{"id":4239,"date":"2023-07-12T15:01:15","date_gmt":"2023-07-12T15:01:15","guid":{"rendered":"https:\/\/statorials.org\/pt\/pandas-combinam-colunas-de-data-e-hora\/"},"modified":"2023-07-12T15:01:15","modified_gmt":"2023-07-12T15:01:15","slug":"pandas-combinam-colunas-de-data-e-hora","status":"publish","type":"post","link":"https:\/\/statorials.org\/pt\/pandas-combinam-colunas-de-data-e-hora\/","title":{"rendered":"Pandas: como combinar colunas de data e hora"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Voc\u00ea pode usar a seguinte sintaxe para combinar as colunas de data e hora de um DataFrame do pandas em uma \u00fanica coluna:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>df[' <span style=\"color: #ff0000;\">datetime<\/span> '] = pd. <span style=\"color: #3366ff;\">to_datetime<\/span> (df[' <span style=\"color: #ff0000;\">date<\/span> '] + ' ' + df[' <span style=\"color: #ff0000;\">time<\/span> '])\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Observe que esta sintaxe assume que as colunas de <strong>data<\/strong> e <strong>hora<\/strong> s\u00e3o strings atuais.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Se ambas as colunas ainda n\u00e3o forem strings, voc\u00ea poder\u00e1 usar <strong>astype(str)<\/strong> para convert\u00ea-las em strings:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>df[' <span style=\"color: #ff0000;\">datetime<\/span> '] = pd. <span style=\"color: #3366ff;\">to_datetime<\/span> (df[' <span style=\"color: #ff0000;\">date<\/span> ']. <span style=\"color: #3366ff;\">astype<\/span> ( <span style=\"color: #008000;\">str<\/span> ) + ' ' + df[' <span style=\"color: #ff0000;\">time<\/span> ']. <span style=\"color: #3366ff;\">astype<\/span> ( <span style=\"color: #008000;\">str<\/span> ))<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">O exemplo a seguir mostra como usar essa sintaxe na pr\u00e1tica.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Exemplo: combinar colunas de data e hora em Pandas<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Digamos que temos o seguinte DataFrame do pandas que cont\u00e9m uma coluna de data e uma coluna de hora:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008000;\">import<\/span> pandas <span style=\"color: #008000;\">as<\/span> pd\n\n<span style=\"color: #008080;\">#createDataFrame<span style=\"color: #000000;\">\ndf = pd. <span style=\"color: #3366ff;\">DataFrame<\/span> ({' <span style=\"color: #ff0000;\">date<\/span> ': ['10-1-2023', '10-4-2023', '10-6-2023', '10-6-2023',\n                            '10-14-2023', '10-15-2023', '10-29-2023'],\n                   ' <span style=\"color: #ff0000;\">time<\/span> ': ['4:15:00', '7:16:04', '9:25:00', '10:13:45',\n                            '15:30:00', '18:15:00', '23:15:00']})\n\n<span style=\"color: #008080;\">#view DataFrame\n<\/span><span style=\"color: #008000;\">print<\/span> (df)\n\n         date time\n0 10-1-2023 4:15:00\n1 10-4-2023 7:16:04\n2 10-6-2023 9:25:00\n3 10-6-2023 10:13:45\n4 10-14-2023 15:30:00\n5 10-15-2023 18:15:00\n6 10-29-2023 23:15:00\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Digamos que queremos criar uma nova coluna chamada <strong>datetime<\/strong> que combine os valores das colunas de <strong>data<\/strong> e <strong>hora<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Podemos usar a seguinte sintaxe para fazer isso:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#create new datetime column<\/span>\ndf[' <span style=\"color: #ff0000;\">datetime<\/span> '] = pd. <span style=\"color: #3366ff;\">to_datetime<\/span> (df[' <span style=\"color: #ff0000;\">date<\/span> '] + ' ' + df[' <span style=\"color: #ff0000;\">time<\/span> '])\n\n<span style=\"color: #008080;\">#view updated DataFrame<\/span>\n<span style=\"color: #008000;\">print<\/span> (df)\n\n         datetime datetime\n0 10-1-2023 4:15:00 2023-10-01 04:15:00\n1 10-4-2023 7:16:04 2023-10-04 07:16:04\n2 10-6-2023 9:25:00 2023-10-06 09:25:00\n3 10-6-2023 10:13:45 2023-10-06 10:13:45\n4 10-14-2023 15:30:00 2023-10-14 15:30:00\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Observe que a nova coluna <strong>datetime<\/strong> combinou com sucesso os valores das colunas de <strong>data<\/strong> e <strong>hora<\/strong> em uma \u00fanica coluna.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Tamb\u00e9m podemos usar a fun\u00e7\u00e3o <strong>dtypes<\/strong> para verificar os tipos de dados de cada coluna no DataFrame:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#view data type of each column\n<\/span>df. <span style=\"color: #3366ff;\">dtypes\n\n<span style=\"color: #000000;\">date object\ntime object\ndatetime datetime64[ns]\ndtype:object\n<\/span><\/span><\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">A partir do resultado, podemos ver que as colunas <strong>de data<\/strong> e <strong>hora<\/strong> s\u00e3o objetos (ou seja, strings) e a nova coluna <strong>de data e<\/strong> hora \u00e9 uma data e hora.<\/span><\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Nota<\/strong> : Voc\u00ea pode encontrar a documenta\u00e7\u00e3o completa da fun\u00e7\u00e3o <strong>to_datetime()<\/strong> do pandas <a href=\"https:\/\/pandas.pydata.org\/docs\/reference\/api\/pandas.to_datetime.html\" target=\"_blank\" rel=\"noopener\">aqui<\/a> .<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Recursos adicionais<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Os tutoriais a seguir explicam como realizar outras opera\u00e7\u00f5es comuns em pandas:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/pt\/intervalo-de-datas-do-panda\/\" target=\"_blank\" rel=\"noopener\">Como criar um intervalo de datas no Pandas<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/data-e-hora-do-pandas\/\" target=\"_blank\" rel=\"noopener\">Como converter carimbo de data\/hora em data\/hora no Pandas<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/diferenca-de-data-dos-pandas\/\" target=\"_blank\" rel=\"noopener\">Como calcular a diferen\u00e7a entre duas datas em pandas<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Voc\u00ea pode usar a seguinte sintaxe para combinar as colunas de data e hora de um DataFrame do pandas em uma \u00fanica coluna: df[&#8216; datetime &#8216;] = pd. to_datetime (df[&#8216; date &#8216;] + &#8216; &#8216; + df[&#8216; time &#8216;]) Observe que esta sintaxe assume que as colunas de data e hora s\u00e3o strings atuais. Se [&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-4239","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>Pandas: Como combinar colunas de data e hora - Estatoriais<\/title>\n<meta name=\"description\" content=\"Este tutorial explica como combinar colunas de data e hora em um DataFrame do pandas, com um exemplo.\" \/>\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\/pandas-combinam-colunas-de-data-e-hora\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Pandas: Como combinar colunas de data e hora - Estatoriais\" \/>\n<meta property=\"og:description\" content=\"Este tutorial explica como combinar colunas de data e hora em um DataFrame do pandas, com um exemplo.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pt\/pandas-combinam-colunas-de-data-e-hora\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-12T15:01:15+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=\"2 minutos\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/pt\/pandas-combinam-colunas-de-data-e-hora\/\",\"url\":\"https:\/\/statorials.org\/pt\/pandas-combinam-colunas-de-data-e-hora\/\",\"name\":\"Pandas: Como combinar colunas de data e hora - Estatoriais\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pt\/#website\"},\"datePublished\":\"2023-07-12T15:01:15+00:00\",\"dateModified\":\"2023-07-12T15:01:15+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\"},\"description\":\"Este tutorial explica como combinar colunas de data e hora em um DataFrame do pandas, com um exemplo.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pt\/pandas-combinam-colunas-de-data-e-hora\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pt\/pandas-combinam-colunas-de-data-e-hora\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pt\/pandas-combinam-colunas-de-data-e-hora\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Lar\",\"item\":\"https:\/\/statorials.org\/pt\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Pandas: como combinar colunas de data e hora\"}]},{\"@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. 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