nevent object\nstart_date datetime64[ns]\nend_date object\ndtype:object<\/strong><\/pre>\n<h3> <strong><span style=\"color: #000000;\">Exemplo 2: Converter m\u00faltiplas colunas em DateTime<\/span><\/strong><\/h3>\n<p> <span style=\"color: #000000;\">O c\u00f3digo a seguir mostra como converter as colunas &#8220;start_date&#8221; e &#8220;end_date&#8221; de strings para formatos DateTime:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#convert start_date and end_date to DateTime formats<\/span>\ndf[['start_date', 'end_date']] = df[['start_date', 'end_date']]. <span style=\"color: #3366ff;\">apply<\/span> (pd. <span style=\"color: #3366ff;\">to_datetime<\/span> )\n\n<span style=\"color: #008080;\">#view DataFrame\n<\/span>df\n\n\tevent start_date end_date\n0 A 2015-06-01 2015-06-08\n1 B 2016-02-01 2016-02-09\n2 C 2017-04-01 2017-04-16\n\n<span style=\"color: #008080;\">#view column date types\n<\/span>df. <span style=\"color: #3366ff;\">dtypes<\/span>\n\nevent object\nstart_date datetime64[ns]\nend_date datetime64[ns]\ndtype:object<\/strong><\/pre>\n<h3> <strong><span style=\"color: #000000;\">Exemplo 3: Converter colunas para o formato DateTime com segundos<\/span><\/strong><\/h3>\n<p> <span style=\"color: #000000;\">Em alguns casos, voc\u00ea tamb\u00e9m pode ter colunas que incluem uma data, bem como horas, minutos e segundos, como o seguinte DataFrame:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#createDataFrame<\/span>\ndf = pd.DataFrame({'event': ['A', 'B', 'C'],\n                   'start_date': ['20150601043000', '20160201054500', '20170401021215'],\n                   'end_date': ['20150608', '20160209', '20170416'] })\n\n<span style=\"color: #008080;\">#view DataFrame\n<\/span>df\n\n        event start_date end_date\n0 A 20150601043000 20150608\n1 B 20160201054500 20160209\n2 C 20170401021215 20170416\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Novamente, a fun\u00e7\u00e3o to_datetime() \u00e9 inteligente e geralmente pode inferir o formato correto a ser usado sem que o especifiquemos:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#convert start_date to DateTime format<\/span>\ndf['start_date'] = pd. <span style=\"color: #3366ff;\">to_datetime<\/span> (df['start_date'])\n\n<span style=\"color: #008080;\">#view DataFrame\n<\/span>df\n\n        event start_date end_date\n0 A 2015-06-01 04:30:00 20150608\n1 B 2016-02-01 05:45:00 20160209\n2 C 2017-04-01 02:12:15 20170416\n\n<span style=\"color: #008080;\">#view column date types\n<\/span>df. <span style=\"color: #3366ff;\">dtypes<\/span>\n\nevent object\nstart_date datetime64[ns]\nend_date object\ndtype:object<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Claro, voc\u00ea provavelmente encontrar\u00e1 uma variedade de formatos DateTime estranhos, ent\u00e3o voc\u00ea pode precisar usar o argumento <strong>format<\/strong> para dizer ao Python exatamente qual formato DateTime usar.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Nesses casos, consulte <a href=\"https:\/\/strftime.org\/\" target=\"_blank\" rel=\"noopener noreferrer\">esta p\u00e1gina<\/a> para obter uma lista completa<\/span> <span style=\"color: #000000;\">de operadores %DateTime que voc\u00ea pode usar para especificar formatos.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Recursos adicionais<\/strong><\/span><\/h3>\n<p> <a href=\"https:\/\/statorials.org\/pt\/converter-data-e-hora-em-data-pandas\/\">Como converter DateTime em data no Pandas<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/converter-uma-string-em-pandas-flutuantes\/\">Como converter strings para flutuar no Pandas<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Freq\u00fcentemente, voc\u00ea pode estar interessado em converter uma ou mais colunas de um DataFrame do pandas para o formato DateTime. Felizmente, isso \u00e9 f\u00e1cil de fazer usando a fun\u00e7\u00e3o to_datetime() . Este tutorial mostra v\u00e1rios exemplos de uso desta fun\u00e7\u00e3o no seguinte DataFrame: import numpy as np import pandas as pd #createDataFrame df = pd.DataFrame({&#8216;event&#8217;: [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-897","post","type-post","status-publish","format-standard","hentry","category-guia"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Como converter colunas para DateTime no Pandas \u2013 Estatoriais<\/title>\n<meta name=\"description\" content=\"Uma explica\u00e7\u00e3o simples sobre como converter colunas DataFrame em formatos DateTime em pandas.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/statorials.org\/pt\/converter-colunas-em-pandas-datetime\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Como converter colunas para DateTime no Pandas \u2013 Estatoriais\" \/>\n<meta property=\"og:description\" content=\"Uma explica\u00e7\u00e3o simples sobre como converter colunas DataFrame em formatos DateTime em pandas.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pt\/converter-colunas-em-pandas-datetime\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-28T09:27:40+00:00\" \/>\n<meta name=\"author\" content=\"Dr. benjamim anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Escrito por\" \/>\n\t<meta name=\"twitter:data1\" content=\"Dr. benjamim anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Tempo estimado de leitura\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/pt\/converter-colunas-em-pandas-datetime\/\",\"url\":\"https:\/\/statorials.org\/pt\/converter-colunas-em-pandas-datetime\/\",\"name\":\"Como converter colunas para DateTime no Pandas \u2013 Estatoriais\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pt\/#website\"},\"datePublished\":\"2023-07-28T09:27:40+00:00\",\"dateModified\":\"2023-07-28T09:27:40+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\"},\"description\":\"Uma explica\u00e7\u00e3o simples sobre como converter colunas DataFrame em formatos DateTime em pandas.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pt\/converter-colunas-em-pandas-datetime\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pt\/converter-colunas-em-pandas-datetime\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pt\/converter-colunas-em-pandas-datetime\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Lar\",\"item\":\"https:\/\/statorials.org\/pt\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Como converter colunas para datetime no pandas\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/pt\/#website\",\"url\":\"https:\/\/statorials.org\/pt\/\",\"name\":\"Statorials\",\"description\":\"O seu guia para a literacia estat\u00edstica!\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/pt\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"pt-PT\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\",\"name\":\"Dr. benjamim anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pt-PT\",\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/statorials.org\/pt\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"https:\/\/statorials.org\/pt\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"caption\":\"Dr. benjamim anderson\"},\"description\":\"Ol\u00e1, sou Benjamin, um professor aposentado de estat\u00edstica que se tornou professor dedicado na Statorials. Com vasta experi\u00eancia e conhecimento na \u00e1rea de estat\u00edstica, estou empenhado em compartilhar meu conhecimento para capacitar os alunos por meio de Statorials. Saber mais\",\"sameAs\":[\"https:\/\/statorials.org\/pt\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Como converter colunas para DateTime no Pandas \u2013 Estatoriais","description":"Uma explica\u00e7\u00e3o simples sobre como converter colunas DataFrame em formatos DateTime em pandas.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/statorials.org\/pt\/converter-colunas-em-pandas-datetime\/","og_locale":"pt_PT","og_type":"article","og_title":"Como converter colunas para DateTime no Pandas \u2013 Estatoriais","og_description":"Uma explica\u00e7\u00e3o simples sobre como converter colunas DataFrame em formatos DateTime em pandas.","og_url":"https:\/\/statorials.org\/pt\/converter-colunas-em-pandas-datetime\/","og_site_name":"Statorials","article_published_time":"2023-07-28T09:27:40+00:00","author":"Dr. benjamim anderson","twitter_card":"summary_large_image","twitter_misc":{"Escrito por":"Dr. benjamim anderson","Tempo estimado de leitura":"3 minutos"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/statorials.org\/pt\/converter-colunas-em-pandas-datetime\/","url":"https:\/\/statorials.org\/pt\/converter-colunas-em-pandas-datetime\/","name":"Como converter colunas para DateTime no Pandas \u2013 Estatoriais","isPartOf":{"@id":"https:\/\/statorials.org\/pt\/#website"},"datePublished":"2023-07-28T09:27:40+00:00","dateModified":"2023-07-28T09:27:40+00:00","author":{"@id":"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666"},"description":"Uma explica\u00e7\u00e3o simples sobre como converter colunas DataFrame em formatos DateTime em pandas.","breadcrumb":{"@id":"https:\/\/statorials.org\/pt\/converter-colunas-em-pandas-datetime\/#breadcrumb"},"inLanguage":"pt-PT","potentialAction":[{"@type":"ReadAction","target":["https:\/\/statorials.org\/pt\/converter-colunas-em-pandas-datetime\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/statorials.org\/pt\/converter-colunas-em-pandas-datetime\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Lar","item":"https:\/\/statorials.org\/pt\/"},{"@type":"ListItem","position":2,"name":"Como converter colunas para datetime no pandas"}]},{"@type":"WebSite","@id":"https:\/\/statorials.org\/pt\/#website","url":"https:\/\/statorials.org\/pt\/","name":"Statorials","description":"O seu guia para a literacia estat\u00edstica!","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/statorials.org\/pt\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"pt-PT"},{"@type":"Person","@id":"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666","name":"Dr. benjamim anderson","image":{"@type":"ImageObject","inLanguage":"pt-PT","@id":"https:\/\/statorials.org\/pt\/#\/schema\/person\/image\/","url":"https:\/\/statorials.org\/pt\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg","contentUrl":"https:\/\/statorials.org\/pt\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg","caption":"Dr. benjamim anderson"},"description":"Ol\u00e1, sou Benjamin, um professor aposentado de estat\u00edstica que se tornou professor dedicado na Statorials. Com vasta experi\u00eancia e conhecimento na \u00e1rea de estat\u00edstica, estou empenhado em compartilhar meu conhecimento para capacitar os alunos por meio de Statorials. Saber mais","sameAs":["https:\/\/statorials.org\/pt"]}]}},"yoast_meta":{"yoast_wpseo_title":"","yoast_wpseo_metadesc":"","yoast_wpseo_canonical":""},"_links":{"self":[{"href":"https:\/\/statorials.org\/pt\/wp-json\/wp\/v2\/posts\/897","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/statorials.org\/pt\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/statorials.org\/pt\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/statorials.org\/pt\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/statorials.org\/pt\/wp-json\/wp\/v2\/comments?post=897"}],"version-history":[{"count":0,"href":"https:\/\/statorials.org\/pt\/wp-json\/wp\/v2\/posts\/897\/revisions"}],"wp:attachment":[{"href":"https:\/\/statorials.org\/pt\/wp-json\/wp\/v2\/media?parent=897"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/statorials.org\/pt\/wp-json\/wp\/v2\/categories?post=897"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/statorials.org\/pt\/wp-json\/wp\/v2\/tags?post=897"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}