{"id":38917,"date":"2019-10-31T22:26:45","date_gmt":"2019-10-31T19:26:45","guid":{"rendered":"https:\/\/prohoster.info\/blog\/reliz-pypy-7-2-realizatsii-python-napisannoj-na-yazyke-python\/"},"modified":"2019-10-31T22:26:45","modified_gmt":"2019-10-31T19:26:45","slug":"reliz-pypy-7-2-realizatsii-python-napisannoj-na-yazyke-python","status":"publish","type":"post","link":"https:\/\/prohoster.info\/sv\/blog\/news\/reliz-pypy-7-2-realizatsii-python-napisannoj-na-yazyke-python","title":{"rendered":"Utg\u00e5van av PyPy 7.2, en implementation av Python, skriven i Python","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/morepypy.blogspot.com\/2019\/10\/pypy-v72-released.html\">Skapat<\/a><\/noindex> projektets release <noindex><a rel=\"nofollow\" href=\"http:\/\/pypy.org\/\">PyPy 7.2<\/a><\/noindex>, inom ramen f\u00f6r vilken implementationen av Python skriven i Python (anv\u00e4nder ett statiskt typat delm\u00e4ngd <noindex><a rel=\"nofollow\" href=\"http:\/\/doc.pypy.org\/en\/latest\/coding-guide.html#id1\">RPython<\/a><\/noindex>, Restricted Python). Utg\u00e5van har f\u00f6rberetts samtidigt f\u00f6r grenarna PyPy2.7 och PyPy3.6, vilka st\u00f6djer syntaxen f\u00f6r Python 2.7 och Python 3.6. Utg\u00e5van \u00e4r tillg\u00e4nglig f\u00f6r Linux (x86, x86_64, PPC64, s390x, Aarch64, ARMv6 eller ARMv7 med VFPv3), macOS (x86_64), OpenBSD, FreeBSD och Windows (x86). <\/p>\n<p>En egenskap hos PyPy \u00e4r anv\u00e4ndningen av en JIT-kompilator som \u00f6vers\u00e4tter vissa element till maskinkod i realtid, vilket m\u00f6jligg\u00f6r <noindex><a rel=\"nofollow\" href=\"http:\/\/speed.pypy.org\/\">en h\u00f6g<\/a><\/noindex> Prestandaniv\u00e5et \u2013 under vissa operationer \u00f6vertr\u00e4ffar PyPy flera g\u00e5nger den klassiska implementationen av Python i C (CPython). Priset f\u00f6r h\u00f6g prestanda och anv\u00e4ndning av JIT-kompilering \u00e4r h\u00f6gre minnesanv\u00e4ndning \u2013 den totala minnesanv\u00e4ndningen i komplexa och l\u00e5ngvariga processer (till exempel vid \u00f6vers\u00e4ttning av PyPy av PyPy sj\u00e4lvt) \u00f6verstiger konsumtionen av CPython med 1,5 till 2 g\u00e5nger. <\/p>\n<p>Den nya utg\u00e5van \u00e4r anm\u00e4rkningsv\u00e4rd f\u00f6r stabiliseringen av st\u00f6det f\u00f6r Python 3.6, som tidigare haft status som beta-version, och implementeringen av JIT f\u00f6r arkitekturen Aarch64 (ARM64). En ny JSON-dekoderare har ocks\u00e5 lagts till, som \u00e4r avsev\u00e4rt snabbare, anv\u00e4nder mindre minne och \u00e4r optimerad f\u00f6r JIT. Modulen CFFI 1.13 (C Foreign Function Interface) har uppdaterats med implementationen av gr\u00e4nssnittet f\u00f6r att anropa funktioner skrivna i C och C++. CFFI rekommenderas f\u00f6r interaktion med C-kod, medan cppyy \u00e4r avsedd f\u00f6r C++-kod. I grenen PyPy2.7 har modulen _ssl portats baserat p\u00e5 CFFI. Modulerna _hashlib och _crypt har \u00f6verg\u00e5tt till att anv\u00e4nda CFFI.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>K\u00e4lla: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51672\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u0421\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 PyPy 7.2, \u0432 \u0440\u0430\u043c\u043a\u0430\u0445 \u043a\u043e\u0442\u043e\u0440\u043e\u0433\u043e \u0440\u0430\u0437\u0432\u0438\u0432\u0430\u0435\u0442\u0441\u044f \u0440\u0435\u0430\u043b\u0438\u0437\u0430\u0446\u0438\u0438 \u044f\u0437\u044b\u043a\u0430 Python, \u043d\u0430\u043f\u0438\u0441\u0430\u043d\u043d\u043e\u0439 \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Python (\u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u0442\u0441\u044f \u0441\u0442\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u0438 \u0442\u0438\u043f\u0438\u0437\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u043e\u0435 \u043f\u043e\u0434\u043c\u043d\u043e\u0436\u0435\u0441\u0442\u0432\u043e RPython, Restricted Python). \u0412\u044b\u043f\u0443\u0441\u043a \u043f\u043e\u0434\u0433\u043e\u0442\u043e\u0432\u043b\u0435\u043d \u043e\u0434\u043d\u043e\u0432\u0440\u0435\u043c\u0435\u043d\u043d\u043e \u0434\u043b\u044f \u0432\u0435\u0442\u043e\u043a PyPy2.7 \u0438 PyPy3.6, \u043e\u0431\u0435\u0441\u043f\u0435\u0447\u0438\u0432\u0430\u044e\u0449\u0438\u0445 \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0443 \u0441\u0438\u043d\u0442\u0430\u043a\u0441\u0438\u0441\u0430 Python 2.7 \u0438 Python 3.6. \u0412\u044b\u043f\u0443\u0441\u043a \u0434\u043e\u0441\u0442\u0443\u043f\u0435\u043d \u0434\u043b\u044f Linux (x86, x86_64, PPC64, s390x, Aarch64, ARMv6 \u0438\u043b\u0438 ARMv7 \u0441 VFPv3), macOS (x86_64), [&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-38917","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.4 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u0421\u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u043d \u0440\u0435\u043b\u0438\u0437 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 PyPy 7.2, \u0432.\" \/>\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\/sv\/blog\/news\/reliz-pypy-7-2-realizatsii-python-napisannoj-na-yazyke-python\" \/>\n\t\t<meta name=\"generator\" content=\"All in One SEO (AIOSEO) 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