{"id":477257,"date":"2023-08-09T09:09:43","date_gmt":"2023-08-09T09:09:43","guid":{"rendered":""},"modified":"2023-09-05T11:14:23","modified_gmt":"2023-09-05T11:14:23","slug":"flask","status":"publish","type":"wiki","link":"https:\/\/oneproxy.pro\/tr\/wiki\/flask\/","title":{"rendered":"\u015ei\u015fe"},"content":{"rendered":"<p>Flask, Python&#039;da yaz\u0131lm\u0131\u015f bir mikro web \u00e7er\u00e7evesidir. Genellikle &quot;mikro&quot; \u00e7er\u00e7eve olarak tan\u0131mlan\u0131r \u00e7\u00fcnk\u00fc tam te\u015fekk\u00fcll\u00fc web \u00e7er\u00e7evelerinde yayg\u0131n olarak bulunan form do\u011frulama veya veritaban\u0131 soyutlamas\u0131 gibi belirli \u00f6zellikleri i\u00e7ermez. Bunun yerine Flask, hafif ve kullan\u0131m\u0131 kolay kalarak bir web sitesi olu\u015fturmak i\u00e7in gereken temel yap\u0131lar\u0131 sa\u011flar. Bu eksik \u00f6zellikleri, ihtiya\u00e7 duyuldu\u011funda uzant\u0131lar arac\u0131l\u0131\u011f\u0131yla ekleme yetene\u011fi ile son derece geni\u015fletilebilir.<\/p>\n<h2>\u015ei\u015fenin K\u00f6keni ve Tarih\u00e7esi<\/h2>\n<p>Flask, uluslararas\u0131 Python merakl\u0131lar\u0131ndan olu\u015fan bir grup olan Pocoo ekibinin aktif bir \u00fcyesi olan Armin Ronacher taraf\u0131ndan yarat\u0131ld\u0131. Flask&#039;\u0131n ilk halka a\u00e7\u0131k versiyonu 1 Nisan 2010&#039;da yay\u0131nland\u0131. Proje ba\u015flang\u0131\u00e7ta bir 1 Nisan \u015eakas\u0131 \u015fakas\u0131n\u0131n par\u00e7as\u0131yd\u0131, daha sonra ciddi ve pop\u00fcler bir projeye d\u00f6n\u00fc\u015ft\u00fc.<\/p>\n<p>Werkzeug&#039;un basit bir y\u00f6nlendirme sistemi ile Jinja2&#039;nin \u015fablon motorunun birle\u015fimi sonucu geli\u015ftirildi. Bu iki bile\u015fen ayn\u0131 zamanda Pocoo projeleridir. Y\u0131llar ge\u00e7tik\u00e7e Flask, basitli\u011fi, esnekli\u011fi ve uygulamalar \u00fczerindeki ayr\u0131nt\u0131l\u0131 kontrol\u00fc nedeniyle web geli\u015ftirme toplulu\u011funda g\u00fc\u00e7l\u00fc bir takip\u00e7i kazand\u0131.<\/p>\n<h2>Flask&#039;\u0131 Derinlemesine Ke\u015ffetmek<\/h2>\n<p>Flask, her ikisi de Python kitapl\u0131klar\u0131 olan WSGI (Web Sunucusu A\u011f Ge\u00e7idi Aray\u00fcz\u00fc) ara\u00e7 setini ve Jinja2 \u015fablon motorunu temel al\u0131r. WSGI, Python web uygulamas\u0131 geli\u015ftirme standard\u0131d\u0131r. Jinja2, Python i\u00e7in bir \u015fablon motorudur; bu, karma\u015f\u0131k HTML veya XML belgelerini programl\u0131 olarak olu\u015fturabilece\u011fi anlam\u0131na gelir.<\/p>\n<p>Flask, kullan\u0131m\u0131 kolay ve h\u0131zl\u0131 ba\u015flayacak \u015fekilde tasarlanm\u0131\u015ft\u0131r, ancak ayn\u0131 zamanda b\u00fcy\u00fck ve karma\u015f\u0131k web uygulamalar\u0131n\u0131 y\u00f6netebilecek \u015fekilde de \u00fcretilmi\u015ftir. Mikro \u00f6neki, \u00e7ekirde\u011fi basit ama geni\u015fletilebilir tutmay\u0131 hedefledi\u011fi anlam\u0131na gelir.<\/p>\n<p>Flask&#039;\u0131n varsay\u0131lan bir veritaban\u0131, form do\u011frulamas\u0131 veya farkl\u0131 teknolojilerin uygun olabilece\u011fi herhangi bir \u00f6zelli\u011fi yoktur. Bunun yerine, uygulaman\u0131za bu t\u00fcr i\u015flevleri Flask&#039;\u0131n kendisinde uygulanm\u0131\u015f gibi eklemek i\u00e7in uzant\u0131lar\u0131 destekler. Bu yakla\u015f\u0131m, kullanmay\u0131 tercih ettikleri ara\u00e7lar\u0131 ve kitapl\u0131klar\u0131 se\u00e7ebilmeleri nedeniyle Flask&#039;\u0131 geli\u015ftiriciler i\u00e7in esnek bir se\u00e7im haline getiriyor.<\/p>\n<h2>Flask&#039;\u0131n \u0130\u00e7 Yap\u0131s\u0131 ve \u0130\u015fleyi\u015fi<\/h2>\n<p>Flask, \u00f6z\u00fcnde Werkzeug ve Jinja2&#039;nin basit bir birle\u015fimidir. Werkzeug, Flask&#039;\u0131n istek ve yan\u0131t nesneleri, URL y\u00f6nlendirme ve HTTP yard\u0131mc\u0131 programlar\u0131 gibi alt d\u00fczey i\u015flevleri y\u00f6netmek i\u00e7in kulland\u0131\u011f\u0131 Python i\u00e7in bir WSGI yard\u0131mc\u0131 program kitapl\u0131\u011f\u0131d\u0131r. \u00d6te yandan Jinja2, Flask&#039;\u0131n g\u00f6r\u00fcn\u00fcmleri olu\u015fturmak i\u00e7in kulland\u0131\u011f\u0131 Python i\u00e7in bir \u015fablon olu\u015fturma motorudur.<\/p>\n<p>Tipik bir Flask uygulamas\u0131nda ak\u0131\u015f, bir istemcinin (web taray\u0131c\u0131s\u0131 gibi) Flask uygulamas\u0131n\u0131n \u00e7al\u0131\u015ft\u0131\u011f\u0131 sunucuya bir istek g\u00f6ndermesiyle ba\u015flar. Uygulama daha sonra iste\u011fi i\u015fler ve istemciye bir yan\u0131t g\u00f6nderir. Flask uygulamas\u0131, iste\u011fin URL&#039;sine g\u00f6re hangi mant\u0131\u011f\u0131n y\u00fcr\u00fct\u00fclece\u011fini belirlemek i\u00e7in y\u00f6nlendirmeyi kullan\u0131r ve bu mant\u0131k, bir yan\u0131t\u0131n d\u00f6nd\u00fcr\u00fclmesiyle sona erer.<\/p>\n<h2>Flask&#039;\u0131n Temel \u00d6zellikleri<\/h2>\n<ol>\n<li>\n<p><strong>Basitlik:<\/strong> \u015ei\u015fenin kullan\u0131m\u0131 \u00e7ok basit ve kolayd\u0131r. Bu, uygulaman\u0131z\u0131 olu\u015fturmaya odaklanman\u0131za olanak tan\u0131yan, \u00f6n\u00fcn\u00fczden \u00e7ekilen sade ve basit bir \u00e7er\u00e7evedir.<\/p>\n<\/li>\n<li>\n<p><strong>Esneklik:<\/strong> Flask kutudan \u00e7ok az \u015feyle \u00e7\u0131ksa da olduk\u00e7a geni\u015fletilebilir olacak \u015fekilde tasarlanm\u0131\u015ft\u0131r. Bu, form do\u011frulamadan resim y\u00fcklemeye kadar uygulaman\u0131z\u0131n ihtiya\u00e7 duydu\u011fu hemen hemen her t\u00fcrl\u00fc i\u015flevi ekleyebilece\u011finiz anlam\u0131na gelir.<\/p>\n<\/li>\n<li>\n<p><strong>\u0130nce taneli kontrol:<\/strong> Flask, uygulaman\u0131z\u0131n organizasyonunu size b\u0131rak\u0131r; bu, Flask uygulaman\u0131z\u0131 \u00f6zel projeniz i\u00e7in en anlaml\u0131 \u015fekilde yap\u0131land\u0131rabilece\u011finiz anlam\u0131na gelir.<\/p>\n<\/li>\n<li>\n<p><strong>HTTP istek i\u015fleme:<\/strong> Flask, HTTP isteklerini i\u015flemek i\u00e7in y\u00f6ntemler sa\u011flar. Sunucunuza belirli bir HTTP iste\u011fi yap\u0131ld\u0131\u011f\u0131nda \u00e7al\u0131\u015facak i\u015flevleri tan\u0131mlaman\u0131za olanak tan\u0131r.<\/p>\n<\/li>\n<li>\n<p><strong>URL y\u00f6nlendirme:<\/strong> Flask, URL&#039;leri Python i\u015flevleriyle e\u015fle\u015ftirmenize olanak tan\u0131r; bu, web sayfalar\u0131n\u0131z i\u00e7in kolayl\u0131kla g\u00fczel URL&#039;ler olu\u015fturabilece\u011finiz anlam\u0131na gelir.<\/p>\n<\/li>\n<li>\n<p><strong>\u015eablon motoru:<\/strong> Flask, \u015fablon motoru i\u00e7in Jinja2&#039;yi kullan\u0131yor. Bu, kullan\u0131c\u0131n\u0131n taray\u0131c\u0131s\u0131n\u0131n olu\u015fturabilece\u011fi HTML, XML veya di\u011fer bi\u00e7imlendirme formatlar\u0131n\u0131 olu\u015fturabilece\u011finiz anlam\u0131na gelir.<\/p>\n<\/li>\n<\/ol>\n<h2>Flask Uygulama \u00c7e\u015fitleri<\/h2>\n<p>Farkl\u0131 tipte arabalar veya telefonlar oldu\u011fu gibi Flask&#039;\u0131n da farkl\u0131 &quot;tipleri&quot; yoktur. Ancak Flask uygulamalar\u0131n\u0131 karma\u015f\u0131kl\u0131\u011fa ve i\u00e7erebilecekleri belirli \u00f6zelliklere g\u00f6re kategorilere ay\u0131rabilirsiniz. \u0130\u015fte temel bir d\u00f6k\u00fcm:<\/p>\n<ul>\n<li><strong>K\u00fc\u00e7\u00fck \u00f6l\u00e7ekli uygulamalar:<\/strong> Bunlar birka\u00e7 rotaya sahip basit web sayfalar\u0131 veya daha b\u00fcy\u00fck projeler i\u00e7in prototipler olabilir.<\/li>\n<li><strong>RESTful API&#039;leri:<\/strong> Flask genellikle RESTful API&#039;ler, bir web hizmetiyle belirli bir formatta (genellikle JSON) etkile\u015fim kurmak i\u00e7in aray\u00fczler olu\u015fturmak i\u00e7in kullan\u0131l\u0131r.<\/li>\n<li><strong>Orta \u00f6l\u00e7ekli web uygulamalar\u0131:<\/strong> Bunlar, kullan\u0131c\u0131 kimlik do\u011frulamas\u0131, form do\u011frulama ve veritaban\u0131 etkile\u015fimleri gibi \u00f6zellikleri i\u00e7erebilir.<\/li>\n<li><strong>B\u00fcy\u00fck \u00f6l\u00e7ekli web uygulamalar\u0131:<\/strong> Yukar\u0131dakilere ek olarak bu uygulamalar, g\u00f6r\u00fcnt\u00fc i\u015fleme veya ger\u00e7ek zamanl\u0131 mesajla\u015fma gibi daha karma\u015f\u0131k \u00f6zellikler i\u00e7erebilir.<\/li>\n<\/ul>\n<h2>\u015ei\u015feyi Kullanma Yollar\u0131, Sorunlar ve \u00c7\u00f6z\u00fcmleri<\/h2>\n<p>Flask \u00e7ok y\u00f6nl\u00fcd\u00fcr ve basit statik web siteleri olu\u015fturmaktan karma\u015f\u0131k, veri odakl\u0131 web uygulamalar\u0131 veya API&#039;ler olu\u015fturmaya kadar \u00e7e\u015fitli web geli\u015ftirme g\u00f6revlerinde kullan\u0131labilir.<\/p>\n<p>Ancak Flask&#039;\u0131n sadeli\u011fi ve esnekli\u011fi iki ucu keskin bir k\u0131l\u0131\u00e7 olabilir. Geli\u015ftiriciye bir\u00e7ok se\u00e7enek ve uygulama ayr\u0131nt\u0131s\u0131 b\u0131rak\u0131r. Bu esneklik, geli\u015ftiricinin en iyi web g\u00fcvenli\u011fi uygulamalar\u0131na a\u015fina olmamas\u0131 durumunda sorunlara yol a\u00e7abilir ve bu da olas\u0131 g\u00fcvenlik a\u00e7\u0131klar\u0131na yol a\u00e7abilir.<\/p>\n<p>Bu sorunlar\u0131n \u00e7\u00f6z\u00fcmleri genellikle uzant\u0131lar ve eklentiler \u015feklinde gelir. Flask&#039;\u0131n geni\u015fletilebilir yap\u0131s\u0131, i\u015flevsellik eklemek i\u00e7in kolayca eklenebilecek \u00e7ok say\u0131da \u00fc\u00e7\u00fcnc\u00fc taraf kitapl\u0131\u011f\u0131n mevcut oldu\u011fu anlam\u0131na gelir. \u00d6rne\u011fin, Flask-SQLAlchemy, veritabanlar\u0131yla basit ve etkili etkile\u015fim sa\u011flar ve Flask-WTF, form do\u011frulama ve CSRF korumas\u0131na yard\u0131mc\u0131 olur.<\/p>\n<h2>Benzer \u00c7er\u00e7evelerle Kar\u015f\u0131la\u015ft\u0131rmalar<\/h2>\n<table>\n<thead>\n<tr>\n<th>\u00d6zellikler<\/th>\n<th>\u015ei\u015fe<\/th>\n<th>Django<\/th>\n<th>Express.js<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Dil<\/td>\n<td>Python<\/td>\n<td>Python<\/td>\n<td>JavaScript<\/td>\n<\/tr>\n<tr>\n<td>\u015eablon Motoru<\/td>\n<td>Jinja2<\/td>\n<td>Django<\/td>\n<td>EJS, Pug<\/td>\n<\/tr>\n<tr>\n<td>ORM<\/td>\n<td>Eklenti<\/td>\n<td>Yerle\u015fik<\/td>\n<td>Eklenti<\/td>\n<\/tr>\n<tr>\n<td>Form Do\u011frulama<\/td>\n<td>Eklenti<\/td>\n<td>Yerle\u015fik<\/td>\n<td>Eklenti<\/td>\n<\/tr>\n<tr>\n<td>Y\u00f6netici Aray\u00fcz\u00fc<\/td>\n<td>Eklenti<\/td>\n<td>Yerle\u015fik<\/td>\n<td>Eklenti<\/td>\n<\/tr>\n<tr>\n<td>Kimlik do\u011frulama<\/td>\n<td>Eklenti<\/td>\n<td>Yerle\u015fik<\/td>\n<td>Eklenti<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>Tablodan da anla\u015f\u0131laca\u011f\u0131 gibi, Flask&#039;\u0131n &#039;mikro&#039; do\u011fas\u0131, tam te\u015fekk\u00fcll\u00fc bir \u00e7er\u00e7eve olan Django&#039;ya k\u0131yasla kutudan daha az \u00f6zellik ile geldi\u011fini ima ediyor. Ancak ihtiya\u00e7lara g\u00f6re \u00e7e\u015fitli eklentilerle geni\u015fletilebilir.<\/p>\n<h2>Flask&#039;\u0131n Gelecek Perspektifleri<\/h2>\n<p>Bir \u00e7er\u00e7eve olarak Flask, basitli\u011fi, esnekli\u011fi ve \u00f6l\u00e7eklenebilirli\u011fi nedeniyle pop\u00fclaritesini art\u0131rmaya devam ediyor. Giderek daha fazla geli\u015ftirici mikro hizmet mimarisini benimserken, Flask&#039;\u0131n \u00f6zellikle Docker ve Kubernetes ile uyumlulu\u011fu nedeniyle bu t\u00fcr uygulamalar\u0131n geli\u015ftirilmesinde b\u00fcy\u00fck bir rol\u00fc olacak.<\/p>\n<p>Buna ek olarak, Python&#039;un veri bilimi ve makine \u00f6\u011frenimi alanlar\u0131nda pop\u00fclaritesi artmaya devam ederken Flask, makine \u00f6\u011frenimi modelleri i\u00e7in API&#039;ler olu\u015fturman\u0131n basit ve etkili bir yolunu sunarak onu \u00f6ng\u00f6r\u00fclebilir gelecek i\u00e7in uygun bir se\u00e7im haline getiriyor.<\/p>\n<h2>Proxy Sunucular\u0131 ve Flask<\/h2>\n<p>Proxy sunucular\u0131 Flask uygulamalar\u0131nda \u00f6nemli bir rol oynayabilir. \u00d6rne\u011fin Flask uygulaman\u0131z\u0131n trafi\u011fini belirli bir co\u011frafi konum \u00fczerinden y\u00f6nlendirmek istiyorsan\u0131z proxy sunucu kullanabilirsiniz. Bu, uygulaman\u0131z\u0131n d\u00fcnyan\u0131n farkl\u0131 yerlerinden gelen isteklere nas\u0131l yan\u0131t verdi\u011fini test etmede faydal\u0131 olabilir.<\/p>\n<p>\u00dcstelik proxy sunucular Flask uygulamalar\u0131n\u0131za ek bir g\u00fcvenlik katman\u0131 ekleyebilir. Sunucunuzun kimli\u011fini gizleyerek sald\u0131rganlar\u0131n do\u011frudan uygulaman\u0131z\u0131 hedeflemesini zorla\u015ft\u0131rabilirler. Proxy sunucular\u0131 ayr\u0131ca trafi\u011fi birden fazla sunucuya da\u011f\u0131tarak uygulaman\u0131z\u0131n performans\u0131n\u0131 art\u0131rarak y\u00fck dengelemeye de yard\u0131mc\u0131 olabilir.<\/p>\n<h2>\u0130lgili Ba\u011flant\u0131lar<\/h2>\n<ol>\n<li><a href=\"https:\/\/flask.palletsprojects.com\/\" target=\"_new\" rel=\"noopener nofollow\">Flask Resmi Belgeleri<\/a><\/li>\n<li><a href=\"http:\/\/flask.pocoo.org\/extensions\/\" target=\"_new\" rel=\"noopener nofollow\">\u015ei\u015fe Uzant\u0131lar\u0131<\/a><\/li>\n<li><a href=\"https:\/\/realpython.com\/tutorials\/flask\/\" target=\"_new\" rel=\"noopener nofollow\">Python E\u011fitimi ile Flask Web Geli\u015ftirme<\/a><\/li>\n<li><a href=\"https:\/\/blog.miguelgrinberg.com\/post\/the-flask-mega-tutorial-part-i-hello-world\" target=\"_new\" rel=\"noopener nofollow\">Miguel Grinberg&#039;den \u015ei\u015fe Mega-E\u011fitim<\/a><\/li>\n<\/ol>","protected":false},"featured_media":468419,"menu_order":0,"template":"","meta":{"_acf_changed":false,"content-type":"","inline_featured_image":false,"footnotes":""},"class_list":["post-477257","wiki","type-wiki","status-publish","has-post-thumbnail","hentry"],"acf":{"faq_title":"Frequently Asked Questions about <mark>Flask: A Lightweight Framework for Web Development<\/mark>","faq_items":[{"question":"What is Flask?","answer":"<p>Flask is a micro web framework written in Python. It's often described as a \"micro\" framework because it doesn't include certain features commonly found in full-fledged web frameworks, such as form validation or database abstraction. However, Flask provides the basic structures required to build a website and is highly extensible.<\/p>"},{"question":"Who is the creator of Flask?","answer":"<p>Flask was created by Armin Ronacher, an active member of the Pocoo team, a group of international Python enthusiasts.<\/p>"},{"question":"What is Flask used for?","answer":"<p>Flask can be used for various web development tasks ranging from creating simple static websites to building complex, data-driven web applications or APIs.<\/p>"},{"question":"What are the key features of Flask?","answer":"<p>Some key features of Flask include its simplicity, flexibility, fine-grained control, HTTP request handling, URL routing, and Jinja2 template engine.<\/p>"},{"question":"How does Flask work?","answer":"<p>In a typical Flask application, the flow starts with a client sending a request to the server where the Flask application is running. The application then processes the request and returns a response back to the client. Flask uses routing to determine what logic to execute based on the URL of the request.<\/p>"},{"question":"How do proxy servers interact with Flask?","answer":"<p>Proxy servers can add an additional layer of security to your Flask applications. They can hide the identity of your server, making it harder for attackers to target your application directly. Proxy servers can also help in load balancing, improving your application's performance by distributing the traffic among multiple servers.<\/p>"},{"question":"What is the future of Flask?","answer":"<p>Flask, as a framework, is continuing to grow in popularity due to its simplicity, flexibility, and scalability. It is especially relevant in the development of microservices and providing APIs for machine learning models.<\/p>"},{"question":"How does Flask compare to other similar frameworks?","answer":"<p>While Flask comes with fewer features out of the box compared to Django, a full-fledged framework, it is more lightweight and can be extended with various plugins as per the requirements. On the other hand, Express.js, a JavaScript web framework, is more comparable to Flask in terms of flexibility and extensibility.<\/p>"},{"question":"Where can I learn more about Flask?","answer":"<p>You can learn more about Flask from the <a href=\"https:\/\/flask.palletsprojects.com\/\" target=\"_new\">official Flask documentation<\/a> and various tutorials such as <a href=\"https:\/\/realpython.com\/tutorials\/flask\/\" target=\"_new\">Flask Web Development with Python Tutorial<\/a> and <a href=\"https:\/\/blog.miguelgrinberg.com\/post\/the-flask-mega-tutorial-part-i-hello-world\" target=\"_new\">Flask Mega-Tutorial by Miguel Grinberg<\/a>.<\/p>"}]},"_links":{"self":[{"href":"https:\/\/oneproxy.pro\/tr\/wp-json\/wp\/v2\/wiki\/477257","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/oneproxy.pro\/tr\/wp-json\/wp\/v2\/wiki"}],"about":[{"href":"https:\/\/oneproxy.pro\/tr\/wp-json\/wp\/v2\/types\/wiki"}],"version-history":[{"count":0,"href":"https:\/\/oneproxy.pro\/tr\/wp-json\/wp\/v2\/wiki\/477257\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/oneproxy.pro\/tr\/wp-json\/wp\/v2\/media\/468419"}],"wp:attachment":[{"href":"https:\/\/oneproxy.pro\/tr\/wp-json\/wp\/v2\/media?parent=477257"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}