{"id":2020,"date":"2023-07-24T01:29:42","date_gmt":"2023-07-24T01:29:42","guid":{"rendered":"https:\/\/statorials.org\/pt\/objeto-numpy-ndarray-nao-tem-atributo-anexado\/"},"modified":"2023-07-24T01:29:42","modified_gmt":"2023-07-24T01:29:42","slug":"objeto-numpy-ndarray-nao-tem-atributo-anexado","status":"publish","type":"post","link":"https:\/\/statorials.org\/pt\/objeto-numpy-ndarray-nao-tem-atributo-anexado\/","title":{"rendered":"Como corrigir: o objeto \u2018numpy.ndarray\u2019 n\u00e3o possui o atributo \u2018append\u2019"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Um erro que voc\u00ea pode encontrar ao usar o NumPy \u00e9:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>AttributeError: 'numpy.ndarray' object has no attribute 'append'\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Este erro ocorre quando voc\u00ea tenta anexar um ou mais valores ao final de um array NumPy usando a fun\u00e7\u00e3o padr\u00e3o <strong>append()<\/strong> do Python.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Como o NumPy n\u00e3o possui um atributo de acr\u00e9scimo, um erro \u00e9 gerado. Para corrigir isso, voc\u00ea deve usar <strong>np.append()<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">O exemplo a seguir mostra como corrigir esse erro na pr\u00e1tica.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Como reproduzir o erro<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Suponha que estejamos tentando adicionar um novo valor ao final de um array NumPy usando a fun\u00e7\u00e3o padr\u00e3o Python <strong>append()<\/strong> :<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #107d3f;\">import<\/span> numpy <span style=\"color: #107d3f;\">as<\/span> np\n\n<span style=\"color: #008080;\">#define NumPy array\n<span style=\"color: #000000;\">x = np. <span style=\"color: #3366ff;\">array<\/span> ([1, 4, 4, 6, 7, 12, 13, 16, 19, 22, 23])\n\n<span style=\"color: #008080;\">#attempt to add the value '25' to end of NumPy array\n<\/span>x. <span style=\"color: #3366ff;\">append<\/span> (25)\n\n<\/span><\/span>AttributeError: 'numpy.ndarray' object has no attribute 'append'\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Recebemos um erro porque o NumPy n\u00e3o possui um atributo de acr\u00e9scimo.<\/span><\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Como corrigir o erro<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Para corrigir esse erro, simplesmente precisamos usar <strong>np.append()<\/strong> :<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #107d3f;\">import<\/span> numpy <span style=\"color: #107d3f;\">as<\/span> np\n\n<span style=\"color: #008080;\">#define NumPy array\n<span style=\"color: #000000;\">x = np. <span style=\"color: #3366ff;\">array<\/span> ([1, 4, 4, 6, 7, 12, 13, 16, 19, 22, 23])\n\n<span style=\"color: #008080;\">#append the value '25' to end of NumPy array\n<\/span>x = np. <span style=\"color: #3366ff;\">append<\/span> (x, 25)\n\n<span style=\"color: #008080;\">#view updated array<\/span>\nx\n\narray([ 1, 4, 4, 6, 7, 12, 13, 16, 19, 22, 23, 25])\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Usando <strong>np.append()<\/strong> adicionamos com sucesso o valor \u201c25\u201d ao final do array.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Observe que se voc\u00ea deseja adicionar um array NumPy ao final de outro array NumPy, \u00e9 melhor usar a fun\u00e7\u00e3o <strong>np.concatenate()<\/strong> :<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">import<\/span> numpy <span style=\"color: #008000;\">as<\/span> np\n\n<span style=\"color: #008080;\">#define two NumPy arrays\n<\/span>a = np. <span style=\"color: #3366ff;\">array<\/span> ([1, 4, 4, 6, 7, 12, 13, 16, 19, 22, 23])\nb = np. <span style=\"color: #3366ff;\">array<\/span> ([25, 26, 26, 29])\n\n<span style=\"color: #008080;\">#concatenate two arrays together\n<\/span>c = np. <span style=\"color: #3366ff;\">concatenate<\/span> ((a, b))\n\n<span style=\"color: #008080;\">#view resulting array\n<\/span>vs\n\narray([ 1, 4, 4, 6, 7, 12, 13, 16, 19, 22, 23, 25, 26, 26, 29])\n<\/strong><\/span><\/pre>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Consulte a documenta\u00e7\u00e3o online para obter uma explica\u00e7\u00e3o detalhada das fun\u00e7\u00f5es de array e concatena\u00e7\u00e3o:<\/span><\/span><\/p>\n<ul>\n<li> <a href=\"https:\/\/numpy.org\/doc\/stable\/reference\/generated\/numpy.append.html\" target=\"_blank\" rel=\"noopener\">documenta\u00e7\u00e3o numpy.append()<\/a><\/li>\n<li> <a href=\"https:\/\/numpy.org\/doc\/stable\/reference\/generated\/numpy.concatenate.html\" target=\"_blank\" rel=\"noopener\">Documenta\u00e7\u00e3o numpy.concatenate()<\/a><\/li>\n<\/ul>\n<h3> <span style=\"color: #000000;\"><strong>Recursos adicionais<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Os tutoriais a seguir explicam como corrigir outros erros comuns em Python:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/pt\/nenhum-modulo-chamado-pandas\/\" target=\"_blank\" rel=\"noopener\">Como corrigir: Nenhum m\u00f3dulo chamado pandas<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/nenhum-modulo-chamado-numpy\/\" target=\"_blank\" rel=\"noopener\">Como corrigir: nenhum m\u00f3dulo chamado numpy<\/a><br \/> <a href=\"https:\/\/statorials.org\/pt\/colunas-se-sobrepoem-mas-nenhum-sufixo-e-especificado\/\" target=\"_blank\" rel=\"noopener\">Como corrigir: as colunas se sobrep\u00f5em, mas nenhum sufixo \u00e9 especificado<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Um erro que voc\u00ea pode encontrar ao usar o NumPy \u00e9: AttributeError: &#8216;numpy.ndarray&#8217; object has no attribute &#8216;append&#8217; Este erro ocorre quando voc\u00ea tenta anexar um ou mais valores ao final de um array NumPy usando a fun\u00e7\u00e3o padr\u00e3o append() do Python. Como o NumPy n\u00e3o possui um atributo de acr\u00e9scimo, um erro \u00e9 gerado. [&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-2020","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 corrigir: o objeto &#039;numpy.ndarray&#039; n\u00e3o possui o atributo &#039;append&#039; - Estatologia<\/title>\n<meta name=\"description\" content=\"Este tutorial explica como corrigir o seguinte erro no NumPy: o objeto &#039;numpy.ndarray&#039; n\u00e3o possui um atributo &#039;append&#039;\" \/>\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\/objeto-numpy-ndarray-nao-tem-atributo-anexado\/\" \/>\n<meta property=\"og:locale\" content=\"pt_PT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Como corrigir: o objeto &#039;numpy.ndarray&#039; n\u00e3o possui o atributo &#039;append&#039; - Estatologia\" \/>\n<meta property=\"og:description\" content=\"Este tutorial explica como corrigir o seguinte erro no NumPy: o objeto &#039;numpy.ndarray&#039; n\u00e3o possui um atributo &#039;append&#039;\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pt\/objeto-numpy-ndarray-nao-tem-atributo-anexado\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-24T01:29:42+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\/objeto-numpy-ndarray-nao-tem-atributo-anexado\/\",\"url\":\"https:\/\/statorials.org\/pt\/objeto-numpy-ndarray-nao-tem-atributo-anexado\/\",\"name\":\"Como corrigir: o objeto &#39;numpy.ndarray&#39; n\u00e3o possui o atributo &#39;append&#39; - Estatologia\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pt\/#website\"},\"datePublished\":\"2023-07-24T01:29:42+00:00\",\"dateModified\":\"2023-07-24T01:29:42+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pt\/#\/schema\/person\/e08f98e8db95e0aa9c310e1b27c9c666\"},\"description\":\"Este tutorial explica como corrigir o seguinte erro no NumPy: o objeto &#39;numpy.ndarray&#39; n\u00e3o possui um atributo &#39;append&#39;\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pt\/objeto-numpy-ndarray-nao-tem-atributo-anexado\/#breadcrumb\"},\"inLanguage\":\"pt-PT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pt\/objeto-numpy-ndarray-nao-tem-atributo-anexado\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pt\/objeto-numpy-ndarray-nao-tem-atributo-anexado\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Lar\",\"item\":\"https:\/\/statorials.org\/pt\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Como corrigir: o objeto \u2018numpy.ndarray\u2019 n\u00e3o possui o atributo \u2018append\u2019\"}]},{\"@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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