{"id":3302,"date":"2023-07-18T05:04:24","date_gmt":"2023-07-18T05:04:24","guid":{"rendered":"https:\/\/statorials.org\/it\/griglie-orizzontali-matplotlib\/"},"modified":"2023-07-18T05:04:24","modified_gmt":"2023-07-18T05:04:24","slug":"griglie-orizzontali-matplotlib","status":"publish","type":"post","link":"https:\/\/statorials.org\/it\/griglie-orizzontali-matplotlib\/","title":{"rendered":"Come tracciare solo una griglia orizzontale in matplotlib"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">\u00c8 possibile utilizzare la seguente sintassi di base per tracciare solo una griglia orizzontale in Matplotlib:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\">ax. <span style=\"color: #3366ff;\">grid<\/span> (axis=' <span style=\"color: #ff0000;\">y<\/span> ')<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">L&#8217;esempio seguente mostra come utilizzare questa sintassi nella pratica.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Esempio: traccia solo una griglia orizzontale in Matplotlib<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Il codice seguente mostra come creare un grafico a barre in Matplotlib con solo una griglia orizzontale visualizzata nel grafico:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #107d3f;\"><span style=\"color: #000000;\"><span style=\"color: #008000;\">import<\/span> pandas <span style=\"color: #008000;\">as<\/span> pd<\/span>\nimport<\/span> matplotlib. <span style=\"color: #3366ff;\">pyplot<\/span> <span style=\"color: #107d3f;\">as<\/span> plt\n\n<span style=\"color: #008080;\">#createDataFrame\n<span style=\"color: #000000;\">df = pd. <span style=\"color: #3366ff;\">DataFrame<\/span> ({' <span style=\"color: #ff0000;\">team<\/span> ':['Mavs', 'Nets', 'Spurs', 'Warriors'],\n                   ' <span style=\"color: #ff0000;\">points<\/span> ':[105, 99, 112, 100]})\n\n<span style=\"color: #008080;\">#defineplot\n<\/span>fig, ax = plt. <span style=\"color: #3366ff;\">subplots<\/span> ()\n\n<span style=\"color: #008080;\">#create bar plot\n<\/span>df. <span style=\"color: #3366ff;\">plot<\/span> (kind=' <span style=\"color: #ff0000;\">bar<\/span> ', ax=ax)\n\n<span style=\"color: #008080;\">#add horizontal gridlines\n<\/span>ax. <span style=\"color: #3366ff;\">grid<\/span> (axis=' <span style=\"color: #ff0000;\">y<\/span> ')\n\n<span style=\"color: #008080;\">#displayplot\n<\/span>plt. <span style=\"color: #3366ff;\">show<\/span> ()\n<\/span><\/span><\/strong><\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-27926 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/horz0.jpg\" alt=\"\" width=\"509\" height=\"371\" srcset=\"\" sizes=\"\"><\/p>\n<p> <span style=\"color: #000000;\">Sentiti libero di usare <strong>ax.set_axisbelow(True)<\/strong> per visualizzare la linea della griglia orizzontale dietro le barre nella trama:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #107d3f;\"><span style=\"color: #000000;\"><span style=\"color: #008000;\">import<\/span> pandas <span style=\"color: #008000;\">as<\/span> pd<\/span>\nimport<\/span> matplotlib. <span style=\"color: #3366ff;\">pyplot<\/span> <span style=\"color: #107d3f;\">as<\/span> plt\n\n<span style=\"color: #008080;\">#createDataFrame\n<span style=\"color: #000000;\">df = pd. <span style=\"color: #3366ff;\">DataFrame<\/span> ({' <span style=\"color: #ff0000;\">team<\/span> ':['Mavs', 'Nets', 'Spurs', 'Warriors'],\n                   ' <span style=\"color: #ff0000;\">points<\/span> ':[105, 99, 112, 100]})\n\n<span style=\"color: #008080;\">#defineplot\n<\/span>fig, ax = plt. <span style=\"color: #3366ff;\">subplots<\/span> ()\n\n<span style=\"color: #008080;\">#create bar plot\n<\/span>df. <span style=\"color: #3366ff;\">plot<\/span> (kind=' <span style=\"color: #ff0000;\">bar<\/span> ', ax=ax)\n\n<span style=\"color: #008080;\">#add horizontal gridlines behind bars in the plot\n<span style=\"color: #000000;\">ax. <span style=\"color: #3366ff;\">set_axisbelow<\/span> ( <span style=\"color: #008000;\">True<\/span> )\n<\/span><\/span>ax. <span style=\"color: #3366ff;\">grid<\/span> (axis=' <span style=\"color: #ff0000;\">y<\/span> ')\n\n<span style=\"color: #008080;\">#displayplot\n<\/span>plt. <span style=\"color: #3366ff;\">show<\/span> ()<\/span><\/span><\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-27925\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/horz1-1.jpg\" alt=\"Griglia orizzontale Matplotlib\" width=\"473\" height=\"350\" srcset=\"\" sizes=\"\"><\/p>\n<p> <span style=\"color: #000000;\">E sentiti libero di utilizzare gli argomenti <strong>color<\/strong> , <strong>linestyle<\/strong> e <strong>linewidth<\/strong> nella funzione <strong>grid()<\/strong> per personalizzare l&#8217;aspetto della griglia:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #107d3f;\"><span style=\"color: #000000;\"><span style=\"color: #008000;\">import<\/span> pandas <span style=\"color: #008000;\">as<\/span> pd<\/span>\nimport<\/span> matplotlib. <span style=\"color: #3366ff;\">pyplot<\/span> <span style=\"color: #107d3f;\">as<\/span> plt\n\n<span style=\"color: #008080;\">#createDataFrame\n<span style=\"color: #000000;\">df = pd. <span style=\"color: #3366ff;\">DataFrame<\/span> ({' <span style=\"color: #ff0000;\">team<\/span> ':['Mavs', 'Nets', 'Spurs', 'Warriors'],\n                   ' <span style=\"color: #ff0000;\">points<\/span> ':[105, 99, 112, 100]})\n\n<span style=\"color: #008080;\">#defineplot\n<\/span>fig, ax = plt. <span style=\"color: #3366ff;\">subplots<\/span> ()\n\n<span style=\"color: #008080;\">#create bar plot\n<\/span>df. <span style=\"color: #3366ff;\">plot<\/span> (kind=' <span style=\"color: #ff0000;\">bar<\/span> ', ax=ax)\n\n<span style=\"color: #008080;\">#add horizontal gridlines with custom appearance<\/span>\nax. <span style=\"color: #3366ff;\">set_axisbelow<\/span> ( <span style=\"color: #008000;\">True<\/span> )\nax. <span style=\"color: #3366ff;\">grid<\/span> (axis=' <span style=\"color: #ff0000;\">y<\/span> ', color=' <span style=\"color: #ff0000;\">red<\/span> ', linestyle=' <span style=\"color: #ff0000;\">dashed<\/span> ', linewidth= <span style=\"color: #008000;\">3<\/span> )\n\n<span style=\"color: #008080;\">#displayplot\n<\/span>plt. <span style=\"color: #3366ff;\">show<\/span> ()<\/span><\/span><\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-27927 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/horz2-1.jpg\" alt=\"\" width=\"502\" height=\"374\" srcset=\"\" sizes=\"\"><\/p>\n<p> <span style=\"color: #000000;\">Puoi trovare un elenco completo dei modi per personalizzare le griglie nella <a href=\"https:\/\/matplotlib.org\/stable\/api\/_as_gen\/matplotlib.pyplot.grid.html\" target=\"_blank\" rel=\"noopener noreferrer\">documentazione<\/a> di Matplotlib.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Risorse addizionali<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">I seguenti tutorial spiegano come eseguire altre attivit\u00e0 comuni in Matplotlib:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/it\/matplotlib-rimuove-i-segni-di-spunta\/\" target=\"_blank\" rel=\"noopener noreferrer\">Come rimuovere i segni di spunta dai grafici Matplotlib<\/a><br \/> <a href=\"https:\/\/statorials.org\/it\/cambia-la-dimensione-del-carattere-matplotlib\/\" target=\"_blank\" rel=\"noopener noreferrer\">Come modificare la dimensione del carattere su un grafico Matplotlib<\/a><br \/> <a href=\"https:\/\/statorials.org\/it\/linea-media-matplotlib\/\" target=\"_blank\" rel=\"noopener\">Come aggiungere la linea media alla trama in Matplotlib<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u00c8 possibile utilizzare la seguente sintassi di base per tracciare solo una griglia orizzontale in Matplotlib: ax. grid (axis=&#8217; y &#8216;) L&#8217;esempio seguente mostra come utilizzare questa sintassi nella pratica. Esempio: traccia solo una griglia orizzontale in Matplotlib Il codice seguente mostra come creare un grafico a barre in Matplotlib con solo una griglia orizzontale [&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 tracciare solo una griglia orizzontale in Matplotlib - Statorials<\/title>\n<meta name=\"description\" content=\"Questo tutorial spiega come disegnare solo una griglia orizzontale su un grafico in Matplotlib, 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\/griglie-orizzontali-matplotlib\/\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Come tracciare solo una griglia orizzontale in Matplotlib - Statorials\" \/>\n<meta property=\"og:description\" content=\"Questo tutorial spiega come disegnare solo una griglia orizzontale su un grafico in Matplotlib, con diversi esempi.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/it\/griglie-orizzontali-matplotlib\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-18T05:04:24+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/horz0.jpg\" \/>\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\/griglie-orizzontali-matplotlib\/\",\"url\":\"https:\/\/statorials.org\/it\/griglie-orizzontali-matplotlib\/\",\"name\":\"Come tracciare solo una griglia orizzontale in Matplotlib - Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/it\/#website\"},\"datePublished\":\"2023-07-18T05:04:24+00:00\",\"dateModified\":\"2023-07-18T05:04:24+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/it\/#\/schema\/person\/0896f191fb9fb019f2cd8623112cb3ae\"},\"description\":\"Questo tutorial spiega come disegnare solo una griglia orizzontale su un grafico in Matplotlib, con diversi esempi.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/it\/griglie-orizzontali-matplotlib\/#breadcrumb\"},\"inLanguage\":\"it-IT\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/it\/griglie-orizzontali-matplotlib\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/it\/griglie-orizzontali-matplotlib\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Casa\",\"item\":\"https:\/\/statorials.org\/it\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Come tracciare solo una griglia orizzontale in matplotlib\"}]},{\"@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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