{"id":1981,"date":"2023-07-24T05:16:11","date_gmt":"2023-07-24T05:16:11","guid":{"rendered":"https:\/\/statorials.org\/pt\/soltar-pandas-de-coluna\/"},"modified":"2023-07-24T05:16:11","modified_gmt":"2023-07-24T05:16:11","slug":"soltar-pandas-de-coluna","status":"publish","type":"post","link":"https:\/\/statorials.org\/pt\/soltar-pandas-de-coluna\/","title":{"rendered":"Como deletar colunas no pandas (4 exemplos)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Voc\u00ea pode usar a fun\u00e7\u00e3o <a href=\"https:\/\/pandas.pydata.org\/pandas-docs\/stable\/reference\/api\/pandas.DataFrame.drop.html\" target=\"_blank\" rel=\"noopener\">drop()<\/a> para remover uma ou mais colunas de um DataFrame do pandas:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#drop one column by name<\/span>\ndf. <span style=\"color: #3366ff;\">drop<\/span> (' <span style=\"color: #ff0000;\">column_name<\/span> ', axis= <span style=\"color: #008000;\">1<\/span> , inplace= <span style=\"color: #008000;\">True<\/span> )\n\n<span style=\"color: #008080;\">#drop multiple columns by name\n<\/span>df. <span style=\"color: #3366ff;\">drop<\/span> ([' <span style=\"color: #ff0000;\">column_name1<\/span> ', ' <span style=\"color: #ff0000;\">column_name2<\/span> '], axis= <span style=\"color: #008000;\">1<\/span> , inplace= <span style=\"color: #008000;\">True<\/span> )\n\n<span style=\"color: #008080;\">#drop one column by index\n<\/span>df. <span style=\"color: #3366ff;\">drop<\/span> ( <span style=\"color: #3366ff;\">df.columns<\/span> [[0]], axis= <span style=\"color: #008000;\">1<\/span> , inplace= <span style=\"color: #008000;\">True<\/span> )\n\n<span style=\"color: #008080;\">#drop multiple columns by index\n<\/span>df. <span style=\"color: #3366ff;\">drop<\/span> (df.columns[[0,2,5]], axis= <span style=\"color: #008000;\">1<\/span> , inplace= <span style=\"color: #008000;\">True<\/span> )\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Observe o seguinte:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">O argumento <strong>do eixo<\/strong> especifica se devem ser removidas linhas (0) ou colunas (1).<\/span><\/li>\n<li> <span style=\"color: #000000;\">O argumento <strong>inplace<\/strong> especifica a remo\u00e7\u00e3o de colunas no local sem reatribuir o DataFrame.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Os exemplos a seguir mostram como usar esta fun\u00e7\u00e3o na pr\u00e1tica com o seguinte DataFrame do pandas:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008000;\">import<\/span> pandas <span style=\"color: #008000;\">as<\/span> pd<\/span>\n\n#createDataFrame<\/span>\ndf = pd. <span style=\"color: #3366ff;\">DataFrame<\/span> ({' <span style=\"color: #ff0000;\">A<\/span> ': [25, 12, 15, 14, 19, 23, 25, 29],\n                   ' <span style=\"color: #ff0000;\">B<\/span> ': [5, 7, 7, 9, 12, 9, 9, 4],\n                   ' <span style=\"color: #ff0000;\">C<\/span> ': [11, 8, 10, 6, 6, 5, 9, 12]})\n\n<span style=\"color: #008080;\">#view DataFrame\n<\/span>df\n\n\tA B C\n0 25 5 11\n1 12 7 8\n2 15 7 10\n3 14 9 6\n4 19 12 6\n5 23 9 5\n6 25 9 9\n7 29 4 12\n<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Exemplo 1: Excluir uma coluna por nome<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">O c\u00f3digo a seguir mostra como remover uma coluna do DataFrame por nome:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#drop column named 'B' from DataFrame<\/span>\ndf. <span style=\"color: #3366ff;\">drop<\/span> (' <span style=\"color: #ff0000;\">B<\/span> ', axis= <span style=\"color: #008000;\">1<\/span> , inplace= <span style=\"color: #008000;\">True<\/span> ) \n\n<span style=\"color: #008080;\">#view DataFrame<\/span>\ndf\n\n\tA C\n0 25 11\n1 12 8\n2 15 10\n3 14 6\n4 19 6\n5 23 5\n6 25 9\n7 29 12<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Exemplo 2: exclua v\u00e1rias colunas por nome<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">O c\u00f3digo a seguir mostra como excluir v\u00e1rias colunas por nome:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#drop columns 'A' and 'C' from DataFrame<\/span>\ndf. <span style=\"color: #3366ff;\">drop<\/span> ([' <span style=\"color: #ff0000;\">A<\/span> ', ' <span style=\"color: #ff0000;\">C<\/span> '], axis= <span style=\"color: #008000;\">1<\/span> , inplace= <span style=\"color: #008000;\">True<\/span> ) \n\n<span style=\"color: #008080;\">#view DataFrame<\/span>\ndf\n\n        B\n0 5\n1 7\n2 7\n3 9\n4 12\n5 9\n6 9\n7 4<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Exemplo 3: exclua uma coluna por \u00edndice<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">O c\u00f3digo a seguir mostra como eliminar uma coluna por \u00edndice:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#drop first column from DataFrame<\/span>\ndf. <span style=\"color: #3366ff;\">drop<\/span> ( <span style=\"color: #3366ff;\">df.columns<\/span> [[0]], axis= <span style=\"color: #008000;\">1<\/span> , inplace= <span style=\"color: #008000;\">True<\/span> ) \n\n<span style=\"color: #008080;\">#view DataFrame<\/span>\ndf\n\n        B C\n0 5 11\n1 7 8\n2 7 10\n3 9 6\n4 12 6\n5 9 5\n6 9 9\n7 4 12<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Exemplo 4: Eliminar m\u00faltiplas colunas por \u00edndice<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">O c\u00f3digo a seguir mostra como eliminar v\u00e1rias colunas por \u00edndice:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#drop multiple columns from DataFrame<\/span>\ndf. <span style=\"color: #3366ff;\">drop<\/span> (df. <span style=\"color: #3366ff;\">columns<\/span> [[0, 1]], axis= <span style=\"color: #008000;\">1<\/span> , inplace= <span style=\"color: #008000;\">True<\/span> ) \n\n<span style=\"color: #008080;\">#view DataFrame<\/span>\ndf\n\n        VS\n0 11\n1 8\n2 10\n3 6\n4 6\n5 5\n6 9\n7 12\n<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Recursos adicionais<\/strong><\/span><\/h3>\n<p> <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 \/> <a href=\"https:\/\/statorials.org\/pt\/adicionar-matriz-numpy-ao-dataframe-do-pandas\/\" target=\"_blank\" rel=\"noopener\">Como adicionar um array Numpy a um DataFrame do Pandas<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/estatologia-explica-conceitos-de-forma-simples-e-direta-facilitamos-o-aprendizado-de-estatistica\/\" target=\"_blank\" rel=\"noopener\">Como contar o n\u00famero de linhas no Pandas DataFrame<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Voc\u00ea pode usar a fun\u00e7\u00e3o drop() para remover uma ou mais colunas de um DataFrame do pandas: #drop one column by name df. drop (&#8216; column_name &#8216;, axis= 1 , inplace= True ) #drop multiple columns by name df. drop ([&#8216; column_name1 &#8216;, &#8216; column_name2 &#8216;], axis= 1 , inplace= True ) #drop one column [&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-1981","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 deletar colunas no Pandas (4 exemplos) - Estatoriais<\/title>\n<meta name=\"description\" content=\"Este tutorial explica v\u00e1rios m\u00e9todos que voc\u00ea pode usar para remover colunas 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\/soltar-pandas-de-coluna\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Como deletar colunas no Pandas (4 exemplos) - Estatoriais\" \/>\n<meta property=\"og:description\" content=\"Este tutorial explica v\u00e1rios m\u00e9todos que voc\u00ea pode usar para remover colunas de um DataFrame do pandas, incluindo exemplos.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pt\/soltar-pandas-de-coluna\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-24T05:16:11+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\/soltar-pandas-de-coluna\/\",\"url\":\"https:\/\/statorials.org\/pt\/soltar-pandas-de-coluna\/\",\"name\":\"Como deletar colunas no Pandas (4 exemplos) - Estatoriais\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pt\/#website\"},\"datePublished\":\"2023-07-24T05:16:11+00:00\",\"dateModified\":\"2023-07-24T05:16:11+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\"},\"description\":\"Este tutorial explica v\u00e1rios m\u00e9todos que voc\u00ea pode usar para remover colunas de um DataFrame do pandas, incluindo exemplos.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pt\/soltar-pandas-de-coluna\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pt\/soltar-pandas-de-coluna\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pt\/soltar-pandas-de-coluna\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Lar\",\"item\":\"https:\/\/statorials.org\/pt\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Como deletar colunas no pandas (4 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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