<\/p>\n
quest()<\/strong> y\u00f6ntemi bir pandan\u0131n DataFrame’ine yeni s\u00fctunlar eklemek i\u00e7in kullan\u0131labilir.<\/span><\/p>\n Bu y\u00f6ntem a\u015fa\u011f\u0131daki temel s\u00f6zdizimini kullan\u0131r:<\/span><\/p>\n Bu y\u00f6ntemin konsolda yaln\u0131zca yeni DataFrame’i g\u00f6r\u00fcnt\u00fcleyece\u011fini, orijinal DataFrame’i de\u011fi\u015ftirmeyece\u011fini unutmamak \u00f6nemlidir.<\/span><\/p>\n Orijinal DataFrame’i de\u011fi\u015ftirmek i\u00e7in atama()<\/strong> y\u00f6nteminin sonu\u00e7lar\u0131n\u0131 yeni bir de\u011fi\u015fkende saklaman\u0131z gerekir.<\/span><\/p>\n A\u015fa\u011f\u0131daki \u00f6rnekler, a\u015fa\u011f\u0131daki pandalar DataFrame ile quest()<\/strong> y\u00f6nteminin farkl\u0131 \u015fekillerde nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir:<\/span><\/p>\n A\u015fa\u011f\u0131daki kod, DataFrame’e, de\u011ferleri puan<\/strong> s\u00fctunundaki de\u011ferlerin ikiyle \u00e7arp\u0131m\u0131na e\u015fit olan point2<\/strong> adl\u0131 yeni bir de\u011fi\u015fken eklemek i\u00e7in quest()<\/strong> y\u00f6nteminin nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir:<\/span><\/p>\n Bu atama()<\/strong> y\u00f6nteminin orijinal DataFrame’i de\u011fi\u015ftirmedi\u011fini unutmay\u0131n.<\/span><\/span><\/p>\n Orijinal DataFrame’i yazd\u0131r\u0131rsak de\u011fi\u015fmeden kald\u0131\u011f\u0131n\u0131 g\u00f6rece\u011fiz:<\/span><\/p>\n quest()<\/strong> y\u00f6nteminin sonu\u00e7lar\u0131n\u0131 kaydetmek i\u00e7in sonu\u00e7lar\u0131 yeni bir DataFrame’de saklayabiliriz:<\/span><\/p>\n Df_new<\/strong> ad\u0131 verilen yeni DataFrame art\u0131k olu\u015fturdu\u011fumuz point2<\/strong> s\u00fctununu i\u00e7eriyor.<\/span><\/p>\n A\u015fa\u011f\u0131daki kod, DataFrame’e \u00fc\u00e7 yeni de\u011fi\u015fken eklemek i\u00e7in quest()<\/strong> y\u00f6nteminin nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 g\u00f6sterir:<\/span><\/p>\n DataFrame’e \u00fc\u00e7 yeni s\u00fctunun eklendi\u011fini unutmay\u0131n.<\/span><\/p>\n Not<\/strong> : Pandalar\u0131n atama()<\/strong> y\u00f6nteminin tam belgelerini burada<\/a> bulabilirsiniz.<\/span><\/p>\n A\u015fa\u011f\u0131daki e\u011fitimler pandalarda di\u011fer ortak i\u015flevlerin nas\u0131l kullan\u0131laca\u011f\u0131n\u0131 a\u00e7\u0131klamaktad\u0131r:<\/span><\/p>\n Pandalarda define() i\u015flevi nas\u0131l kullan\u0131l\u0131r?<\/a> quest() y\u00f6ntemi bir pandan\u0131n DataFrame’ine yeni s\u00fctunlar eklemek i\u00e7in kullan\u0131labilir. Bu y\u00f6ntem a\u015fa\u011f\u0131daki temel s\u00f6zdizimini kullan\u0131r: df. assign (new_column = values) Bu y\u00f6ntemin konsolda yaln\u0131zca yeni DataFrame’i g\u00f6r\u00fcnt\u00fcleyece\u011fini, orijinal DataFrame’i de\u011fi\u015ftirmeyece\u011fini unutmamak \u00f6nemlidir. Orijinal DataFrame’i de\u011fi\u015ftirmek i\u00e7in atama() y\u00f6nteminin sonu\u00e7lar\u0131n\u0131 yeni bir de\u011fi\u015fkende saklaman\u0131z gerekir. A\u015fa\u011f\u0131daki \u00f6rnekler, a\u015fa\u011f\u0131daki pandalar DataFrame ile quest() y\u00f6nteminin farkl\u0131 \u015fekillerde […]<\/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-3540","post","type-post","status-publish","format-standard","hentry","category-rehber"],"yoast_head":"\n df. assign<\/span> (new_column = values)\n<\/strong><\/pre>\n import<\/span> pandas as<\/span> pd\n\n#define DataFrame\ndf = pd. DataFrame<\/span> ({' points<\/span> ': [25, 12, 15, 14, 19, 23, 25, 29],\n ' assists<\/span> ': [5, 7, 7, 9, 12, 9, 9, 4],\n ' rebounds<\/span> ': [11, 8, 10, 6, 6, 5, 9, 12]})<\/span>\n\n#view DataFrame<\/span>\nprint<\/span> (df)\n\n points assists rebounds\n0 25 5 11\n1 12 7 8\n2 15 7 10\n3 14 9 6\n4 19 12 6\n5 23 9 5\n6 25 9 9\n7 29 4 12<\/strong><\/pre>\n \u00d6rnek 1: DataFrame’e yeni bir de\u011fi\u015fken atama<\/strong><\/span><\/h2>\n
#add new variable called points2\ndf. assign<\/span> (points2 = df.points<\/span> * 2<\/span> )<\/span>\n\n points<\/span> assists rebounds<\/span> points2\n0 25<\/span> 5<\/span> 11 50\n1 12<\/span> 7<\/span> 8 24\n2 15<\/span> 7<\/span> 10 30\n3 14<\/span> 9<\/span> 6 28\n4 19<\/span> 12<\/span> 6<\/span> 38\n5 23<\/span> 9<\/span> 5 46\n6 25<\/span> 9<\/span> 9 50\n7 29<\/span> 4<\/span> 12 58\n<\/span><\/span><\/strong><\/pre>\n #print original DataFrame<\/span>\nprint<\/span> (df)\n\n points assists rebounds\n0 25 5 11\n1 12 7 8\n2 15 7 10\n3 14 9 6\n4 19 12 6\n5 23 9 5\n6 25 9 9\n7 29 4 12\n<\/strong><\/pre>\n #add new variable called points2 and save results in new DataFrame\ndf. assign<\/span> (points2 = df.points<\/span> * 2<\/span> )\n\n#view new DataFrame<\/span>\nprint<\/span> (df_new)\n\n points assists rebounds points2\n0 25 5 11 50\n1 12 7 8 24\n2 15 7 10 30\n3 14 9 6 28\n4 19 12 6 38\n5 23 9 5 46\n6 25 9 9 50\n7 29 4 12 58\n<\/span><\/span><\/strong><\/pre>\n \u00d6rnek 2: DataFrame’e birden fazla yeni de\u011fi\u015fken atama<\/strong><\/span><\/h2>\n
#add three new variables to DataFrame and store results in new DataFrame<\/span>\ndf_new = df. assign<\/span> (points2 = df. points<\/span> * 2<\/span> ,\n assists_rebs = df. assists<\/span> + df. rebounds<\/span> ,\n conference = ' Western<\/span> ')\n\n#view new DataFrame\n<\/span>print<\/span> (df_new)\n\n points assists rebounds points2 assists_rebs conference\n0 25 5 11 50 16 Western\n1 12 7 8 24 15 Western\n2 15 7 10 30 17 Western\n3 14 9 6 28 15 Western\n4 19 12 6 38 18 Western\n5 23 9 5 46 14 Western\n6 25 9 9 50 18 Western\n7 29 4 12 58 16 Western\n<\/strong><\/pre>\n Ek kaynaklar<\/strong><\/span><\/h2>\n
Pandalarda idxmax() i\u015flevi nas\u0131l kullan\u0131l\u0131r?<\/a>
Pandalar’da se\u00e7ilen s\u00fctunlara bir i\u015flev nas\u0131l uygulan\u0131r?<\/p>\n","protected":false},"excerpt":{"rendered":"