{"id":2098,"date":"2023-07-23T17:06:10","date_gmt":"2023-07-23T17:06:10","guid":{"rendered":"https:\/\/statorials.org\/pt\/pandas-descartam-colunas-duplicadas\/"},"modified":"2023-07-23T17:06:10","modified_gmt":"2023-07-23T17:06:10","slug":"pandas-descartam-colunas-duplicadas","status":"publish","type":"post","link":"https:\/\/statorials.org\/pt\/pandas-descartam-colunas-duplicadas\/","title":{"rendered":"Como remover colunas duplicadas 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 remover colunas duplicadas em pandas:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>df. <span style=\"color: #3366ff;\">T.<\/span> <span style=\"color: #3366ff;\">drop_duplicates<\/span> (). <span style=\"color: #3366ff;\">T\n<\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Os exemplos a seguir mostram como usar essa sintaxe na pr\u00e1tica.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Exemplo: Remover colunas duplicadas no Pandas<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Suponha que temos o seguinte DataFrame do pandas:<\/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;\">#create DataFrame with duplicate columns\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;\">points<\/span> ': [25, 12, 15, 14, 19, 23, 25, 29],\n                   ' <span style=\"color: #ff0000;\">assists<\/span> ': [25, 12, 15, 14, 19, 23, 25, 29],\n                   ' <span style=\"color: #ff0000;\">rebounds<\/span> ': [11, 8, 10, 6, 6, 5, 9, 12]})\n\ndf. <span style=\"color: #3366ff;\">columns<\/span> = ['team', 'points', 'points', 'rebounds']\n\n<span style=\"color: #008080;\">#view DataFrame\n<\/span>df\n\n\tteam points points rebounds\n0 A 25 25 11\n1 A 12 12 8\n2 A 15 15 10\n3 A 14 14 6\n4 B 19 19 6\n5 B 23 23 5\n6 B 25 25 9\n7 B 29 29 12\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Podemos usar o seguinte c\u00f3digo para remover a coluna de \u201cpontos\u201d duplicados:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#remove duplicate columns\n<\/span>df. <span style=\"color: #3366ff;\">T.<\/span> <span style=\"color: #3366ff;\">drop_duplicates<\/span> (). <span style=\"color: #3366ff;\">T\n\n<\/span><span style=\"color: #000000;\">team points rebounds\n0 to 25 11\n1 to 12 8\n2 to 15 10\n3 to 14 6\n4 B 19 6\n5 B 23 5\n6 B 25 9\n7 B 29 12\n<\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Observe que a coluna \u201cpontos\u201d foi removida enquanto todas as outras colunas permaneceram no DataFrame.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Tamb\u00e9m \u00e9 importante notar que este c\u00f3digo remover\u00e1 colunas duplicadas mesmo que as colunas tenham nomes diferentes, mas contenham valores id\u00eanticos.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Por exemplo, suponha que temos o seguinte DataFrame do pandas:<\/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;\">#create DataFrame with duplicate columns\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;\">points<\/span> ': [25, 12, 15, 14, 19, 23, 25, 29],\n                   ' <span style=\"color: #ff0000;\">points2<\/span> ': [25, 12, 15, 14, 19, 23, 25, 29],\n                   ' <span style=\"color: #ff0000;\">rebounds<\/span> ': [11, 8, 10, 6, 6, 5, 9, 12]})\n\n<span style=\"color: #008080;\">#view DataFrame\n<\/span>df\n\n\tteam points points2 rebounds\n0 A 25 25 11\n1 A 12 12 8\n2 A 15 15 10\n3 A 14 14 6\n4 B 19 19 6\n5 B 23 23 5\n6 B 25 25 9\n7 B 29 29 12\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Observe que as colunas \u201cpontos\u201d e \u201cpontos2\u201d cont\u00eam valores id\u00eanticos.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Podemos usar o seguinte c\u00f3digo para remover a coluna &#8216;points2&#8217; duplicada:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#remove duplicate columns\n<\/span>df. <span style=\"color: #3366ff;\">T.<\/span> <span style=\"color: #3366ff;\">drop_duplicates<\/span> (). <span style=\"color: #3366ff;\">T\n\n<\/span><span style=\"color: #000000;\">team points rebounds\n0 to 25 11\n1 to 12 8\n2 to 15 10\n3 to 14 6\n4 B 19 6\n5 B 23 5\n6 B 25 9\n7 B 29 12<\/span><\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Recursos adicionais<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Os tutoriais a seguir explicam como executar outras fun\u00e7\u00f5es comuns em pandas:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/pt\/pandas-soltam-duplicatas\/\" target=\"_blank\" rel=\"noopener\">Como remover linhas duplicadas em um DataFrame do Pandas<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/soltar-pandas-de-coluna\/\" target=\"_blank\" rel=\"noopener\">Como deletar colunas no Pandas<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/coluna-de-exclusao-de-pandas\/\" target=\"_blank\" rel=\"noopener\">Como excluir colunas no Pandas<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Voc\u00ea pode usar a seguinte sintaxe b\u00e1sica para remover colunas duplicadas em pandas: df. T. drop_duplicates (). T Os exemplos a seguir mostram como usar essa sintaxe na pr\u00e1tica. Exemplo: Remover colunas duplicadas no Pandas Suponha que temos o seguinte DataFrame do pandas: import pandas as pd #create DataFrame with duplicate columns df = pd. [&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-2098","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 remover colunas duplicadas em Pandas (com exemplos) \u2013 Estatoriais<\/title>\n<meta name=\"description\" content=\"Este tutorial explica como remover colunas duplicadas de um DataFrame do pandas, incluindo exemplos.\" \/>\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-descartam-colunas-duplicadas\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Como remover colunas duplicadas em Pandas (com exemplos) \u2013 Estatoriais\" \/>\n<meta property=\"og:description\" content=\"Este tutorial explica como remover colunas duplicadas de um DataFrame do pandas, incluindo exemplos.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pt\/pandas-descartam-colunas-duplicadas\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-23T17:06:10+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-descartam-colunas-duplicadas\/\",\"url\":\"https:\/\/statorials.org\/pt\/pandas-descartam-colunas-duplicadas\/\",\"name\":\"Como remover colunas duplicadas em Pandas (com exemplos) \u2013 Estatoriais\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pt\/#website\"},\"datePublished\":\"2023-07-23T17:06:10+00:00\",\"dateModified\":\"2023-07-23T17:06:10+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\"},\"description\":\"Este tutorial explica como remover colunas duplicadas de um DataFrame do pandas, incluindo exemplos.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pt\/pandas-descartam-colunas-duplicadas\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pt\/pandas-descartam-colunas-duplicadas\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pt\/pandas-descartam-colunas-duplicadas\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Lar\",\"item\":\"https:\/\/statorials.org\/pt\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Como remover colunas duplicadas 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. 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 remover colunas duplicadas em Pandas (com exemplos) \u2013 Estatoriais","description":"Este tutorial explica como remover colunas duplicadas de um DataFrame do pandas, incluindo exemplos.","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\/pandas-descartam-colunas-duplicadas\/","og_locale":"pt_PT","og_type":"article","og_title":"Como remover colunas duplicadas em Pandas (com exemplos) \u2013 Estatoriais","og_description":"Este tutorial explica como remover colunas duplicadas de um DataFrame do pandas, incluindo exemplos.","og_url":"https:\/\/statorials.org\/pt\/pandas-descartam-colunas-duplicadas\/","og_site_name":"Statorials","article_published_time":"2023-07-23T17:06:10+00:00","author":"Dr. benjamim anderson","twitter_card":"summary_large_image","twitter_misc":{"Escrito por":"Dr. benjamim anderson","Tempo estimado de leitura":"2 minutos"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/statorials.org\/pt\/pandas-descartam-colunas-duplicadas\/","url":"https:\/\/statorials.org\/pt\/pandas-descartam-colunas-duplicadas\/","name":"Como remover colunas duplicadas em Pandas (com exemplos) \u2013 Estatoriais","isPartOf":{"@id":"https:\/\/statorials.org\/pt\/#website"},"datePublished":"2023-07-23T17:06:10+00:00","dateModified":"2023-07-23T17:06:10+00:00","author":{"@id":"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666"},"description":"Este tutorial explica como remover colunas duplicadas de um DataFrame do pandas, incluindo exemplos.","breadcrumb":{"@id":"https:\/\/statorials.org\/pt\/pandas-descartam-colunas-duplicadas\/#breadcrumb"},"inLanguage":"pt-PT","potentialAction":[{"@type":"ReadAction","target":["https:\/\/statorials.org\/pt\/pandas-descartam-colunas-duplicadas\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/statorials.org\/pt\/pandas-descartam-colunas-duplicadas\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Lar","item":"https:\/\/statorials.org\/pt\/"},{"@type":"ListItem","position":2,"name":"Como remover colunas duplicadas 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. 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\/2098","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=2098"}],"version-history":[{"count":0,"href":"https:\/\/statorials.org\/pt\/wp-json\/wp\/v2\/posts\/2098\/revisions"}],"wp:attachment":[{"href":"https:\/\/statorials.org\/pt\/wp-json\/wp\/v2\/media?parent=2098"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/statorials.org\/pt\/wp-json\/wp\/v2\/categories?post=2098"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/statorials.org\/pt\/wp-json\/wp\/v2\/tags?post=2098"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}