{"id":2361,"date":"2023-07-22T14:56:23","date_gmt":"2023-07-22T14:56:23","guid":{"rendered":"https:\/\/statorials.org\/it\/dati-finali-valueerror\/"},"modified":"2023-07-22T14:56:23","modified_gmt":"2023-07-22T14:56:23","slug":"dati-finali-valueerror","status":"publish","type":"post","link":"https:\/\/statorials.org\/it\/dati-finali-valueerror\/","title":{"rendered":"Come risolvere in python: valueerror: dati finali"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Un errore che potresti riscontrare quando usi Python \u00e8:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #ff0000;\">ValueError<\/span> : Trailing data\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Questo errore si verifica in genere quando si tenta di importare un file JSON in un DataFrame panda, ma i dati vengono scritti in righe separate da righe finali come &#8221; <strong>\\n<\/strong> &#8220;.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Il modo pi\u00f9 semplice per correggere questo errore \u00e8 semplicemente specificare <strong>lines=True<\/strong> durante l&#8217;importazione dei dati:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>df = pd. <span style=\"color: #3366ff;\">read_json<\/span> (' <span style=\"color: #ff0000;\">my_data.json<\/span> ', lines= <span style=\"color: #008000;\">True<\/span> )<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">L&#8217;esempio seguente mostra come correggere questo errore nella pratica.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Come riprodurre l&#8217;errore<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Supponiamo di avere il seguente file JSON:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-21380 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/json1.png\" alt=\"\" width=\"629\" height=\"352\" srcset=\"\" sizes=\"\"><\/p>\n<p> <span style=\"color: #000000;\">Ora diciamo di provare a importare questo file JSON in un DataFrame panda:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#attempt to import JSON file into pandas DataFrame\n<span style=\"color: #000000;\">df = pd. <span style=\"color: #3366ff;\">read_json<\/span> (' <span style=\"color: #ff0000;\">Documents\/DataFiles\/my_data.json<\/span> ')\n\n<span style=\"color: #ff0000;\">ValueError<\/span> : Trailing data\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Stiamo ricevendo un errore perch\u00e9 l&#8217;elemento &#8220;Review&#8221; nel nostro file JSON contiene <strong>\\n<\/strong> per rappresentare le linee finali.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Come correggere l&#8217;errore<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Il modo pi\u00f9 semplice per correggere questo errore \u00e8 semplicemente specificare <strong>lines=True<\/strong> durante l&#8217;importazione dei dati:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#import JSON file into pandas DataFrame<\/span>\ndf = pd. <span style=\"color: #3366ff;\">read_json<\/span> (' <span style=\"color: #ff0000;\">Documents\/DataFiles\/my_data.json<\/span> ', lines= <span style=\"color: #008000;\">True<\/span> )\n\n<span style=\"color: #008080;\">#view DataFrame<\/span>\ndf\n\n\tID Rating Review\n0 A 8 Great movie.\\nI would recommend it.\n1 B 5 Mediocre movie.\\nWould not recommend it.\n2 C 3 Bad movie.\\nI would not recommend.\n3 D 7 Decent movie.\\nI might recommend it.\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Tieni presente che siamo in grado di importare con successo il file JSON in un DataFrame panda senza errori.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Se vogliamo rimuovere le righe <strong>\\n<\/strong> finali dalla colonna \u201cRevisione\u201d, possiamo utilizzare la seguente sintassi:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#replace \\n with empty space in 'Review' column<\/span>\ndf[' <span style=\"color: #ff0000;\">Review<\/span> '] = df[' <span style=\"color: #ff0000;\">Review<\/span> ']. <span style=\"color: #3366ff;\">str<\/span> . <span style=\"color: #3366ff;\">replace<\/span> (' <span style=\"color: #ff0000;\">\\n<\/span> ', ' ')\n\n<span style=\"color: #008080;\">#view updated DataFrame\n<\/span>df\n\n\tID Rating Review\n0 To 8 Great movie. I would recommend it.\n1 B 5 Mediocre movie. Would not recommend it.\n2 C 3 Bad movie. I would not recommend.\n3 D 7 Decent movie. I might recommend it.<\/span>\n<\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>\\ni valori<\/strong> vengono ora rimossi dalla colonna &#8220;Revisione&#8221;.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Risorse addizionali<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">I seguenti tutorial spiegano come eseguire altre operazioni comuni nei panda:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/it\/panda-a-json\/\" target=\"_blank\" rel=\"noopener\">Come convertire un DataFrame Pandas in un file JSON<\/a><br \/> <a href=\"https:\/\/statorials.org\/it\/json-nel-dataframe-panda\/\" target=\"_blank\" rel=\"noopener\">Come convertire il file JSON in Pandas DataFrame<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Un errore che potresti riscontrare quando usi Python \u00e8: ValueError : Trailing data Questo errore si verifica in genere quando si tenta di importare un file JSON in un DataFrame panda, ma i dati vengono scritti in righe separate da righe finali come &#8221; \\n &#8220;. Il modo pi\u00f9 semplice per correggere questo errore \u00e8 [&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":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Come risolvere in Python: ValueError: Trailing Data - Statorials<\/title>\n<meta name=\"description\" content=\"Questo tutorial spiega come correggere il seguente errore in Python: valueerror: trailing data.\" \/>\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\/it\/dati-finali-valueerror\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Come risolvere in Python: ValueError: Trailing Data - Statorials\" \/>\n<meta property=\"og:description\" content=\"Questo tutorial spiega come correggere il seguente errore in Python: valueerror: trailing data.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/it\/dati-finali-valueerror\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-22T14:56:23+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/json1.png\" \/>\n<meta name=\"author\" content=\"Benjamin anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Benjamin anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minuti\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/it\/dati-finali-valueerror\/\",\"url\":\"https:\/\/statorials.org\/it\/dati-finali-valueerror\/\",\"name\":\"Come risolvere in Python: ValueError: Trailing Data - Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/it\/#website\"},\"datePublished\":\"2023-07-22T14:56:23+00:00\",\"dateModified\":\"2023-07-22T14:56:23+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/it\/#\/schema\/person\/0896f191fb9fb019f2cd8623112cb3ae\"},\"description\":\"Questo tutorial spiega come correggere il seguente errore in Python: valueerror: trailing data.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/it\/dati-finali-valueerror\/#breadcrumb\"},\"inLanguage\":\"it-IT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/it\/dati-finali-valueerror\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/it\/dati-finali-valueerror\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Casa\",\"item\":\"https:\/\/statorials.org\/it\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Come risolvere in python: valueerror: dati finali\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/it\/#website\",\"url\":\"https:\/\/statorials.org\/it\/\",\"name\":\"Statorials\",\"description\":\"La tua guida all&#039;alfabetizzazione statistica!\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/it\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"it-IT\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/it\/#\/schema\/person\/0896f191fb9fb019f2cd8623112cb3ae\",\"name\":\"Benjamin anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"it-IT\",\"@id\":\"https:\/\/statorials.org\/it\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/statorials.org\/it\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"https:\/\/statorials.org\/it\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"caption\":\"Benjamin anderson\"},\"description\":\"Ciao, sono Benjamin, un professore di statistica in pensione diventato insegnante dedicato di Statorials. Con una vasta esperienza e competenza nel campo della statistica, sono ansioso di condividere le mie conoscenze per potenziare gli studenti attraverso Statorials. Scopri di pi\u00f9\",\"sameAs\":[\"https:\/\/statorials.org\/it\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Come risolvere in Python: ValueError: Trailing Data - Statorials","description":"Questo tutorial spiega come correggere il seguente errore in Python: valueerror: trailing data.","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\/it\/dati-finali-valueerror\/","og_locale":"it_IT","og_type":"article","og_title":"Come risolvere in Python: ValueError: Trailing Data - Statorials","og_description":"Questo tutorial spiega come correggere il seguente errore in Python: valueerror: trailing data.","og_url":"https:\/\/statorials.org\/it\/dati-finali-valueerror\/","og_site_name":"Statorials","article_published_time":"2023-07-22T14:56:23+00:00","og_image":[{"url":"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/json1.png"}],"author":"Benjamin anderson","twitter_card":"summary_large_image","twitter_misc":{"Written by":"Benjamin anderson","Est. reading time":"2 minuti"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/statorials.org\/it\/dati-finali-valueerror\/","url":"https:\/\/statorials.org\/it\/dati-finali-valueerror\/","name":"Come risolvere in Python: ValueError: Trailing Data - Statorials","isPartOf":{"@id":"https:\/\/statorials.org\/it\/#website"},"datePublished":"2023-07-22T14:56:23+00:00","dateModified":"2023-07-22T14:56:23+00:00","author":{"@id":"https:\/\/statorials.org\/it\/#\/schema\/person\/0896f191fb9fb019f2cd8623112cb3ae"},"description":"Questo tutorial spiega come correggere il seguente errore in Python: valueerror: trailing data.","breadcrumb":{"@id":"https:\/\/statorials.org\/it\/dati-finali-valueerror\/#breadcrumb"},"inLanguage":"it-IT","potentialAction":[{"@type":"ReadAction","target":["https:\/\/statorials.org\/it\/dati-finali-valueerror\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/statorials.org\/it\/dati-finali-valueerror\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Casa","item":"https:\/\/statorials.org\/it\/"},{"@type":"ListItem","position":2,"name":"Come risolvere in python: valueerror: dati finali"}]},{"@type":"WebSite","@id":"https:\/\/statorials.org\/it\/#website","url":"https:\/\/statorials.org\/it\/","name":"Statorials","description":"La tua guida all&#039;alfabetizzazione statistica!","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/statorials.org\/it\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"it-IT"},{"@type":"Person","@id":"https:\/\/statorials.org\/it\/#\/schema\/person\/0896f191fb9fb019f2cd8623112cb3ae","name":"Benjamin anderson","image":{"@type":"ImageObject","inLanguage":"it-IT","@id":"https:\/\/statorials.org\/it\/#\/schema\/person\/image\/","url":"https:\/\/statorials.org\/it\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg","contentUrl":"https:\/\/statorials.org\/it\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg","caption":"Benjamin anderson"},"description":"Ciao, sono Benjamin, un professore di statistica in pensione diventato insegnante dedicato di Statorials. Con una vasta esperienza e competenza nel campo della statistica, sono ansioso di condividere le mie conoscenze per potenziare gli studenti attraverso Statorials. Scopri di pi\u00f9","sameAs":["https:\/\/statorials.org\/it"]}]}},"yoast_meta":{"yoast_wpseo_title":"","yoast_wpseo_metadesc":"","yoast_wpseo_canonical":""},"_links":{"self":[{"href":"https:\/\/statorials.org\/it\/wp-json\/wp\/v2\/posts\/2361"}],"collection":[{"href":"https:\/\/statorials.org\/it\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/statorials.org\/it\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/statorials.org\/it\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/statorials.org\/it\/wp-json\/wp\/v2\/comments?post=2361"}],"version-history":[{"count":0,"href":"https:\/\/statorials.org\/it\/wp-json\/wp\/v2\/posts\/2361\/revisions"}],"wp:attachment":[{"href":"https:\/\/statorials.org\/it\/wp-json\/wp\/v2\/media?parent=2361"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/statorials.org\/it\/wp-json\/wp\/v2\/categories?post=2361"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/statorials.org\/it\/wp-json\/wp\/v2\/tags?post=2361"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}