{"id":52,"date":"2025-12-21T16:06:57","date_gmt":"2025-12-21T13:06:57","guid":{"rendered":"https:\/\/fpytontemellerif.free.nf\/?page_id=52"},"modified":"2026-03-16T20:38:26","modified_gmt":"2026-03-16T17:38:26","slug":"dosya-islemleri","status":"publish","type":"page","link":"https:\/\/www.fpytontemellerif.com.tr\/?page_id=52","title":{"rendered":"DOSYA \u0130\u015eLEMLER\u0130"},"content":{"rendered":"\n<h2 class=\"wp-block-heading\">Konuya Giri\u015f<\/h2>\n\n\n\n<p>Programlama s\u0131ras\u0131nda verilerin kal\u0131c\u0131 olarak saklanmas\u0131 gerekebilir. Program kapand\u0131\u011f\u0131nda verilerin silinmemesi i\u00e7in dosya i\u015flemleri kullan\u0131l\u0131r. Python\u2019da dosya i\u015flemleri sayesinde dosya olu\u015fturma, dosyaya veri yazma ve dosyadan veri okuma i\u015flemleri yap\u0131labilir.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u00d6\u011frenme S\u00fcreci<\/h2>\n\n\n\n<p>Bu konuya ba\u015flan\u0131rken program kapand\u0131\u011f\u0131nda t\u00fcm verilerin silindi\u011fi fark edilmi\u015ftir. Bu durumun \u00f6zellikle kullan\u0131c\u0131 bilgileri ve kay\u0131t i\u015flemleri i\u00e7in b\u00fcy\u00fck bir sorun oldu\u011fu g\u00f6r\u00fclm\u00fc\u015ft\u00fcr. Yap\u0131lan ara\u015ft\u0131rmalar sonucunda Python\u2019un dosya i\u015flemleri ile bu sorunun \u00e7\u00f6z\u00fclebilece\u011fi \u00f6\u011frenilmi\u015ftir.<\/p>\n\n\n\n<p>Deneme ama\u00e7l\u0131 metin dosyalar\u0131 olu\u015fturulmu\u015f, bu dosyalara veri yaz\u0131lm\u0131\u015f ve daha sonra bu veriler okunarak i\u015flemler yap\u0131lm\u0131\u015ft\u0131r.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Kodlar<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">1\ufe0f\u20e3 Dosya Olu\u015fturma ve Yazma<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>dosya = open(\"bilgi.txt\", \"w\")\ndosya.write(\"Python dosya islemleri\")\ndosya.close()\n<\/code><\/pre>\n\n\n\n<p>Bu kod, \u201cbilgi.txt\u201d ad\u0131nda bir dosya olu\u015fturur ve i\u00e7ine yaz\u0131 yazar.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">2\ufe0f\u20e3 Dosyadan Okuma<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>dosya = open(\"bilgi.txt\", \"r\")\nicerik = dosya.read()\nprint(icerik)\ndosya.close()\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">3\ufe0f\u20e3 Dosyaya Ekleme Yapma<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>dosya = open(\"bilgi.txt\", \"a\")\ndosya.write(\"\\nYeni satir eklendi\")\ndosya.close()\n<\/code><\/pre>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Kar\u015f\u0131la\u015f\u0131lan Hatalar<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u274c Hata 1: Dosya Kapat\u0131lmamas\u0131<\/h3>\n\n\n\n<p>Dosya kapat\u0131lmazsa veri kayb\u0131 ya\u015fanabilir.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u274c Hata 2: Yanl\u0131\u015f Mod Kullan\u0131m\u0131<\/h3>\n\n\n\n<pre class=\"wp-block-code\"><code>open(\"bilgi.txt\", \"r\")\n<\/code><\/pre>\n\n\n\n<p>Dosya yoksa bu kullan\u0131m hata verir.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">SIK SORULAN SORULAR ve CEVAPLARI<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u2753 Dosya i\u015flemleri neden kullan\u0131l\u0131r?<\/h3>\n\n\n\n<p>Verileri kal\u0131c\u0131 olarak saklamak i\u00e7in.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u2753 \u201cw\u201d modu ne i\u015fe yarar?<\/h3>\n\n\n\n<p>Dosya olu\u015fturur ve i\u00e7eri\u011fini s\u0131f\u0131rlar.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u2753 \u201ca\u201d modu ne i\u015fe yarar?<\/h3>\n\n\n\n<p>Dosyan\u0131n sonuna veri ekler.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\">\u2753 Dosya kapat\u0131lmazsa ne olur?<\/h3>\n\n\n\n<p>Veri bozulabilir veya kaydedilmeyebilir.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">Sonu\u00e7<\/h2>\n\n\n\n<p>Bu konu sayesinde Python\u2019da dosya i\u015flemlerinin nas\u0131l yap\u0131ld\u0131\u011f\u0131 \u00f6\u011frenilmi\u015ftir. Dosya i\u015flemleri, ger\u00e7ek hayattaki projelerde s\u0131k\u00e7a kullan\u0131lan \u00f6nemli bir konudur.<\/p>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/www.fpytontemellerif.com.tr\/?page_id=54\">Devam etmek \u0130\u00e7in t\u0131klay\u0131n<\/a><\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Konuya Giri\u015f Programlama s\u0131ras\u0131nda verilerin kal\u0131c\u0131 olarak saklanmas\u0131 gerekebilir. Program kapand\u0131\u011f\u0131nda verilerin silinmemesi i\u00e7in dosya i\u015flemleri kullan\u0131l\u0131r. Python\u2019da dosya i\u015flemleri sayesinde dosya olu\u015fturma, dosyaya veri yazma ve dosyadan veri okuma i\u015flemleri yap\u0131labilir. \u00d6\u011frenme S\u00fcreci Bu konuya ba\u015flan\u0131rken program kapand\u0131\u011f\u0131nda t\u00fcm<\/p>\n<p><a href=\"https:\/\/www.fpytontemellerif.com.tr\/?page_id=52\" class=\"awp-btn awp-btn-secondary awp-btn-bubble\">Continue Reading<span class=\"screen-reader-text\">DOSYA \u0130\u015eLEMLER\u0130<\/span><i class=\"fa fa-arrow-right\"><\/i><span class=\"bubble_effect\"><span class=\"circle top-left\"><\/span><span class=\"circle top-left\"><\/span><span class=\"circle top-left\"><\/span>\t<span class=\"button effect-button\"><\/span><span class=\"circle bottom-right\"><\/span>\t<span class=\"circle bottom-right\"><\/span><span class=\"circle bottom-right\"><\/span><\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"class_list":["post-52","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.fpytontemellerif.com.tr\/index.php?rest_route=\/wp\/v2\/pages\/52","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fpytontemellerif.com.tr\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.fpytontemellerif.com.tr\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.fpytontemellerif.com.tr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fpytontemellerif.com.tr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=52"}],"version-history":[{"count":2,"href":"https:\/\/www.fpytontemellerif.com.tr\/index.php?rest_route=\/wp\/v2\/pages\/52\/revisions"}],"predecessor-version":[{"id":494,"href":"https:\/\/www.fpytontemellerif.com.tr\/index.php?rest_route=\/wp\/v2\/pages\/52\/revisions\/494"}],"wp:attachment":[{"href":"https:\/\/www.fpytontemellerif.com.tr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=52"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}