{"id":3723,"date":"2023-07-15T22:29:34","date_gmt":"2023-07-15T22:29:34","guid":{"rendered":"https:\/\/statorials.org\/pt\/pandas-verifica-se-dois-dataframes-sao-iguais\/"},"modified":"2023-07-15T22:29:34","modified_gmt":"2023-07-15T22:29:34","slug":"pandas-verifica-se-dois-dataframes-sao-iguais","status":"publish","type":"post","link":"https:\/\/statorials.org\/pt\/pandas-verifica-se-dois-dataframes-sao-iguais\/","title":{"rendered":"Pandas: como verificar se dois dataframes s\u00e3o iguais"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Voc\u00ea pode usar a seguinte sintaxe b\u00e1sica para verificar se dois DataFrames do pandas s\u00e3o iguais:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>df1. <span style=\"color: #3366ff;\">equals<\/span> (df2)\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Isso retornar\u00e1 um valor <strong>True<\/strong> ou <strong>False<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Se dois DataFrames n\u00e3o forem iguais, voc\u00ea pode usar a seguinte sintaxe para encontrar linhas no segundo DataFrame que n\u00e3o existem no primeiro DataFrame:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#perform outer join on two DataFrames\n<\/span>all_df = df1. <span style=\"color: #3366ff;\">merge<\/span> (df2, indicator= <span style=\"color: #008000;\">True<\/span> , how=' <span style=\"color: #ff0000;\">outer<\/span> ')\n\n<span style=\"color: #008080;\">#find which rows only exist in second DataFrame\n<\/span>only_df2 = all_df[all_df[' <span style=\"color: #ff0000;\">_merge<\/span> '] == ' <span style=\"color: #ff0000;\">right_only<\/span> ']\nonly_df2 = only_df2. <span style=\"color: #3366ff;\">drop<\/span> (' <span style=\"color: #ff0000;\">_merge<\/span> ', axis= <span style=\"color: #008000;\">1<\/span> )<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">O exemplo a seguir mostra como usar essa sintaxe na pr\u00e1tica.<\/span><\/p>\n<h2> <strong>Exemplo: verifique se dois DataFrames do pandas s\u00e3o iguais<\/strong><\/h2>\n<p> <span style=\"color: #000000;\">Vamos supor que temos os dois DataFrames panda a seguir:<\/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 first DataFrame\n<span style=\"color: #000000;\">df1 = pd. <span style=\"color: #3366ff;\">DataFrame<\/span> ({' <span style=\"color: #ff0000;\">team<\/span> ': ['A', 'B', 'C', 'D', 'E'], \n                    ' <span style=\"color: #ff0000;\">points<\/span> ': [12, 15, 22, 29, 24]}) \n\n<span style=\"color: #008000;\">print<\/span> (df1)\n\n  team points\n0 to 12\n1 B 15\n2 C 22\n3 D 29\n4 E 24\n\n<span style=\"color: #008080;\">#create second DataFrame\n<\/span>df2 = pd. <span style=\"color: #3366ff;\">DataFrame<\/span> ({' <span style=\"color: #ff0000;\">team<\/span> ': ['A', 'D', 'F', 'G', 'H'],\n                    ' <span style=\"color: #ff0000;\">points<\/span> ': [12, 29, 15, 19, 10]})\n\n<span style=\"color: #008000;\">print<\/span> (df2)\n\n  team points\n0 to 12\n1 D 29\n2 F 15\n3 G 19\n4:10 a.m.\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Podemos usar a seguinte sintaxe para verificar se os dois DataFrames s\u00e3o iguais:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #008080;\"><strong>#check if two DataFrames are equal<\/strong><\/span>\n<span style=\"color: #000000;\"><strong>df1. <span style=\"color: #3366ff;\">equals<\/span> (df2)\n\nFalse<\/strong><\/span><\/pre>\n<p> <span style=\"color: #000000;\">A sa\u00edda retorna <strong>False<\/strong> , o que significa que os dois DataFrames n\u00e3o s\u00e3o iguais.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Podemos ent\u00e3o usar a seguinte sintaxe para descobrir quais linhas existem no segundo DataFrame, mas n\u00e3o no primeiro:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#perform outer join on two DataFrames\n<\/span>all_df = df1. <span style=\"color: #3366ff;\">merge<\/span> (df2, indicator= <span style=\"color: #008000;\">True<\/span> , how=' <span style=\"color: #ff0000;\">outer<\/span> ')\n\n<span style=\"color: #008080;\">#find which rows only exist in second DataFrame\n<\/span>only_df2 = all_df[all_df[' <span style=\"color: #ff0000;\">_merge<\/span> '] == ' <span style=\"color: #ff0000;\">right_only<\/span> ']\nonly_df2 = only_df2. <span style=\"color: #3366ff;\">drop<\/span> (' <span style=\"color: #ff0000;\">_merge<\/span> ', axis= <span style=\"color: #008000;\">1<\/span> )\n\n<span style=\"color: #008080;\">#view results\n<\/span><span style=\"color: #008000;\">print<\/span> (only_df2)\n\n  team points\n5 F 15\n6 G 19\n7:10 a.m.<\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Pelo resultado, podemos ver que existem tr\u00eas linhas no segundo DataFrame que n\u00e3o existem no primeiro DataFrame.<\/span><\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Recursos adicionais<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Os tutoriais a seguir explicam como realizar outras tarefas comuns em pandas:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/pt\/pandas-adiciona-uma-coluna-de-um-dataframe-para-outro\/\" target=\"_blank\" rel=\"noopener\">Pandas: adicione uma coluna de um DataFrame para outro<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/pandas-obtem-linhas-que-nao-estao-em-outro-dataframe\/\" target=\"_blank\" rel=\"noopener\">Pandas: Obtenha linhas que n\u00e3o est\u00e3o em outro DataFrame<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/pandas-verifica-se-multiplas-colunas-sao-iguais\/\" target=\"_blank\" rel=\"noopener\">Pandas: como verificar se v\u00e1rias colunas s\u00e3o iguais<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Voc\u00ea pode usar a seguinte sintaxe b\u00e1sica para verificar se dois DataFrames do pandas s\u00e3o iguais: df1. equals (df2) Isso retornar\u00e1 um valor True ou False . Se dois DataFrames n\u00e3o forem iguais, voc\u00ea pode usar a seguinte sintaxe para encontrar linhas no segundo DataFrame que n\u00e3o existem no primeiro DataFrame: #perform outer join on [&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-3723","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 verificar se dois DataFrames s\u00e3o iguais \u2013 Statorials<\/title>\n<meta name=\"description\" content=\"Este tutorial explica como verificar se dois DataFrames do pandas s\u00e3o iguais, com 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-verifica-se-dois-dataframes-sao-iguais\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Pandas: Como verificar se dois DataFrames s\u00e3o iguais \u2013 Statorials\" \/>\n<meta property=\"og:description\" content=\"Este tutorial explica como verificar se dois DataFrames do pandas s\u00e3o iguais, com exemplos.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pt\/pandas-verifica-se-dois-dataframes-sao-iguais\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-15T22:29:34+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-verifica-se-dois-dataframes-sao-iguais\/\",\"url\":\"https:\/\/statorials.org\/pt\/pandas-verifica-se-dois-dataframes-sao-iguais\/\",\"name\":\"Pandas: Como verificar se dois DataFrames s\u00e3o iguais \u2013 Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pt\/#website\"},\"datePublished\":\"2023-07-15T22:29:34+00:00\",\"dateModified\":\"2023-07-15T22:29:34+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\"},\"description\":\"Este tutorial explica como verificar se dois DataFrames do pandas s\u00e3o iguais, com exemplos.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pt\/pandas-verifica-se-dois-dataframes-sao-iguais\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pt\/pandas-verifica-se-dois-dataframes-sao-iguais\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pt\/pandas-verifica-se-dois-dataframes-sao-iguais\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Lar\",\"item\":\"https:\/\/statorials.org\/pt\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Pandas: como verificar se dois dataframes s\u00e3o iguais\"}]},{\"@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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