{"id":2921,"date":"2023-07-20T02:13:16","date_gmt":"2023-07-20T02:13:16","guid":{"rendered":"https:\/\/statorials.org\/tr\/pandalar-kaderine-gore-gruplaniyor\/"},"modified":"2023-07-20T02:13:16","modified_gmt":"2023-07-20T02:13:16","slug":"pandalar-kaderine-gore-gruplaniyor","status":"publish","type":"post","link":"https:\/\/statorials.org\/tr\/pandalar-kaderine-gore-gruplaniyor\/","title":{"rendered":"Pandalar: gruplar i\u00e7inde groupby ve sort nas\u0131l kullan\u0131l\u0131r?"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Pandas DataFrame&#8217;deki sat\u0131rlar\u0131 gruplamak ve ard\u0131ndan gruplar i\u00e7indeki de\u011ferleri s\u0131ralamak i\u00e7in a\u015fa\u011f\u0131daki s\u00f6zdizimini kullanabilirsiniz:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>df. <span style=\"color: #3366ff;\">sort_values<\/span> ([' <span style=\"color: #ff0000;\">var1<\/span> ',' <span style=\"color: #ff0000;\">var2<\/span> '],ascending= <span style=\"color: #008000;\">False<\/span> ). <span style=\"color: #3366ff;\">groupby<\/span> (' <span style=\"color: #ff0000;\">var1<\/span> '). <span style=\"color: #3366ff;\">head<\/span> ()\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">A\u015fa\u011f\u0131daki \u00f6rnek, bu s\u00f6zdiziminin pratikte nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>\u00d6rnek: Pandas&#8217;ta GroupBy Kullan\u0131m\u0131 ve Gruplarda S\u0131ralama<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Diyelim ki iki farkl\u0131 ma\u011fazada yap\u0131lan sat\u0131\u015flar\u0131 g\u00f6steren a\u015fa\u011f\u0131daki panda DataFrame&#8217;imiz var:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">import<\/span> pandas <span style=\"color: #008000;\">as<\/span> pd\n\n<span style=\"color: #008080;\">#createDataFrame<\/span>\ndf = pd. <span style=\"color: #3366ff;\">DataFrame<\/span> ({' <span style=\"color: #ff0000;\">store<\/span> ': ['B', 'B', 'A', 'A', 'B', 'B', 'A', 'A'],\n                   ' <span style=\"color: #ff0000;\">sales<\/span> ': [12, 25, 8, 14, 10, 20, 30, 30]})\n\n<span style=\"color: #008080;\">#view DataFrame\n<\/span><span style=\"color: #008000;\">print<\/span> (df)\n\n  blind sales\n0 B 12\n1 B 25\n2 to 8\n3 to 14\n4 B 10\n5 B 20\n6 to 30\n7 to 30\n<\/strong><\/span><\/pre>\n<p> <span style=\"color: #000000;\">Sat\u0131rlar\u0131 <strong>ma\u011faza<\/strong> s\u00fctununa g\u00f6re gruplamak ve <strong>sat\u0131\u015f<\/strong> s\u00fctununa g\u00f6re azalan d\u00fczende s\u0131ralamak i\u00e7in a\u015fa\u011f\u0131daki s\u00f6zdizimini kullanabiliriz:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#group by store and sort by sales values in descending order\n<span style=\"color: #000000;\">df. <span style=\"color: #3366ff;\">sort_values<\/span> ([' <span style=\"color: #ff0000;\">store<\/span> ', ' <span style=\"color: #ff0000;\">sales<\/span> '],ascending= <span style=\"color: #008000;\">False<\/span> ). <span style=\"color: #3366ff;\">groupby<\/span> (' <span style=\"color: #ff0000;\">store<\/span> '). <span style=\"color: #3366ff;\">head<\/span> ()\n\n\tblind sales\n1 B 25\n5 B 20\n0 B 12\n4 B 10\n6 to 30\n7 to 30\n3 to 14\n2 to 8<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Sat\u0131\u015f de\u011ferlerini artan d\u00fczende s\u0131ralamak i\u00e7in <strong>artan=Yanl\u0131\u015f<\/strong> arg\u00fcman\u0131n\u0131 da kald\u0131rabilece\u011fimizi unutmay\u0131n:<\/span><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#group by store and sort by sales values in ascending order\n<span style=\"color: #000000;\">df. <span style=\"color: #3366ff;\">sort_values<\/span> ([' <span style=\"color: #ff0000;\">store<\/span> ',' <span style=\"color: #ff0000;\">sales<\/span> ']). <span style=\"color: #3366ff;\">groupby<\/span> (' <span style=\"color: #ff0000;\">store<\/span> '). <span style=\"color: #3366ff;\">head<\/span> ()\n\n\tblind sales\n2 to 8\n3 to 14\n6 to 30\n7 to 30\n4 B 10\n0 B 12\n5 B 20\n1 B 25<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>head()<\/strong> fonksiyonunun grup ba\u015f\u0131na yaln\u0131zca ilk 5 de\u011feri g\u00f6r\u00fcnt\u00fcledi\u011fini unutmay\u0131n.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Grup ba\u015f\u0131na en iyi n de\u011feri g\u00f6r\u00fcnt\u00fclemek i\u00e7in bunun yerine <strong>head(n) komutunu<\/strong> kullanman\u0131z yeterlidir.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Not<\/strong> : Pandalarda GroupBy i\u015fleminin tam belgelerini <a href=\"https:\/\/pandas.pydata.org\/docs\/reference\/api\/pandas.DataFrame.groupby.html\" target=\"_blank\" rel=\"noopener\">burada<\/a> bulabilirsiniz.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Ek kaynaklar<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">A\u015fa\u011f\u0131daki e\u011fitimlerde pandalarda di\u011fer yayg\u0131n i\u015flemlerin nas\u0131l ger\u00e7ekle\u015ftirilece\u011fi a\u00e7\u0131klanmaktad\u0131r:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/tr\/pandalar-grup-basina-kumulatif-toplam\/\" target=\"_blank\" rel=\"noopener\">Pandalar: Grup ba\u015f\u0131na k\u00fcm\u00fclatif toplam nas\u0131l hesaplan\u0131r?<\/a><br \/> <a href=\"https:\/\/statorials.org\/tr\/pandalarin-grup-sayisi-benzersiz\/\" target=\"_blank\" rel=\"noopener\">Pandalar: benzersiz de\u011ferlerin gruba g\u00f6re nas\u0131l say\u0131laca\u011f\u0131<\/a><br \/> <a href=\"https:\/\/statorials.org\/tr\/pandalar-grup-korelasyonu\/\" target=\"_blank\" rel=\"noopener\">Pandalar: gruba g\u00f6re korelasyon nas\u0131l hesaplan\u0131r<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Pandas DataFrame&#8217;deki sat\u0131rlar\u0131 gruplamak ve ard\u0131ndan gruplar i\u00e7indeki de\u011ferleri s\u0131ralamak i\u00e7in a\u015fa\u011f\u0131daki s\u00f6zdizimini kullanabilirsiniz: df. sort_values ([&#8216; var1 &#8216;,&#8217; var2 &#8216;],ascending= False ). groupby (&#8216; var1 &#8216;). head () A\u015fa\u011f\u0131daki \u00f6rnek, bu s\u00f6zdiziminin pratikte nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir. \u00d6rnek: Pandas&#8217;ta GroupBy Kullan\u0131m\u0131 ve Gruplarda S\u0131ralama Diyelim ki iki farkl\u0131 ma\u011fazada yap\u0131lan sat\u0131\u015flar\u0131 g\u00f6steren a\u015fa\u011f\u0131daki panda DataFrame&#8217;imiz [&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-2921","post","type-post","status-publish","format-standard","hentry","category-rehber"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.3 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Pandalar: GroupBy nas\u0131l kullan\u0131l\u0131r ve gruplar i\u00e7inde s\u0131ralama nas\u0131l yap\u0131l\u0131r - Statorials<\/title>\n<meta name=\"description\" content=\"Bu e\u011fitimde, bir panda DataFrame&#039;de GroupBy&#039;nin nas\u0131l kullan\u0131laca\u011f\u0131 ve ard\u0131ndan de\u011ferlerin nas\u0131l s\u0131ralanaca\u011f\u0131 bir \u00f6rnekle a\u00e7\u0131klanmaktad\u0131r.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link 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