{"id":1757,"date":"2023-07-25T02:54:34","date_gmt":"2023-07-25T02:54:34","guid":{"rendered":"https:\/\/statorials.org\/tr\/ad-hatasi-adi-np-tanimli-degil\/"},"modified":"2023-07-25T02:54:34","modified_gmt":"2023-07-25T02:54:34","slug":"ad-hatasi-adi-np-tanimli-degil","status":"publish","type":"post","link":"https:\/\/statorials.org\/tr\/ad-hatasi-adi-np-tanimli-degil\/","title":{"rendered":"Nas\u0131l d\u00fczeltilir: 'np' hata ad\u0131 tan\u0131ml\u0131 de\u011fil"},"content":{"rendered":"

<\/p>\n

\n

Python kullan\u0131rken kar\u015f\u0131la\u015fabilece\u011finiz en yayg\u0131n hatalardan biri:<\/span><\/p>\n

 NameError<\/span> : name 'np' is not defined<\/strong><\/pre>\n
 Bu hata, NumPy<\/a> python k\u00fct\u00fcphanesini i\u00e7e aktard\u0131\u011f\u0131n\u0131zda, ancak i\u00e7e aktar\u0131rken onu np<\/strong> olarak adland\u0131rmad\u0131\u011f\u0131n\u0131zda ortaya \u00e7\u0131kar.<\/span><\/p>\n
 A\u015fa\u011f\u0131daki \u00f6rneklerde bu sorunun nas\u0131l olu\u015ftu\u011fu ve nas\u0131l \u00e7\u00f6z\u00fclece\u011fi g\u00f6sterilmektedir.<\/span><\/p>\n
 \u00d6rnek 1: numpy’yi i\u00e7e aktar<\/strong><\/span><\/h3>\n
 Diyelim ki a\u015fa\u011f\u0131daki kodu kullanarak NumPy k\u00fct\u00fcphanesini i\u00e7e aktard\u0131n\u0131z:<\/span><\/p>\n
 import<\/span> numpy<\/strong><\/pre>\n
 Daha sonra say\u0131sal bir de\u011fer dizisi tan\u0131mlamaya \u00e7al\u0131\u015f\u0131rsan\u0131z a\u015fa\u011f\u0131daki hatay\u0131 al\u0131rs\u0131n\u0131z:<\/span><\/p>\n
 #define numpy array<\/span>\nx = np. random<\/span> . normal<\/span> (loc=0, scale=1, size=20)\n\n#attempt to print values in array\n<\/span>print<\/span> (x)\n\nTraceback (most recent call last): \n----><\/span> 1 x = np.random.normal(loc=0, scale=1, size=20)\n      2 print(s)\n\nNameError<\/span> : name 'np' is not defined\n<\/strong><\/span><\/pre>\n
 Bu hatay\u0131 d\u00fczeltmek i\u00e7in NumPy’yi i\u00e7e aktar\u0131rken np<\/strong> takma ad\u0131n\u0131 girmelisiniz:<\/span><\/p>\n
 import<\/span> numpy as<\/span> np\n\n#define numpy array\n<\/span>x = np. random<\/span> . normal<\/span> (loc=0, scale=1, size=20)\n\n#print values in array\n<\/span>print<\/span> (x)\n\n[-0.93937656 -0.49448118 -0.16772964 0.44939978 -0.80577905 0.48042484\n  0.30175551 -0.15672656 -0.26931062 0.38226115 1.4472055 -0.13668984\n -0.74752684 1.6729974 2.25824518 0.77424489 0.67853607 1.46739364\n  0.14647622 0.87787596]<\/span>\n<\/strong><\/pre>\n
 \u00d6rnek 2: numpy i\u00e7e aktar\u0131m\u0131ndan *<\/strong><\/span><\/h3>\n
 A\u015fa\u011f\u0131daki kodu kullanarak NumPy kitapl\u0131\u011f\u0131ndan t\u00fcm i\u015flevleri i\u00e7e aktard\u0131\u011f\u0131n\u0131z\u0131 varsayal\u0131m:<\/span><\/p>\n
 from<\/span> numpy import<\/span> *<\/strong><\/pre>\n
 Daha sonra say\u0131sal bir de\u011fer dizisi tan\u0131mlamaya \u00e7al\u0131\u015f\u0131rsan\u0131z a\u015fa\u011f\u0131daki hatay\u0131 al\u0131rs\u0131n\u0131z:<\/span><\/p>\n
 #define numpy array<\/span>\nx = np. random<\/span> . normal<\/span> (loc=0, scale=1, size=20)\n\n#attempt to print values in array\n<\/span>print<\/span> (x)\n\nTraceback (most recent call last): \n----><\/span> 1 x = np.random.normal(loc=0, scale=1, size=20)\n      2 print(s)\n\nNameError<\/span> : name 'np' is not defined\n<\/strong><\/span><\/pre>\n
 Bu hatay\u0131 d\u00fczeltmek i\u00e7in NumPy’yi i\u00e7e aktar\u0131rken np<\/strong> takma ad\u0131n\u0131 girmelisiniz:<\/span><\/p>\n
 import<\/span> numpy as<\/span> np\n\n#define numpy array\n<\/span>x = np. random<\/span> . normal<\/span> (loc=0, scale=1, size=20)\n\n#print values in array\n<\/span>print<\/span> (x)\n\n[-0.93937656 -0.49448118 -0.16772964 0.44939978 -0.80577905 0.48042484\n  0.30175551 -0.15672656 -0.26931062 0.38226115 1.4472055 -0.13668984\n -0.74752684 1.6729974 2.25824518 0.77424489 0.67853607 1.46739364\n  0.14647622 0.87787596]<\/span><\/strong><\/pre>\n
 Alternatif olarak, np<\/strong> s\u00f6z dizimini hi\u00e7 kullanmamay\u0131 da se\u00e7ebilirsiniz:<\/span><\/p>\n
 import<\/span> numpy\n\n#define numpy array\n<\/span>x = numpy. random<\/span> . normal<\/span> (loc=0, scale=1, size=20)\n\n#print values in array\n<\/span>print<\/span> (x)\n\n[-0.93937656 -0.49448118 -0.16772964 0.44939978 -0.80577905 0.48042484\n  0.30175551 -0.15672656 -0.26931062 0.38226115 1.4472055 -0.13668984\n -0.74752684 1.6729974 2.25824518 0.77424489 0.67853607 1.46739364\n  0.14647622 0.87787596]<\/span><\/strong><\/pre>\n
 Not:<\/strong> “numpy’yi np olarak i\u00e7e aktar” s\u00f6zdizimi yayg\u0131n olarak kullan\u0131l\u0131r \u00e7\u00fcnk\u00fc NumPy i\u015flevlerini kullanman\u0131n daha k\u0131sa bir yolunu sa\u011flar. Her seferinde “numpy” yazmak yerine, daha h\u0131zl\u0131 ve okunmas\u0131 daha kolay olan “np” yazman\u0131z yeterlidir.<\/span><\/p>\n
 Ek kaynaklar<\/strong><\/span><\/h3>\n
 Nas\u0131l d\u00fczeltilir: NameError ‘pd’ tan\u0131ml\u0131 de\u011fil<\/a>
 Nas\u0131l d\u00fczeltilir? Pandalar ad\u0131nda mod\u00fcl yok<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"
Python kullan\u0131rken kar\u015f\u0131la\u015fabilece\u011finiz en yayg\u0131n hatalardan biri: NameError : name ‘np’ is not defined Bu hata, NumPy python k\u00fct\u00fcphanesini i\u00e7e aktard\u0131\u011f\u0131n\u0131zda, ancak i\u00e7e aktar\u0131rken onu np olarak adland\u0131rmad\u0131\u011f\u0131n\u0131zda ortaya \u00e7\u0131kar. A\u015fa\u011f\u0131daki \u00f6rneklerde bu sorunun nas\u0131l olu\u015ftu\u011fu ve nas\u0131l \u00e7\u00f6z\u00fclece\u011fi g\u00f6sterilmektedir. \u00d6rnek 1: numpy’yi i\u00e7e aktar Diyelim ki a\u015fa\u011f\u0131daki kodu kullanarak NumPy k\u00fct\u00fcphanesini i\u00e7e aktard\u0131n\u0131z: import […]<\/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-1757","post","type-post","status-publish","format-standard","hentry","category-rehber"],"yoast_head":"\nNas\u0131l D\u00fczeltilir: NameError 'np' tan\u0131ml\u0131 de\u011fil<\/title>\n<meta name=\"description\" content=\"Bu e\u011fitimde Python'da a\u015fa\u011f\u0131daki hatan\u0131n nas\u0131l d\u00fczeltilece\u011fi a\u00e7\u0131klanmaktad\u0131r: NameError 'np' tan\u0131ml\u0131 de\u011fil, birka\u00e7 \u00f6rnekle.\" \/>\n<meta name=\"robots\" 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