{"id":2381,"date":"2023-07-22T12:36:13","date_gmt":"2023-07-22T12:36:13","guid":{"rendered":"https:\/\/statorials.org\/pl\/grupowanie-pand-wedlug-dzialki\/"},"modified":"2023-07-22T12:36:13","modified_gmt":"2023-07-22T12:36:13","slug":"grupowanie-pand-wedlug-dzialki","status":"publish","type":"post","link":"https:\/\/statorials.org\/pl\/grupowanie-pand-wedlug-dzialki\/","title":{"rendered":"Pandy: jak korzysta\u0107 z groupby i plot (z przyk\u0142adami)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Mo\u017cesz u\u017cy\u0107 nast\u0119puj\u0105cych metod do grupowania i kre\u015blenia za pomoc\u0105 ramki DataFrame pandy:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Metoda 1: Grupuj wed\u0142ug i rysuj wiele linii na jednej \u015bcie\u017cce<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#define index column<\/span>\ndf. <span style=\"color: #3366ff;\">set_index<\/span> ('day', inplace= <span style=\"color: #008000;\">True<\/span> )\n\n<span style=\"color: #008080;\">#group data by product and display sales as line chart<\/span>\ndf. <span style=\"color: #3366ff;\">groupby<\/span> (' <span style=\"color: #ff0000;\">product<\/span> ')[' <span style=\"color: #ff0000;\">sales<\/span> ']. <span style=\"color: #3366ff;\">plot<\/span> (legend= <span style=\"color: #008000;\">True<\/span> )\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>Metoda 2: Grupuj wed\u0142ug i rysuj linie w poszczeg\u00f3lnych wykresach cz\u0105stkowych<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>p.d. <span style=\"color: #3366ff;\">pivot_table<\/span> ( <span style=\"color: #3366ff;\">df.reset_index<\/span> (),\n               index=' <span style=\"color: #ff0000;\">day<\/span> ', columns=' <span style=\"color: #ff0000;\">product<\/span> ', values=' <span style=\"color: #ff0000;\">sales<\/span> '\n              ). <span style=\"color: #3366ff;\">plot<\/span> (subplots= <span style=\"color: #008000;\">True<\/span> )<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Poni\u017cszy przyk\u0142ad pokazuje, jak w praktyce u\u017cywa\u0107 ka\u017cdej metody z nast\u0119puj\u0105c\u0105 ramk\u0105 DataFrame pand:<\/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;\">#createDataFrame\n<\/span>df = pd. <span style=\"color: #3366ff;\">DataFrame<\/span> ({' <span style=\"color: #ff0000;\">day<\/span> ': [1, 2, 3, 4, 5, 1, 2, 3, 4, 5],\n                   ' <span style=\"color: #ff0000;\">product<\/span> ': ['A', 'A', 'A', 'A', 'A', 'B', 'B', 'B', 'B', 'B'],\n                   ' <span style=\"color: #ff0000;\">sales<\/span> ': [4, 7, 8, 12, 15, 8, 11, 14, 19, 20]})\n\n<span style=\"color: #008080;\">#view DataFrame\n<\/span>df\n\n\tday product sales\n0 1 A 4\n1 2 To 7\n2 3 To 8\n3 4 A 12\n4 5 To 15\n5 1 B 8\n6 2 B 11\n7 3 B 14\n8 4 B 19\n9 5 B 20\n<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Metoda 1: Grupuj wed\u0142ug i rysuj wiele linii na jednej \u015bcie\u017cce<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Poni\u017cszy kod pokazuje, jak pogrupowa\u0107 ramk\u0119 DataFrame wed\u0142ug zmiennej \u201eproduct\u201d i wykre\u015bli\u0107 \u201esprzeda\u017c\u201d ka\u017cdego produktu na wykresie:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#define index column<\/span>\ndf. <span style=\"color: #3366ff;\">set_index<\/span> (' <span style=\"color: #ff0000;\">day<\/span> ', inplace= <span style=\"color: #008000;\">True<\/span> )\n\n<span style=\"color: #008080;\">#group data by product and display sales as line chart<\/span>\ndf. <span style=\"color: #3366ff;\">groupby<\/span> (' <span style=\"color: #ff0000;\">product<\/span> ')[' <span style=\"color: #ff0000;\">sales<\/span> ']. <span style=\"color: #3366ff;\">plot<\/span> (legend= <span style=\"color: #008000;\">True<\/span> )<\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-21514\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/groupbyplot1.png\" alt=\"grupowanie i intryga pand\" width=\"531\" height=\"367\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">O\u015b x pokazuje dzie\u0144, o\u015b y pokazuje sprzeda\u017c, a ka\u017cdy wiersz pokazuje sprzeda\u017c poszczeg\u00f3lnych produkt\u00f3w.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Metoda 2: Grupuj wed\u0142ug i rysuj linie w poszczeg\u00f3lnych wykresach cz\u0105stkowych<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Poni\u017cszy kod pokazuje, jak pogrupowa\u0107 ramk\u0119 DataFrame wed\u0142ug zmiennej \u201eproduct\u201d i wykre\u015bli\u0107 \u201esprzeda\u017c\u201d ka\u017cdego produktu w poszczeg\u00f3lnych wykresach podrz\u0119dnych:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>p.d. <span style=\"color: #3366ff;\">pivot_table<\/span> ( <span style=\"color: #3366ff;\">df.reset_index<\/span> (),\n               index=' <span style=\"color: #ff0000;\">day<\/span> ', columns=' <span style=\"color: #ff0000;\">product<\/span> ', values=' <span style=\"color: #ff0000;\">sales<\/span> '\n              ). <span style=\"color: #3366ff;\">plot<\/span> (subplots= <span style=\"color: #008000;\">True<\/span> )<\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-21515\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/groupe-par-plot2.png\" alt=\"pandy s\u0105 grupowane i kre\u015blone w poletkach cz\u0105stkowych\" width=\"568\" height=\"388\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Pierwszy wykres przedstawia sprzeda\u017c produktu A, drugi wykres przedstawia sprzeda\u017c produktu B.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Zauwa\u017c, \u017ce mo\u017cemy r\u00f3wnie\u017c u\u017cy\u0107 argumentu <strong>uk\u0142adu<\/strong> , aby okre\u015bli\u0107 uk\u0142ad \u015blad\u00f3w odejmowanych.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Na przyk\u0142ad mo\u017cemy okre\u015bli\u0107, \u017ce w\u0105tki cz\u0105stkowe b\u0119d\u0105 w siatce sk\u0142adaj\u0105cej si\u0119 z jednego wiersza i dw\u00f3ch kolumn:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>p.d. <span style=\"color: #3366ff;\">pivot_table<\/span> ( <span style=\"color: #3366ff;\">df.reset_index<\/span> (),\n               index=' <span style=\"color: #ff0000;\">day<\/span> ', columns=' <span style=\"color: #ff0000;\">product<\/span> ', values=' <span style=\"color: #ff0000;\">sales<\/span> '\n              ). <span style=\"color: #3366ff;\">plot<\/span> (subplots= <span style=\"color: #008000;\">True<\/span> , layout=(1,2))<\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-21516 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/groupe-par-plot3.png\" alt=\"\" width=\"527\" height=\"363\" srcset=\"\" sizes=\"auto, \"><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Dodatkowe zasoby<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Poni\u017csze samouczki wyja\u015bniaj\u0105, jak tworzy\u0107 inne popularne wizualizacje w pandach:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/pl\/pandy-w-pude\u0142ku\/\" target=\"_blank\" rel=\"noopener\">Jak utworzy\u0107 wykres pude\u0142kowy z Pandas DataFrame<\/a><br \/> <a href=\"https:\/\/statorials.org\/pl\/wykres-ko\u0142owy-pandy\/\" target=\"_blank\" rel=\"noopener\">Jak utworzy\u0107 wykres ko\u0142owy z Pandas DataFrame<\/a><br \/> <a href=\"https:\/\/statorials.org\/pl\/histogram-pandy\/\" target=\"_blank\" rel=\"noopener\">Jak utworzy\u0107 histogram z Pandas DataFrame<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Mo\u017cesz u\u017cy\u0107 nast\u0119puj\u0105cych metod do grupowania i kre\u015blenia za pomoc\u0105 ramki DataFrame pandy: Metoda 1: Grupuj wed\u0142ug i rysuj wiele linii na jednej \u015bcie\u017cce #define index column df. set_index (&#8217;day&#8217;, inplace= True ) #group data by product and display sales as line chart df. groupby (&#8217; product &#8217;)[&#8217; sales &#8217;]. plot (legend= True ) Metoda [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-2381","post","type-post","status-publish","format-standard","hentry","category-przewodnik"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Pandy: jak korzysta\u0107 z Groupby i Plot (z przyk\u0142adami) - Statorials<\/title>\n<meta name=\"description\" content=\"W tym samouczku wyja\u015bniono, jak utworzy\u0107 u\u017cycie grupowe i wykre\u015bli\u0107 za pomoc\u0105 ramki danych Pandas, \u0142\u0105cznie z przyk\u0142adami.\" \/>\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\/pl\/grupowanie-pand-wedlug-dzialki\/\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Pandy: jak korzysta\u0107 z Groupby i Plot (z przyk\u0142adami) - Statorials\" \/>\n<meta property=\"og:description\" content=\"W tym samouczku wyja\u015bniono, jak utworzy\u0107 u\u017cycie grupowe i wykre\u015bli\u0107 za pomoc\u0105 ramki danych Pandas, \u0142\u0105cznie z przyk\u0142adami.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pl\/grupowanie-pand-wedlug-dzialki\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-22T12:36:13+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/groupbyplot1.png\" \/>\n<meta name=\"author\" content=\"Benjamin Anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Napisane przez\" \/>\n\t<meta name=\"twitter:data1\" content=\"Benjamin Anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Szacowany czas czytania\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minuty\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/pl\/grupowanie-pand-wedlug-dzialki\/\",\"url\":\"https:\/\/statorials.org\/pl\/grupowanie-pand-wedlug-dzialki\/\",\"name\":\"Pandy: jak korzysta\u0107 z Groupby i Plot (z przyk\u0142adami) - Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pl\/#website\"},\"datePublished\":\"2023-07-22T12:36:13+00:00\",\"dateModified\":\"2023-07-22T12:36:13+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/6484727a4612df3e69f016c3129c6965\"},\"description\":\"W tym samouczku wyja\u015bniono, jak utworzy\u0107 u\u017cycie grupowe i wykre\u015bli\u0107 za pomoc\u0105 ramki danych Pandas, \u0142\u0105cznie z przyk\u0142adami.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pl\/grupowanie-pand-wedlug-dzialki\/#breadcrumb\"},\"inLanguage\":\"pl-PL\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pl\/grupowanie-pand-wedlug-dzialki\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pl\/grupowanie-pand-wedlug-dzialki\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Dom\",\"item\":\"https:\/\/statorials.org\/pl\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Pandy: jak korzysta\u0107 z groupby i plot (z przyk\u0142adami)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/pl\/#website\",\"url\":\"https:\/\/statorials.org\/pl\/\",\"name\":\"Statorials\",\"description\":\"Tw\u00f3j przewodnik po kompetencjach statystycznych!\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/pl\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"pl-PL\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/6484727a4612df3e69f016c3129c6965\",\"name\":\"Benjamin Anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pl-PL\",\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/statorials.org\/pl\/wp-content\/uploads\/2023\/11\/Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"https:\/\/statorials.org\/pl\/wp-content\/uploads\/2023\/11\/Benjamin-Anderson-96x96.jpg\",\"caption\":\"Benjamin Anderson\"},\"description\":\"Cze\u015b\u0107, jestem Benjamin i jestem emerytowanym profesorem statystyki, kt\u00f3ry zosta\u0142 oddanym nauczycielem Statorials. 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