{"id":99212,"date":"2021-02-21T10:23:26","date_gmt":"2021-02-21T08:23:26","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/yazyku-python-ispolnilos-30-let"},"modified":"2021-02-21T10:23:26","modified_gmt":"2021-02-21T08:23:26","slug":"yazyku-python-ispolnilos-30-let","status":"publish","type":"post","link":"https:\/\/prohoster.info\/da\/blog\/news\/yazyku-python-ispolnilos-30-let","title":{"rendered":"Python-sproget fylder 30 \u00e5r","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Den 20. februar 1991 offentliggjorde Guido van Rossum den f\u00f8rste version af programmeringssproget Python i alt.sources-gruppen. Han havde arbejdet p\u00e5 det siden december 1989 som en del af et projekt for at skabe et scriptsprog til at l\u00f8se systemadministratoropgaver i operativsystemet Amoeba, der skulle v\u00e6re af h\u00f8jere niveau end C, men i mods\u00e6tning til Bourne shell give lettere adgang til systemopkald i OS.   <\/p>\n<p>Navnet til projektet blev valgt til \u00e6re for komediegruppen Monty Python. I den f\u00f8rste version blev der implementeret underst\u00f8ttelse af klasser med arv, undtagelsesh\u00e5ndtering, et modul system og de grundl\u00e6ggende typer list, dict og str. Implementeringen af moduler og undtagelser blev l\u00e5nt fra sproget Modula-3, og kodestilen baseret p\u00e5 indrykning fra sproget ABC, som Guido tidligere havde deltaget i udviklingen af.    <\/p>\n<p>I udviklingen af Python blev Guido vejledt af f\u00f8lgende principper:  <\/p>\n<ul>\n<li class=\"l\"> Principper, der gjorde det muligt at spare tid under udviklingen:\n<ul>\n<li class=\"l\"> At l\u00e5ne nyttige ideer fra andre projekter.\n<li class=\"l\"> Str\u00e6ben efter enkelhed, men uden overdreven forenkling (Einstein-princippet \"Alt skal forklares s\u00e5 simpelt som muligt, men ikke simplere\").\n<li class=\"l\"> F\u00f8lge filosofien UNUX, if\u00f8lge hvilken programmer implementerer en enkelt funktionalitet, men g\u00f8r det godt.\n<li class=\"l\"> Ikke bekymre sig for meget om ydeevne. Optimeringer kan tilf\u00f8jes efter behov, n\u00e5r de bliver n\u00f8dvendige.\n<li class=\"l\"> Ikke fors\u00f8ge at bek\u00e6mpe eksisterende tilstande, men f\u00f8lge med str\u00f8mmen.\n<li class=\"l\"> Undg\u00e5 perfektionisme; niveauet \"tilstr\u00e6kkeligt godt\" er ofte nok.\n<li class=\"l\"> Nogle gange er det muligt at tage genveje, is\u00e6r hvis noget kan g\u00f8res senere.  <\/ul>\n<li class=\"l\"> De \u00f8vrige principper:\n<ul>\n<li class=\"l\"> Implementeringen skal ikke v\u00e6re bundet til en specifik platform. Nogle funktioner kan v\u00e6re begr\u00e6nsede, men den grundl\u00e6ggende funktionalitet skal virke overalt.\n<li class=\"l\"> Brugerne skal ikke overbelastes med detaljer, som maskinen kan h\u00e5ndtere.\n<li class=\"l\"> St\u00f8tte og fremme af platformuafh\u00e6ngig bruger kode, men uden at begr\u00e6nse adgangen til platformens funktioner og egenskaber.\n<li class=\"l\"> Store komplekse systemer b\u00f8r tilbyde flere niveauer for udvidelse.\n<li class=\"l\"> Fejl m\u00e5 ikke v\u00e6re fatale og usete \u2014 brugerkode skal have mulighed for at opfange og h\u00e5ndtere fejl.\n<li class=\"l\"> Fejl i brugerens kode m\u00e5 ikke p\u00e5virke funktionaliteten af den virtuelle maskine og m\u00e5 ikke f\u00f8re til udefineret opf\u00f8rsel fra fortolkeren eller nedbrud af processer.  <\/ul>\n<p>Kilde: <a content=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=54627\">opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>20 \u0444\u0435\u0432\u0440\u0430\u043b\u044f 1991 \u0433\u043e\u0434\u0430 \u0413\u0432\u0438\u0434\u043e \u0432\u0430\u043d \u0420\u043e\u0441\u0441\u0443\u043c \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b \u0432 \u0433\u0440\u0443\u043f\u043f\u0435 alt.sources \u043f\u0435\u0440\u0432\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a \u044f\u0437\u044b\u043a\u0430 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f Python, \u043d\u0430\u0434 \u043a\u043e\u0442\u043e\u0440\u044b\u043c \u0440\u0430\u0431\u043e\u0442\u0430\u043b \u0441 \u0434\u0435\u043a\u0430\u0431\u0440\u044f 1989 \u0433\u043e\u0434\u0430 \u0432 \u0440\u0430\u043c\u043a\u0430\u0445 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 \u043f\u043e \u0441\u043e\u0437\u0434\u0430\u043d\u0438\u044e \u0441\u043a\u0440\u0438\u043f\u0442\u043e\u0432\u043e\u0433\u043e \u044f\u0437\u044b\u043a\u0430 \u0434\u043b\u044f \u0440\u0435\u0448\u0435\u043d\u0438\u044f \u0437\u0430\u0434\u0430\u0447 \u0441\u0438\u0441\u0442\u0435\u043c\u043d\u043e\u0433\u043e \u0430\u0434\u043c\u0438\u043d\u0438\u0441\u0442\u0440\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f \u0432 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u043e\u043d\u043d\u043e\u0439 \u0441\u0438\u0441\u0442\u0435\u043c\u0435 Amoeba, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0431\u044b\u043b \u0431\u044b \u0431\u043e\u043b\u0435\u0435 \u0432\u044b\u0441\u043e\u043a\u043e\u0433\u043e \u0443\u0440\u043e\u0432\u043d\u044f, \u0447\u0435\u043c \u0421\u0438, \u043d\u043e, \u0432 \u043e\u0442\u043b\u0438\u0447\u0438\u0435 \u043e\u0442 Bourne shell, \u043f\u0440\u0435\u0434\u043e\u0441\u0442\u0430\u0432\u043b\u044f\u043b \u0431\u044b [&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-99212","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"20 \u0444\u0435\u0432\u0440\u0430\u043b\u044f 1991 \u0433\u043e\u0434\u0430 \u0413\u0432\u0438\u0434\u043e \u0432\u0430\u043d \u0420\u043e\u0441\u0441\u0443\u043c \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b \u0432 \u0433\u0440\u0443\u043f\u043f\u0435 alt.sources \u043f\u0435\u0440\u0432\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a \u044f\u0437\u044b\u043a\u0430 \u043f\u0440\u043e\u0433\u0440\u0430\u043c\u043c\u0438\u0440\u043e\u0432\u0430\u043d\u0438\u044f Python, 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