{"id":2465,"date":"2023-07-22T03:49:23","date_gmt":"2023-07-22T03:49:23","guid":{"rendered":"https:\/\/statorials.org\/pt\/pandas-convertem-data-e-hora-em-string\/"},"modified":"2023-07-22T03:49:23","modified_gmt":"2023-07-22T03:49:23","slug":"pandas-convertem-data-e-hora-em-string","status":"publish","type":"post","link":"https:\/\/statorials.org\/pt\/pandas-convertem-data-e-hora-em-string\/","title":{"rendered":"Como converter datetime em string em pandas (com exemplos)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Voc\u00ea pode usar a seguinte sintaxe b\u00e1sica para converter uma coluna DateTime em uma string no pandas:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>df[' <span style=\"color: #ff0000;\">column_name<\/span> ']. <span style=\"color: #3366ff;\">dt<\/span> . <span style=\"color: #3366ff;\">strftime<\/span> (' <span style=\"color: #ff0000;\">%Y-%m-%d<\/span> ')\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">O exemplo a seguir mostra como usar essa sintaxe na pr\u00e1tica.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Exemplo: converter DateTime em String no Pandas<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Digamos que temos o seguinte DataFrame do pandas que mostra as vendas feitas por uma loja em quatro dias diferentes:<\/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\n<span style=\"color: #000000;\">df = pd. <span style=\"color: #3366ff;\">DataFrame<\/span> ({' <span style=\"color: #ff0000;\">day<\/span> ': pd. <span style=\"color: #3366ff;\">to_datetime<\/span> (pd. <span style=\"color: #3366ff;\">Series<\/span> (['20210101', '20210105',\n                                                    '20210106', '20210109'])),\n                   ' <span style=\"color: #ff0000;\">sales<\/span> ': [1440, 1845, 2484, 2290]})\n\n<span style=\"color: #008080;\">#view DataFrame\n<\/span>df\n\n\t       day sales\n0 2021-01-01 1440\n1 2021-01-05 1845\n2 2021-01-06 2484\n3 2021-01-09 2290\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Podemos usar a fun\u00e7\u00e3o <strong>dtypes<\/strong> para exibir o tipo de dados de cada coluna no DataFrame:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#view data type of each column\n<span style=\"color: #000000;\">df. <span style=\"color: #3366ff;\">dtypes<\/span>\n\nday datetime64[ns]\ndirty int64\ndtype:object\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Podemos ver que a coluna \u201cdia\u201d possui uma classe <strong>DateTime<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Para converter \u201cdia\u201d em uma string, podemos usar a seguinte sintaxe:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#convert 'day' column to string\n<\/span>df[' <span style=\"color: #ff0000;\">day<\/span> '] = df[' <span style=\"color: #ff0000;\">day<\/span> ']. <span style=\"color: #3366ff;\">dt<\/span> . <span style=\"color: #3366ff;\">strftime<\/span> (' <span style=\"color: #ff0000;\">%Y-%m-%d<\/span> ')\n<\/span>\n#view updated DataFrame\n<span style=\"color: #000000;\">df\n\n\t<\/span><span style=\"color: #000000;\">day<\/span> <span style=\"color: #000000;\">sales\n0 2021-01-01 1440\n1 2021-01-05 1845\n2 2021-01-06 2484\n3 2021-01-09 2290\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Podemos reutilizar a fun\u00e7\u00e3o <strong>dtypes<\/strong> para verificar se a coluna \u201cday\u201d agora \u00e9 uma string:<\/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<\/span>\ndf. <span style=\"color: #3366ff;\">dtypes\n\n<span style=\"color: #000000;\">day object\ndirty int64\ndtype:object<\/span><\/span>\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>Nota<\/strong> : Voc\u00ea pode encontrar a documenta\u00e7\u00e3o completa da fun\u00e7\u00e3o <strong>dt.strftime()<\/strong> <a href=\"https:\/\/pandas.pydata.org\/docs\/reference\/api\/pandas.Series.dt.strftime.html\" target=\"_blank\" rel=\"noopener\">aqui<\/a> .<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Recursos adicionais<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Os tutoriais a seguir explicam como realizar outras convers\u00f5es comuns em Python:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/pt\/converter-data-e-hora-em-data-pandas\/\" target=\"_blank\" rel=\"noopener\">Como converter DateTime em data no Pandas<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/converter-colunas-em-pandas-datetime\/\" target=\"_blank\" rel=\"noopener\">Como converter colunas para DateTime 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><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Voc\u00ea pode usar a seguinte sintaxe b\u00e1sica para converter uma coluna DateTime em uma string no pandas: df[&#8216; column_name &#8216;]. dt . strftime (&#8216; %Y-%m-%d &#8216;) O exemplo a seguir mostra como usar essa sintaxe na pr\u00e1tica. Exemplo: converter DateTime em String no Pandas Digamos que temos o seguinte DataFrame do pandas que mostra as [&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-2465","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 DateTime em String em Pandas (com exemplos) - Estatoriais<\/title>\n<meta name=\"description\" content=\"Este tutorial explica como converter colunas de data e hora em string no 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-convertem-data-e-hora-em-string\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Como converter DateTime em String em Pandas (com exemplos) - Estatoriais\" \/>\n<meta property=\"og:description\" content=\"Este tutorial explica como converter colunas de data e hora em string no pandas, com um exemplo.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pt\/pandas-convertem-data-e-hora-em-string\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-22T03:49:23+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=\"1 minuto\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/pt\/pandas-convertem-data-e-hora-em-string\/\",\"url\":\"https:\/\/statorials.org\/pt\/pandas-convertem-data-e-hora-em-string\/\",\"name\":\"Como converter DateTime em String em Pandas (com exemplos) - Estatoriais\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pt\/#website\"},\"datePublished\":\"2023-07-22T03:49:23+00:00\",\"dateModified\":\"2023-07-22T03:49:23+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\"},\"description\":\"Este tutorial explica como converter colunas de data e hora em string no pandas, com um exemplo.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pt\/pandas-convertem-data-e-hora-em-string\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pt\/pandas-convertem-data-e-hora-em-string\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pt\/pandas-convertem-data-e-hora-em-string\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Lar\",\"item\":\"https:\/\/statorials.org\/pt\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Como converter datetime em string em pandas (com exemplos)\"}]},{\"@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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