{"id":35659,"date":"2019-10-31T22:05:38","date_gmt":"2019-10-31T19:05:38","guid":{"rendered":"https:\/\/prohoster.info\/blog\/vypusk-pyoxidizer-dlya-upakovki-python-proektov-v-samodostatochnye-ispolnyaemye-fajly\/"},"modified":"2019-10-31T22:05:38","modified_gmt":"2019-10-31T19:05:38","slug":"vypusk-pyoxidizer-dlya-upakovki-python-proektov-v-samodostatochnye-ispolnyaemye-fajly","status":"publish","type":"post","link":"https:\/\/prohoster.info\/it\/blog\/news\/vypusk-pyoxidizer-dlya-upakovki-python-proektov-v-samodostatochnye-ispolnyaemye-fajly","title":{"rendered":"Uscita di PyOxidizer per imballare progetti Python in file eseguibili autonomi","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p><noindex><a rel=\"nofollow\" href=\"https:\/\/gregoryszorc.com\/blog\/2019\/06\/24\/building-standalone-python-applications-with-pyoxidizer\/\">Presentato<\/a><\/noindex> prima emissione dell'utility <noindex><a rel=\"nofollow\" href=\"https:\/\/pyoxidizer.readthedocs.io\/en\/latest\/index.html\">PyOxidizer<\/a><\/noindex>, che consente di impacchettare un progetto in Python in un file eseguibile autonomo, includendo l'interprete Python e tutte le librerie e risorse necessarie per funzionare. Questi file possono essere eseguiti in ambienti senza strumenti Python installati o indipendentemente dalla versione necessaria di Python. PyOxidizer pu\u00f2 anche generare file eseguibili staticamente collegati, non legati a librerie di sistema. Il codice del progetto \u00e8 scritto in Rust e <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/indygreg\/PyOxidizer\">\u00e8 distribuito<\/a><\/noindex> sotto licenza MPL (Mozilla Public License) 2.0. <\/p>\n<p>Il progetto si basa su un modulo omonimo per Rust che consente di incorporare l'interprete Python in programmi Rust per eseguire script Python. PyOxidizer \u00e8 ora andato oltre il semplice complemento per Rust e si posiziona come uno strumento accessibile a un pubblico pi\u00f9 ampio per creare e distribuire pacchetti autonomi contenenti Python. Per chi non ha bisogno di distribuire applicazioni come file eseguibili, PyOxidizer offre la possibilit\u00e0 di generare librerie pronte per il collegamento con qualsiasi applicazione per incorporare l'interprete Python e il set necessario di estensioni.<\/p>\n<p>Per gli utenti finali, la consegna del progetto come unico file eseguibile semplifica notevolmente l'installazione e elimina il lavoro di gestione delle dipendenze, cosa particolarmente rilevante per progetti complessi in Python, come i video editor. Per gli sviluppatori di applicazioni, PyOxidizer consente di risparmiare tempo nell'organizzazione della distribuzione dell'applicazione, senza necessit\u00e0 di utilizzare strumenti diversi per la creazione di pacchetti per diversi sistemi operativi.<\/p>\n<p>L'uso delle build proposte ha anche effetti positivi sulle prestazioni \u2014 i file generati in PyOxidizer si avviano pi\u00f9 rapidamente rispetto all'utilizzo di Python di sistema grazie all'eliminazione dell'importazione e della definizione dei moduli di base. In PyOxidizer, i moduli vengono importati dalla memoria \u2014 tutti i moduli incorporati vengono caricati in memoria e poi utilizzati senza accessi al disco. Nei test, il tempo di avvio dell'applicazione utilizzando PyOxidizer viene ridotto di circa la met\u00e0.<\/p>\n<p>Tra i progetti simili gi\u00e0 esistenti, si possono citare: <noindex><a rel=\"nofollow\" href=\"https:\/\/www.pyinstaller.org\/\">PyInstaller<\/a><\/noindex> (estrae il file in una cartella temporanea e importa i moduli da essa), <noindex><a rel=\"nofollow\" href=\"http:\/\/www.py2exe.org\/\">py2exe<\/a><\/noindex> (legato alla piattaforma Windows e richiede la distribuzione di pi\u00f9 file), <noindex><a rel=\"nofollow\" href=\"https:\/\/py2app.readthedocs.io\/en\/latest\/\">py2app<\/a><\/noindex> (legato a macOS), <noindex><a rel=\"nofollow\" href=\"https:\/\/cx-freeze.readthedocs.io\/en\/latest\/\">cx-freeze<\/a><\/noindex> (richiede un imballaggio separato delle dipendenze), <noindex><a rel=\"nofollow\" href=\"https:\/\/shiv.readthedocs.io\/en\/latest\/\">Shiv<\/a><\/noindex> e <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/pantsbuild\/pex\">PEX<\/a><\/noindex> (creano un pacchetto in formato zip e richiedono la presenza di Python nel sistema), <noindex><a rel=\"nofollow\" href=\"http:\/\/nuitka.net\/pages\/overview.html\">Nuitka<\/a><\/noindex> (compila il codice, invece di integrare l'interprete), <noindex><a rel=\"nofollow\" href=\"https:\/\/pynsist.readthedocs.io\/en\/latest\/index.html\">pynsist<\/a><\/noindex> (legato a Windows), <noindex><a rel=\"nofollow\" href=\"https:\/\/www.egenix.com\/products\/python\/PyRun\">PyRun<\/a><\/noindex> (sviluppo proprietario senza spiegare i principi di funzionamento).<\/p>\n<p>Nella fase attuale di sviluppo, PyOxidizer ha gi\u00e0 implementato la funzionalit\u00e0 principale per la generazione di file eseguibili per Windows, macOS e Linux. Tra le funzionalit\u00e0 ancora non disponibili <noindex><a rel=\"nofollow\" href=\"https:\/\/pyoxidizer.readthedocs.io\/en\/latest\/status.html\">si segnala<\/a><\/noindex> assenza di un ambiente di build standard, impossibilit\u00e0 di generare pacchetti nei formati MSI, DMG e deb\/rpm, problemi con l'imballaggio di progetti che includono estensioni complesse in C, mancanza di comandi per la gestione della distribuzione (\u00abpyoxidizer add\u00bb, \u00abpyoxidizer analyze\u00bb e \u00abpyoxidizer upgrade\u00bb), supporto limitato per Terminfo e Readline, assenza di supporto per versioni diverse da Python 3.7, assenza di supporto per la compressione delle risorse, impossibilit\u00e0 di cross-compilazione.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Fonte: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=50957\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041f\u0440\u0435\u0434\u0441\u0442\u0430\u0432\u043b\u0435\u043d \u043f\u0435\u0440\u0432\u044b\u0439 \u0432\u044b\u043f\u0443\u0441\u043a \u0443\u0442\u0438\u043b\u0438\u0442\u044b PyOxidizer, \u043f\u043e\u0437\u0432\u043e\u043b\u044f\u044e\u0449\u0435\u0439 \u0443\u043f\u0430\u043a\u043e\u0432\u0430\u0442\u044c \u043f\u0440\u043e\u0435\u043a\u0442 \u043d\u0430 \u044f\u0437\u044b\u043a\u0435 Python \u0432 \u0444\u043e\u0440\u043c\u0443 \u0441\u0430\u043c\u043e\u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e\u0433\u043e \u0438\u0441\u043f\u043e\u043b\u043d\u044f\u0435\u043c\u043e\u0433\u043e \u0444\u0430\u0439\u043b\u0430, \u0432\u043a\u043b\u044e\u0447\u0430\u044e\u0449\u0435\u0433\u043e \u0438\u043d\u0442\u0435\u0440\u043f\u0440\u0435\u0442\u0430\u0442\u043e\u0440 Python \u0438 \u0432\u0441\u0435 \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u044b\u0435 \u0434\u043b\u044f \u0440\u0430\u0431\u043e\u0442\u044b \u0431\u0438\u0431\u043b\u0438\u043e\u0442\u0435\u043a\u0438 \u0438 \u0440\u0435\u0441\u0443\u0440\u0441\u044b. \u041f\u043e\u0434\u043e\u0431\u043d\u044b\u0435 \u0444\u0430\u0439\u043b\u044b \u043c\u043e\u0433\u0443\u0442 \u0432\u044b\u043f\u043e\u043b\u043d\u044f\u0442\u044c\u0441\u044f \u0432 \u043e\u043a\u0440\u0443\u0436\u0435\u043d\u0438\u044f\u0445 \u0431\u0435\u0437 \u0443\u0441\u0442\u0430\u043d\u043e\u0432\u043b\u0435\u043d\u043d\u043e\u0433\u043e \u0438\u043d\u0441\u0442\u0440\u0443\u043c\u0435\u043d\u0442\u0430\u0440\u0438\u044f Python \u0438\u043b\u0438 \u043d\u0435\u0437\u0430\u0432\u0438\u0441\u0438\u043c\u043e \u043e\u0442 \u043d\u0430\u043b\u0438\u0447\u0438\u044f \u043d\u0435\u043e\u0431\u0445\u043e\u0434\u0438\u043c\u043e\u0439 \u0432\u0435\u0440\u0441\u0438\u0438 Python. PyOxidizer \u0442\u0430\u043a\u0436\u0435 \u043c\u043e\u0436\u0435\u0442 \u0444\u043e\u0440\u043c\u0438\u0440\u043e\u0432\u0430\u0442\u044c \u0441\u0442\u0430\u0442\u0438\u0447\u0435\u0441\u043a\u0438 \u0441\u0432\u044f\u0437\u0430\u043d\u043d\u044b\u0435 \u0438\u0441\u043f\u043e\u043b\u043d\u044f\u0435\u043c\u044b\u0435 \u0444\u0430\u0439\u043b\u044b, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u043d\u0435 \u043f\u0440\u0438\u0432\u044f\u0437\u0430\u043d\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-35659","post","type-post","status-publish","format-standard","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - aioseo.com -->\n\t<meta name=\"description\" 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