{"id":2197,"date":"2023-07-23T07:28:50","date_gmt":"2023-07-23T07:28:50","guid":{"rendered":"https:\/\/statorials.org\/it\/i-panda-convertono-la-colonna-in-int\/"},"modified":"2023-07-23T07:28:50","modified_gmt":"2023-07-23T07:28:50","slug":"i-panda-convertono-la-colonna-in-int","status":"publish","type":"post","link":"https:\/\/statorials.org\/it\/i-panda-convertono-la-colonna-in-int\/","title":{"rendered":"Come convertire le colonne pandas dataframe in int"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">\u00c8 possibile utilizzare la seguente sintassi per convertire una colonna di un DataFrame panda in un tipo intero:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>df[' <span style=\"color: #ff0000;\">col1<\/span> '] = df[' <span style=\"color: #ff0000;\">col1<\/span> ']. <span style=\"color: #3366ff;\">astype<\/span> (int)\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Gli esempi seguenti mostrano come utilizzare questa sintassi nella pratica.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Esempio 1: convertire una colonna in un numero intero<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Supponiamo di avere i seguenti panda DataFrame:<\/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;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#createDataFrame\n<\/span>df = pd. <span style=\"color: #3366ff;\">DataFrame<\/span> ({' <span style=\"color: #ff0000;\">player<\/span> ': ['A', 'B', 'C', 'D', 'E'],\n                   ' <span style=\"color: #ff0000;\">points<\/span> ': ['25', '20', '14', '16', '27'],\n                   ' <span style=\"color: #ff0000;\">assists<\/span> ': ['5', '7', '7', '8', '11']})\n\n<span style=\"color: #008080;\">#view data types for each column\n<\/span>df. <span style=\"color: #3366ff;\">dtypes\n\n<span style=\"color: #000000;\">player object\npoints object\nassists object\ndtype:object\n<\/span><\/span><\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Possiamo vedere che nessuna delle colonne attualmente ha un tipo di dati intero.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Il codice seguente mostra come convertire la colonna &#8220;punti&#8221; di DataFrame in un tipo intero:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#convert 'points' column to integer\n<span style=\"color: #000000;\">df[' <span style=\"color: #ff0000;\">points<\/span> '] = df[' <span style=\"color: #ff0000;\">points<\/span> ']. <span style=\"color: #3366ff;\">astype<\/span> (int)\n\n<span style=\"color: #008080;\">#view data types of each column\n<\/span>df. <span style=\"color: #3366ff;\">dtypes<\/span>\n\nplayer object\nint64 dots\nassists object\ndtype:object\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Possiamo vedere che la colonna \u201cpunti\u201d ora \u00e8 un numero intero, mentre tutte le altre colonne sono rimaste invariate.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Esempio 2: convertire pi\u00f9 colonne in numeri interi<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Il codice seguente mostra come convertire pi\u00f9 colonne di un DataFrame in un numero intero:<\/span><\/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;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#createDataFrame\n<\/span>df = pd. <span style=\"color: #3366ff;\">DataFrame<\/span> ({' <span style=\"color: #ff0000;\">player<\/span> ': ['A', 'B', 'C', 'D', 'E'],\n                   ' <span style=\"color: #ff0000;\">points<\/span> ': ['25', '20', '14', '16', '27'],\n                   ' <span style=\"color: #ff0000;\">assists<\/span> ': ['5', '7', '7', '8', '11']})\n\n<span style=\"color: #008080;\">#convert 'points' and 'assists' columns to integer<\/span>\ndf[[' <span style=\"color: #ff0000;\">points<\/span> ', ' <span style=\"color: #ff0000;\">assists<\/span> ']] = df[[' <span style=\"color: #ff0000;\">points<\/span> ', ' <span style=\"color: #ff0000;\">assists<\/span> ']]. <span style=\"color: #3366ff;\">astype<\/span> (int)\n\n<span style=\"color: #008080;\">#view data types for each column\n<\/span>df. <span style=\"color: #3366ff;\">dtypes\n\n<span style=\"color: #000000;\">player object\nint64 dots\nassists int64\ndtype:object<\/span><\/span><\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Possiamo vedere che le colonne \u201cpunti\u201d e \u201cpassaggi\u201d sono state convertite in numeri interi mentre la colonna \u201cgiocatore\u201d rimane invariata.<\/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 conversioni comuni in Python:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/it\/panda-su-corda\/\" target=\"_blank\" rel=\"noopener\">Come convertire le colonne Pandas DataFrame in stringhe<\/a><br \/> <a href=\"https:\/\/statorials.org\/it\/data-e-ora-del-timestamp-dei-panda\/\" target=\"_blank\" rel=\"noopener\">Come convertire il timestamp in data\/ora in Pandas<\/a><br \/> <a href=\"https:\/\/statorials.org\/it\/convertire-datetime-in-data-panda\/\" target=\"_blank\" rel=\"noopener\">Come convertire DateTime fino ad oggi in Panda<\/a><br \/> <a href=\"https:\/\/statorials.org\/it\/convertire-una-stringa-in-panda-fluttuanti\/\" target=\"_blank\" rel=\"noopener\">Come convertire una stringa in float in Pandas<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u00c8 possibile utilizzare la seguente sintassi per convertire una colonna di un DataFrame panda in un tipo intero: df[&#8216; col1 &#8216;] = df[&#8216; col1 &#8216;]. astype (int) Gli esempi seguenti mostrano come utilizzare questa sintassi nella pratica. Esempio 1: convertire una colonna in un numero intero Supponiamo di avere i seguenti panda DataFrame: import pandas [&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 convertire le colonne Pandas DataFrame in int - Statorials<\/title>\n<meta name=\"description\" content=\"Questo tutorial spiega come convertire le colonne Pandas DataFrame in tipo intero, con diversi esempi.\" \/>\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\/i-panda-convertono-la-colonna-in-int\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Come convertire le colonne Pandas DataFrame in int - Statorials\" \/>\n<meta property=\"og:description\" content=\"Questo tutorial spiega come convertire le colonne Pandas DataFrame in tipo intero, con diversi esempi.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/it\/i-panda-convertono-la-colonna-in-int\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-23T07:28:50+00:00\" \/>\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\/i-panda-convertono-la-colonna-in-int\/\",\"url\":\"https:\/\/statorials.org\/it\/i-panda-convertono-la-colonna-in-int\/\",\"name\":\"Come convertire le colonne Pandas DataFrame in int - Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/it\/#website\"},\"datePublished\":\"2023-07-23T07:28:50+00:00\",\"dateModified\":\"2023-07-23T07:28:50+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/it\/#\/schema\/person\/0896f191fb9fb019f2cd8623112cb3ae\"},\"description\":\"Questo tutorial spiega come convertire le colonne Pandas DataFrame in tipo intero, con diversi esempi.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/it\/i-panda-convertono-la-colonna-in-int\/#breadcrumb\"},\"inLanguage\":\"it-IT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/it\/i-panda-convertono-la-colonna-in-int\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/it\/i-panda-convertono-la-colonna-in-int\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Casa\",\"item\":\"https:\/\/statorials.org\/it\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Come convertire le colonne pandas dataframe in int\"}]},{\"@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. 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