{"id":2381,"date":"2023-07-22T12:42:25","date_gmt":"2023-07-22T12:42:25","guid":{"rendered":"https:\/\/statorials.org\/pt\/pandas-longos-a-largos\/"},"modified":"2023-07-22T12:42:25","modified_gmt":"2023-07-22T12:42:25","slug":"pandas-longos-a-largos","status":"publish","type":"post","link":"https:\/\/statorials.org\/pt\/pandas-longos-a-largos\/","title":{"rendered":"Pandas: como remodelar o dataframe de longo para largo"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Voc\u00ea pode usar a seguinte sintaxe b\u00e1sica para converter um DataFrame do pandas do formato longo para o formato largo:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>df = pd. <span style=\"color: #3366ff;\">pivot<\/span> (df, index=' <span style=\"color: #ff0000;\">col1<\/span> ', columns=' <span style=\"color: #ff0000;\">col2<\/span> ', values=' <span style=\"color: #ff0000;\">col3<\/span> ')\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Neste cen\u00e1rio, <strong>col1<\/strong> se tornar\u00e1 o \u00edndice, <strong>col2<\/strong> se tornar\u00e1 as colunas e <strong>col3<\/strong> ser\u00e1 usado como valores dentro do DataFrame.<\/span><\/p>\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: remodelar o DataFrame do Pandas de longo para largo<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Suponha que temos o seguinte DataFrame do pandas em um formato longo:<\/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;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#create DataFrame in long format\n<\/span>df = pd. <span style=\"color: #3366ff;\">DataFrame<\/span> ({' <span style=\"color: #ff0000;\">team<\/span> ': ['A', 'A', 'A', 'A', 'B', 'B', 'B', 'B'],\n                   ' <span style=\"color: #ff0000;\">player<\/span> ': [1, 2, 3, 4, 1, 2, 3, 4],\n                   ' <span style=\"color: #ff0000;\">points<\/span> ': [11, 8, 10, 6, 12, 5, 9, 4]})\n\n<span style=\"color: #008080;\">#view DataFrame\n<\/span>df\n\n\tteam player points\n0 to 1 11\n1 to 2 8\n2 to 3 10\n3 to 4 6\n4 B 1 12\n5 B 2 5\n6 B 3 9\n7 B 4 4\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Podemos usar a seguinte sintaxe para remodelar este DataFrame do formato longo para o formato amplo:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#reshape DataFrame from long format to wide format\n<span style=\"color: #000000;\">df = pd. <span style=\"color: #3366ff;\">pivot<\/span> (df, index=' <span style=\"color: #ff0000;\">team<\/span> ', columns=' <span style=\"color: #ff0000;\">player<\/span> ', values=' <span style=\"color: #ff0000;\">points<\/span> ')\n<\/span>\n#view updated DataFrame\n<span style=\"color: #000000;\">df\n\nplayer 1 2 3 4\nteam\t\t\t\t\nA 11 8 10 6\nB 12 5 9 4<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">O DataFrame agora est\u00e1 em formato amplo.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Usamos \u201cteam\u201d como coluna de \u00edndice, \u201cplayer\u201d como colunas e \u201cpoints\u201d como valores dentro do DataFrame.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Observe que poder\u00edamos usar &#8220;player&#8221; como coluna de \u00edndice e &#8220;team&#8221; como colunas, se desejarmos:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#reshape DataFrame from long format to wide format\n<span style=\"color: #000000;\">df = pd. <span style=\"color: #3366ff;\">pivot<\/span> (df, index=' <span style=\"color: #ff0000;\">player<\/span> ', columns=' <span style=\"color: #ff0000;\">team<\/span> ', values=' <span style=\"color: #ff0000;\">points<\/span> ')\n<\/span>\n#view updated DataFrame\n<span style=\"color: #000000;\">df\n\nteam A B\nplayer\t\t\n1 11 12\n2 8 5\n3 10 9\n4 6 4\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Este DataFrame tamb\u00e9m est\u00e1 em formato amplo.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Nota<\/strong> : Voc\u00ea pode encontrar a documenta\u00e7\u00e3o completa da fun\u00e7\u00e3o pandas <strong>pivot()<\/strong> <a href=\"https:\/\/pandas.pydata.org\/docs\/reference\/api\/pandas.DataFrame.pivot.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 opera\u00e7\u00f5es comuns em Python:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/pt\/pandas-largos-a-longos\/\" target=\"_blank\" rel=\"noopener\">Pandas: Como remodelar o DataFrame de largo para longo<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/pandas-adiciona-linha-ao-dataframe\/\" target=\"_blank\" rel=\"noopener\">Como adicionar linhas a um DataFrame do Pandas<\/a><br \/> Como adicionar colunas a um DataFrame do Pandas<br \/> <a href=\"https:\/\/statorials.org\/pt\/pandas-conta-valor-especifico-na-coluna\/\" target=\"_blank\" rel=\"noopener\">Como contar ocorr\u00eancias de valores espec\u00edficos no Pandas DataFrame<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Voc\u00ea pode usar a seguinte sintaxe b\u00e1sica para converter um DataFrame do pandas do formato longo para o formato largo: df = pd. pivot (df, index=&#8217; col1 &#8216;, columns=&#8217; col2 &#8216;, values=&#8217; col3 &#8216;) Neste cen\u00e1rio, col1 se tornar\u00e1 o \u00edndice, col2 se tornar\u00e1 as colunas e col3 ser\u00e1 usado como valores dentro do DataFrame. [&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-2381","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 remodelar o DataFrame de longo para largo - Estatologia<\/title>\n<meta name=\"description\" content=\"Este tutorial explica como remodelar um DataFrame do pandas de formato longo para formato largo, 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-longos-a-largos\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Pandas: Como remodelar o DataFrame de longo para largo - Estatologia\" \/>\n<meta property=\"og:description\" content=\"Este tutorial explica como remodelar um DataFrame do pandas de formato longo para formato largo, com um exemplo.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pt\/pandas-longos-a-largos\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-22T12:42:25+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-longos-a-largos\/\",\"url\":\"https:\/\/statorials.org\/pt\/pandas-longos-a-largos\/\",\"name\":\"Pandas: Como remodelar o DataFrame de longo para largo - Estatologia\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pt\/#website\"},\"datePublished\":\"2023-07-22T12:42:25+00:00\",\"dateModified\":\"2023-07-22T12:42:25+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\"},\"description\":\"Este tutorial explica como remodelar um DataFrame do pandas de formato longo para formato largo, com um exemplo.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pt\/pandas-longos-a-largos\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pt\/pandas-longos-a-largos\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pt\/pandas-longos-a-largos\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Lar\",\"item\":\"https:\/\/statorials.org\/pt\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Pandas: como remodelar o dataframe de longo para largo\"}]},{\"@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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