{"id":101567,"date":"2021-10-08T22:22:35","date_gmt":"2021-10-08T20:22:35","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/vypusk-brython-3-10-realizaczii-yazyka-python-dlya-web-brauzerov"},"modified":"2021-10-08T22:22:35","modified_gmt":"2021-10-08T20:22:35","slug":"vypusk-brython-3-10-realizaczii-yazyka-python-dlya-web-brauzerov","status":"publish","type":"post","link":"https:\/\/prohoster.info\/pl\/blog\/news\/vypusk-brython-3-10-realizaczii-yazyka-python-dlya-web-brauzerov","title":{"rendered":"Wydanie Brython 3.10, implementacji j\u0119zyka Python dla przegl\u0105darek internetowych","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"

Wydano wersj\u0119 projektu Brython 3.10 (Browser Python) z realizacj\u0105 j\u0119zyka programowania Python 3 do wykonywania po stronie przegl\u0105darki, co pozwala na u\u017cycie Pythona zamiast JavaScriptu do tworzenia skrypt\u00f3w webowych. Kod projektu napisany jest w j\u0119zyku Python i jest udost\u0119pniany na licencji BSD. <\/p>\n

Po pod\u0142\u0105czeniu bibliotek brython.js oraz brython_stdlib.js, web-developer mo\u017ce korzysta\u0107 z j\u0119zyka Python do definiowania logiki dzia\u0142ania strony po stronie klienta, u\u017cywaj\u0105c Pythona zamiast JavaScript. Do w\u0142\u0105czenia kodu Pythona na stronach u\u017cywa si\u0119 tagu z typem MIME 'text\/python'. Dozwolone jest zar\u00f3wno osadzanie kodu na stronie, jak i \u0142adowanie zewn\u0119trznych skrypt\u00f3w (). Z poziomu skryptu uzyskuje si\u0119 pe\u0142ny dost\u0119p do element\u00f3w i zdarze\u0144 DOM. Opr\u00f3cz dost\u0119pu do standardowej biblioteki Pythona dost\u0119pne s\u0105 specjalistyczne biblioteki do interakcji z DOM i bibliotekami JavaScript, takimi jak jQuery, D3, Highcharts oraz Raphael. Obs\u0142ugiwane jest r\u00f3wnie\u017c wykorzystanie framework\u00f3w CSS takich jak Bootstrap3, LESS i SASS. <\/p>\n

Wykonywanie kodu Python z bloków <script> \u043f\u0440\u043e\u0438\u0437\u0432\u043e\u0434\u0438\u0442\u0441\u044f \u0447\u0435\u0440\u0435\u0437 \u043f\u0440\u0435\u0434\u0432\u0430\u0440\u0438\u0442\u0435\u043b\u044c\u043d\u0443\u044e \u043a\u043e\u043c\u043f\u0438\u043b\u044f\u0446\u0438\u044e \u044d\u0442\u043e\u0433\u043e \u043a\u043e\u0434\u0430, \u0432\u044b\u043f\u043e\u043b\u043d\u044f\u0435\u043c\u0443\u044e \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u043e\u043c Brython \u043f\u043e\u0441\u043b\u0435 \u0437\u0430\u0433\u0440\u0443\u0437\u043a\u0438 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u044b. \u041a\u043e\u043c\u043f\u0438\u043b\u044f\u0446\u0438\u044f \u0438\u043d\u0438\u0446\u0438\u0438\u0440\u0443\u0435\u0442\u0441\u044f \u043f\u0440\u0438 \u043f\u043e\u043c\u043e\u0449\u0438 \u0432\u044b\u0437\u043e\u0432\u0430 \u0444\u0443\u043d\u043a\u0446\u0438\u0438 brython(), \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440 \u0447\u0435\u0440\u0435\u0437 \u0434\u043e\u0431\u0430\u0432\u043b\u0435\u043d\u0438\u0435 «<body onload="»brython()»">». \u041d\u0430 \u043e\u0441\u043d\u043e\u0432\u0435 Python-\u043a\u043e\u0434\u0430 \u0444\u043e\u0440\u043c\u0438\u0440\u0443\u0435\u0442\u0441\u044f \u043f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d\u0438\u0435 \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 JavaScript, \u043a\u043e\u0442\u043e\u0440\u043e\u0435 \u0437\u0430\u0442\u0435\u043c \u0432\u044b\u043f\u043e\u043b\u043d\u044f\u0435\u0442\u0441\u044f \u0448\u0442\u0430\u0442\u043d\u044b\u043c JavaScript-\u0434\u0432\u0438\u0436\u043a\u043e\u043c \u0431\u0440\u0430\u0443\u0437\u0435\u0440\u0430 (\u0434\u043b\u044f \u0441\u0440\u0430\u0432\u043d\u0435\u043d\u0438\u044f, \u043f\u0440\u043e\u0435\u043a\u0442 PyPy.js \u043f\u0440\u0435\u0434\u043b\u0430\u0433\u0430\u0435\u0442 \u0434\u043b\u044f \u0432\u044b\u043f\u043e\u043b\u043d\u0435\u043d\u0438\u044f Python-\u043a\u043e\u0434\u0430 \u0432 \u0431\u0440\u0430\u0443\u0437\u0435\u0440\u0435 \u0441\u043a\u043e\u043c\u043f\u0438\u043b\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u0432 asm.js \u0438\u043d\u0442\u0435\u0440\u043f\u0440\u0435\u0442\u0430\u0442\u043e\u0440 CPython, \u0430 Skulpt \u0440\u0435\u0430\u043b\u0438\u0437\u0443\u0435\u0442 \u0438\u043d\u0442\u0435\u0440\u043f\u0440\u0435\u0442\u0430\u0442\u043e\u0440 \u043d\u0430 JavaScript). <\/p>\n

Ko\u0144cowa wydajno\u015b\u0107 wi\u0119kszo\u015bci operacji wbudowanych w web-strony skrypt\u00f3w Pythona jest zbli\u017cona do wydajno\u015bci CPython. Op\u00f3\u017anienie wyst\u0119puje jedynie na etapie kompilacji, ale w celu jego eliminacji udost\u0119pniono mo\u017cliwo\u015b\u0107 \u0142adowania wcze\u015bniej skompilowanego kodu w JavaScript, co przyspiesza \u0142adowanie standardowej biblioteki (Brython dostarcza narz\u0119dzia do tworzenia bibliotek JavaScript na podstawie modu\u0142\u00f3w Pythona). <\/p>\n

Nowa edycja wyr\u00f3\u017cnia si\u0119 zapewnieniem zgodno\u015bci z Pythonem 3.10, w tym wsparciem dla operator\u00f3w do dopasowywania wzorc\u00f3w (match\/case). W nowej wersji wprowadzono r\u00f3wnie\u017c pocz\u0105tkow\u0105 implementacj\u0119 abstrakcyjnego drzewa sk\u0142adniowego (AST, Abstract Syntax Tree) dla j\u0119zyka Python, kt\u00f3re mo\u017ce by\u0107 p\u00f3\u017aniej u\u017cywane do generowania kodu JavaScript z uniwersalnego AST.
\n
\u0179r\u00f3d\u0142o: opennet.ru<\/a> <\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"

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\u043d\u0430\u043f\u0438\u0441\u0430\u043d \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Python \u0438 \u0440\u0430\u0441\u043f\u0440\u043e\u0441\u0442\u0440\u0430\u043d\u044f\u0435\u0442\u0441\u044f \u043f\u043e\u0434 \u043b\u0438\u0446\u0435\u043d\u0437\u0438\u0435\u0439 BSD. \u041f\u043e\u0434\u043a\u043b\u044e\u0447\u0438\u0432 \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 brython.js \u0438 brython_stdlib.js, web-\u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a \u043c\u043e\u0436\u0435\u0442 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u044f\u0437\u044b\u043a Python \u0434\u043b\u044f \u043e\u043f\u0440\u0435\u0434\u0435\u043b\u0435\u043d\u0438\u044f \u043b\u043e\u0433\u0438\u043a\u0438 \u0440\u0430\u0431\u043e\u0442\u044b \u0441\u0430\u0439\u0442\u0430 \u043d\u0430 […]<\/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-101567","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\n","aioseo_head_json":{"title":"\ud83e\udd47Wydanie Brython 3.10, implementacji j\u0119zyka Python dla przegl\u0105darek internetowych | ProHoster","description":"Wydano wersj\u0119 projektu Brython 3.10 (Browser Python) z realizacj\u0105 j\u0119zyka programowania Python 3 do wykonywania po stronie przegl\u0105darki, co pozwala na u\u017cycie Pythona zamiast JavaScriptu do tworzenia 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