{"id":53653,"date":"2019-12-07T00:00:00","date_gmt":"2019-12-06T21:00:00","guid":{"rendered":"https:\/\/prohoster.info\/blog\/blog_prohoster\/vypusk-web-frejmvorka-django-3-0"},"modified":"2020-02-18T14:01:35","modified_gmt":"2020-02-18T11:01:35","slug":"vypusk-web-frejmvorka-django-3-0","status":"publish","type":"post","link":"https:\/\/prohoster.info\/no\/blog\/news\/vypusk-web-frejmvorka-django-3-0","title":{"rendered":"Lanseringen av web-rammeverket Django 3.0","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/www.djangoproject.com\/weblog\/2019\/dec\/02\/django-3-released\/\">Har funnet sted<\/a><\/noindex>  utgjeving av web-rammeverket <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.djangoproject.com\/en\/3.0\/releases\/3.0\/\">Django 3.0<\/a><\/noindex>, skrive p\u00e5 Python og designet for utvikling av webapplikasjoner. Django 3.0-grenen er klassifisert som en utgave med vanlig st\u00f8tte og vil <noindex><a rel=\"nofollow\" href=\"https:\/\/www.djangoproject.com\/download\/#supported-versions\">\u00e5 innhente<\/a><\/noindex> ha oppdateringer frem til april 2021. LTS-grenen 2.22 vil bli st\u00f8ttet til april 2022, mens grenen 1.11 vil st\u00f8ttes til april 2020. St\u00f8tten for grenen 2.1 er opph\u00f8rt. <\/p>\n<p>N\u00f8kkelfunksjoner <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.djangoproject.com\/en\/3.0\/releases\/3.0\/\">forbedringer<\/a><\/noindex>: <\/p>\n<ul>\n<li class=\"l\"> <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.djangoproject.com\/en\/3.0\/howto\/deployment\/asgi\/\">Det er gitt<\/a><\/noindex> st\u00f8tte for \u00e5 kj\u00f8re i asynkron modus med utf\u00f8relse i form av et ASGI-program. Programgrensesnittet <noindex><a rel=\"nofollow\" href=\"https:\/\/asgi.readthedocs.io\/\">ASGI<\/a><\/noindex> (Asynchronous Server Gateway Interface) ble utviklet som en erstatning for WSGI, med m\u00e5l om \u00e5 muliggj\u00f8re samhandling mellom servere, rammer og applikasjoner som st\u00f8tter asynkron drift. St\u00f8tten for oppstart ved bruk av WSGI er bevart, og asynkron-relatert kode inkluderes kun ved oppstart i ASGI-baserte milj\u00f8er.\n<p>For the asynchronous mode, a separate event processing loop is implemented, in which the invocation of code marked as &#171;async unsafe&#187; is not allowed. Such code includes, for example, operations with the database (ORM), which cannot be used in an asynchronous context (in this case, a SynchronousOnlyOperation error will be displayed), and should be moved to a separate synchronous thread.<\/p>\n<li class=\"l\"> Spesialiserte oppliste typer TextChoices, IntegerChoices og Choices er lagt til, som kan <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.djangoproject.com\/en\/3.0\/ref\/models\/fields\/#field-choices-enum-types\">vil man bruke<\/a><\/noindex> brukes for \u00e5 definere tekst- og heltallsfelt i modellen, for eksempel ved behov for \u00e5 lagre lesbare etiketter i felter som oversettes til bestemte egenskaper:\n<p>   class YearInSchool(models.TextChoices):<br \/>\n        FRESHMAN = &#8216;FR&#8217;, _(&#8216;Freshman&#8217;)<br \/>\n        SOPHOMORE = &#8216;SO&#8217;, _(&#8216;Sophomore&#8217;)<br \/>\n        JUNIOR = &#8216;JR&#8217;, _(&#8216;Junior&#8217;)<br \/>\n        SENIOR = &#8216;SR&#8217;, _(&#8216;Senior&#8217;)<br \/>\n        GRADUATE = &#8216;GR&#8217;, _(&#8216;Graduate&#8217;)<\/p>\n<li class=\"l\"> Muligheten for \u00e5 spesifisere uttrykk som returnerer <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.djangoproject.com\/en\/3.0\/ref\/models\/fields\/#django.db.models.BooleanField\">BooleanField<\/a><\/noindex>, direkte i filtre QuerySet uten \u00e5 m\u00e5tte annotere dem p\u00e5 forh\u00e5nd f\u00f8r filtrering av annotasjoner.\n<li class=\"l\"> Den offisielle st\u00f8tten for MariaDB 10.1 og nyere utgaver er sikret.\n<li class=\"l\"> For PostgreSQL er klassen <noindex><a rel=\"nofollow\" href=\"https:\/\/docs.djangoproject.com\/en\/3.0\/ref\/contrib\/postgres\/constraints\/#django.contrib.postgres.constraints.ExclusionConstraint\">ExclusionConstraint<\/a><\/noindex> implementert for bruk av begrensninger basert p\u00e5 uttrykk <noindex><a rel=\"nofollow\" href=\"https:\/\/www.postgresql.org\/docs\/9.0\/ddl-constraints.html\">EKSKLUDER<\/a><\/noindex>;\n<li class=\"l\"> St\u00f8tten for Python 3.5 er opph\u00f8rt.\n<\/ul>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Kilde: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51989\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 web-\u0444\u0440\u0435\u0439\u043c\u0432\u043e\u0440\u043a\u0430 Django 3.0, \u043d\u0430\u043f\u0438\u0441\u0430\u043d\u043d\u043e\u0433\u043e \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Python \u0438 \u043f\u0440\u0435\u0434\u043d\u0430\u0437\u043d\u0430\u0447\u0435\u043d\u043d\u043e\u0433\u043e \u0434\u043b\u044f \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u043a\u0438 \u0432\u0435\u0431-\u043f\u0440\u0438\u043b\u043e\u0436\u0435\u043d\u0438\u0439. \u0412\u0435\u0442\u043a\u0430 Django 3.0 \u043e\u0442\u043d\u0435\u0441\u0435\u043d\u0430 \u043a \u043a\u0430\u0442\u0435\u0433\u043e\u0440\u0438\u0438 \u0432\u044b\u043f\u0443\u0441\u043a\u043e\u0432 \u0441 \u043e\u0431\u044b\u0447\u043d\u044b\u043c \u0441\u0440\u043e\u043a\u043e\u043c \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0438 \u0438 \u0431\u0443\u0434\u0435\u0442 \u043f\u043e\u043b\u0443\u0447\u0430\u0442\u044c \u043e\u0431\u043d\u043e\u0432\u043b\u0435\u043d\u0438\u044f \u0434\u043e \u0430\u043f\u0440\u0435\u043b\u044f 2021 \u0433\u043e\u0434\u0430. LTS-\u0432\u0435\u0442\u043a\u0430 2.22 \u0431\u0443\u0434\u0435\u0442 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u0438\u0432\u0430\u0442\u044c\u0441\u044f \u0434\u043e \u0430\u043f\u0440\u0435\u043b\u044f 2022 \u0433\u043e\u0434\u0430, \u0430 \u0432\u0435\u0442\u043a\u0430 1.11 \u0434\u043e \u0430\u043f\u0440\u0435\u043b\u044f 2020 \u0433\u043e\u0434\u0430. \u041f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0430 \u0432\u0435\u0442\u043a\u0438 2.1 \u043f\u0440\u0435\u043a\u0440\u0430\u0449\u0435\u043d\u0430. \u041a\u043b\u044e\u0447\u0435\u0432\u044b\u0435 \u0443\u043b\u0443\u0447\u0448\u0435\u043d\u0438\u044f: \u041f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0430 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-53653","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.5 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0421\u043e\u0441\u0442\u043e\u044f\u043b\u0441\u044f \u0440\u0435\u043b\u0438\u0437 web-\u0444\u0440\u0435\u0439\u043c\u0432\u043e\u0440\u043a\u0430\" \/>\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"Yuri Gagarin\"\/>\n\t<link rel=\"canonical\" href=\"https:\/\/prohoster.info\/no\/blog\/news\/vypusk-web-frejmvorka-django-3-0\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 5.0.5\" \/>\n\t\t<meta 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