{"id":2467,"date":"2023-07-22T03:41:14","date_gmt":"2023-07-22T03:41:14","guid":{"rendered":"https:\/\/statorials.org\/pt\/pandas-classifica-por-multiplas-colunas\/"},"modified":"2023-07-22T03:41:14","modified_gmt":"2023-07-22T03:41:14","slug":"pandas-classifica-por-multiplas-colunas","status":"publish","type":"post","link":"https:\/\/statorials.org\/pt\/pandas-classifica-por-multiplas-colunas\/","title":{"rendered":"Como classificar por m\u00faltiplas colunas no 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 classificar um DataFrame do pandas por v\u00e1rias colunas:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>df = df. <span style=\"color: #3366ff;\">sort_values<\/span> ([' <span style=\"color: #ff0000;\">column1<\/span> ', ' <span style=\"color: #ff0000;\">column2<\/span> '], ascending=( <span style=\"color: #008000;\">False<\/span> , <span style=\"color: #008000;\">True<\/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: classificar por m\u00faltiplas colunas 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;\">#createDataFrame\n<span style=\"color: #000000;\">df = pd. <span style=\"color: #3366ff;\">DataFrame<\/span> ({' <span style=\"color: #ff0000;\">points<\/span> ': [14, 20, 9, 20, 25, 29, 20, 25],\n                   ' <span style=\"color: #ff0000;\">assists<\/span> ': [5, 7, 7, 9, 12, 9, 9, 4],\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        points assists rebounds\n0 14 5 11\n1 20 7 8\n2 9 7 10\n3 20 9 6\n4 25 12 6\n5 29 9 5\n6 20 9 9\n7 25 4 12\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Podemos usar a seguinte sintaxe para classificar as linhas do DataFrame aumentando <strong>os pontos<\/strong> e depois diminuindo <strong>as passagens<\/strong> :<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#sort by points ascending, then assists ascending<span style=\"color: #000000;\">\ndf = df. <span style=\"color: #3366ff;\">sort_values<\/span> ([' <span style=\"color: #ff0000;\">points<\/span> ', ' <span style=\"color: #ff0000;\">assists<\/span> '])\n\n<span style=\"color: #008080;\">#view updated DataFrame<\/span>\ndf\n\n\tpoints assists rebounds\n2 9 7 10\n0 14 5 11\n1 20 7 8\n3 20 9 6\n6 20 9 9\n7 25 4 12\n4 25 12 6\n5 29 9 5\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Observe que as linhas s\u00e3o classificadas por <strong>pontos<\/strong> ascendentes (do menor para o maior) e, em seguida, <strong>passam<\/strong> ascendentes.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Tamb\u00e9m podemos usar o argumento <strong>ascendente<\/strong> para especificar se devemos classificar cada coluna em ordem crescente ou decrescente:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#sort by points descending, then assists ascending<span style=\"color: #000000;\">\ndf = df. <span style=\"color: #3366ff;\">sort_values<\/span> ([' <span style=\"color: #ff0000;\">points<\/span> ', ' <span style=\"color: #ff0000;\">assists<\/span> '], ascending = ( <span style=\"color: #008000;\">False<\/span> , <span style=\"color: #008000;\">True<\/span> )))\n\n<span style=\"color: #008080;\">#view updated DataFrame\n<\/span>df\n\n        points assists rebounds\n5 29 9 5\n7 25 4 12\n4 25 12 6\n1 20 7 8\n3 20 9 6\n6 20 9 9\n0 14 5 11\n2 9 7 10\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Observe que as linhas s\u00e3o classificadas por <strong>pontos<\/strong> decrescentes (do maior para o menor) e, em seguida, <strong>por passagens<\/strong> ascendentes.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Nestes exemplos, classificamos o DataFrame por duas colunas, mas podemos usar essa sintaxe exata para classificar quantas colunas quisermos.<\/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>sort_values()<\/strong> do pandas <a href=\"https:\/\/pandas.pydata.org\/docs\/reference\/api\/pandas.DataFrame.sort_values.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 pandas:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/pt\/pandas-classifica-por-data\/\" target=\"_blank\" rel=\"noopener\">Pandas: como classificar por data<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/pandas-classifica-colunas-por-nome\/\" target=\"_blank\" rel=\"noopener\">Pandas: como classificar colunas por nome<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/pandas-classifica-por-indice-e-coluna\/\" target=\"_blank\" rel=\"noopener\">Pandas: como classificar por \u00edndice e coluna<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Voc\u00ea pode usar a seguinte sintaxe b\u00e1sica para classificar um DataFrame do pandas por v\u00e1rias colunas: df = df. sort_values ([&#8216; column1 &#8216;, &#8216; column2 &#8216;], ascending=( False , True )) O exemplo a seguir mostra como usar essa sintaxe na pr\u00e1tica. Exemplo: classificar por m\u00faltiplas colunas no Pandas Suponha que temos o seguinte 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-2467","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 classificar por m\u00faltiplas colunas no Pandas (com exemplos) \u2013 Estatologia<\/title>\n<meta name=\"description\" content=\"Este tutorial explica como classificar m\u00faltiplas colunas em um DataFrame do pandas, com v\u00e1rios 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-classifica-por-multiplas-colunas\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Como classificar por m\u00faltiplas colunas no Pandas (com exemplos) \u2013 Estatologia\" \/>\n<meta property=\"og:description\" content=\"Este tutorial explica como classificar m\u00faltiplas colunas em um DataFrame do pandas, com v\u00e1rios exemplos.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pt\/pandas-classifica-por-multiplas-colunas\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-22T03:41:14+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-classifica-por-multiplas-colunas\/\",\"url\":\"https:\/\/statorials.org\/pt\/pandas-classifica-por-multiplas-colunas\/\",\"name\":\"Como classificar por m\u00faltiplas colunas no Pandas (com exemplos) \u2013 Estatologia\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pt\/#website\"},\"datePublished\":\"2023-07-22T03:41:14+00:00\",\"dateModified\":\"2023-07-22T03:41:14+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\"},\"description\":\"Este tutorial explica como classificar m\u00faltiplas colunas em um DataFrame do pandas, com v\u00e1rios exemplos.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pt\/pandas-classifica-por-multiplas-colunas\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pt\/pandas-classifica-por-multiplas-colunas\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pt\/pandas-classifica-por-multiplas-colunas\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Lar\",\"item\":\"https:\/\/statorials.org\/pt\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Como classificar por m\u00faltiplas colunas no 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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