{"id":96268,"date":"2020-10-10T01:42:05","date_gmt":"2020-10-09T23:42:05","guid":{"rendered":"https:\/\/prohoster.info\/blog\/novosti-interneta\/dostupen-snek-1-5-python-podobnyj-yazyk-programmirovaniya-dlya-vstraivaemyh-sistem"},"modified":"2020-10-10T01:42:05","modified_gmt":"2020-10-09T23:42:05","slug":"dostupen-snek-1-5-python-podobnyj-yazyk-programmirovaniya-dlya-vstraivaemyh-sistem","status":"publish","type":"post","link":"https:\/\/prohoster.info\/es\/blog\/news\/dostupen-snek-1-5-python-podobnyj-yazyk-programmirovaniya-dlya-vstraivaemyh-sistem","title":{"rendered":"Est\u00e1 disponible Snek 1.5, un lenguaje de programaci\u00f3n similar a Python para sistemas embebidos.","gt_translate_keys":[{"key":"rendered","format":"text"}]},"content":{"rendered":"<p>Keith Packard (<noindex><a rel=\"nofollow\" href=\"https:\/\/en.wikipedia.org\/wiki\/Keith_Packard\">Keith Packard<\/a><\/noindex>), un desarrollador activo de Debian, l\u00edder del proyecto X.Org y creador de numerosas extensiones X, incluyendo XRender, XComposite y XRandR,  <noindex><a rel=\"nofollow\" href=\"https:\/\/keithp.com\/pipermail\/snek\/2020-October\/000395.html\">public\u00f3<\/a><\/noindex> el nuevo lanzamiento del lenguaje de programaci\u00f3n <noindex><a rel=\"nofollow\" href=\"https:\/\/sneklang.org\/\">Snek 1.5<\/a><\/noindex>, que puede considerarse como una versi\u00f3n simplificada de Python, adaptada para su uso en sistemas embebidos, donde los recursos son insuficientes para utilizar <noindex><a rel=\"nofollow\" href=\"https:\/\/micropython.org\/\">MicroPython<\/a><\/noindex> y <noindex><a rel=\"nofollow\" href=\"https:\/\/circuitpython.org\/\">CircuitPython<\/a><\/noindex>. Snek no pretende ofrecer un soporte completo del lenguaje Python, pero puede utilizarse en chips con solo 2KB de RAM, 32KB de memoria Flash y 1KB de EEPROM. El c\u00f3digo del proyecto <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/keith-packard\/snek\">se distribuye<\/a><\/noindex> bajo licencia GPLv3. Las compilaciones <noindex><a rel=\"nofollow\" href=\"https:\/\/sneklang.org\/dist\/\">preparadas<\/a><\/noindex> para Linux, Windows y macOS. <\/p>\n<p>La necesidad de un nuevo lenguaje surgi\u00f3 durante la pr\u00e1ctica docente de Keith Packard, quien deseaba utilizar un lenguaje adecuado para la ense\u00f1anza de estudiantes en placas Arduino y que recordara, en sus prop\u00f3sitos, a Lego Logo, pero que pudiera servir de base para un aprendizaje m\u00e1s avanzado en programaci\u00f3n. Los requisitos clave para el nuevo lenguaje inclu\u00edan un car\u00e1cter textual (demostraci\u00f3n de m\u00e9todos de programaci\u00f3n reales, no atados a interfaces gr\u00e1ficas y al mouse),<br \/>\n proporcionar una base para el aprendizaje completo de programaci\u00f3n, y la compacidad del lenguaje (la capacidad de aprender el lenguaje en unas pocas horas).<\/p>\n<p>El lenguaje Snek utiliza la sem\u00e1ntica y la sintaxis de Python, pero solo admite un subconjunto limitado de caracter\u00edsticas. Uno de los objetivos considerados durante el desarrollo es mantener la compatibilidad hacia atr\u00e1s: los programas en Snek pueden ejecutarse utilizando implementaciones completas de Python 3. Es decir, los estudiantes familiarizados con Snek pueden pasar directamente a continuar su estudio de Python completo y utilizar ya sus trabajos realizados al trabajar con Python.<\/p>\n<p>Snek ha sido portado para una amplia gama de dispositivos embebidos, incluidas las placas Arduino, Feather\/Metro M0 Express, Adafruit Crickit, Adafruit ItsyBitsy, Lego EV3 y \u03bcduino, y proporciona acceso a GPIO y diversos perif\u00e9ricos. Al mismo tiempo, el proyecto tambi\u00e9n est\u00e1 desarrollando su propio microcontrolador de c\u00f3digo abierto. <noindex><a rel=\"nofollow\" href=\"https:\/\/sneklang.org\/snekboard\/\">Snekboard<\/a><\/noindex> (ARM Cortex M0 con 256KB de Flash y 32KB de RAM), dise\u00f1ado para usarse con Snek o CircuitPython y enfocado en la educaci\u00f3n y la creaci\u00f3n de robots utilizando piezas de LEGO. Los recursos para la creaci\u00f3n de Snekboard  <noindex><a rel=\"nofollow\" href=\"https:\/\/www.crowdsupply.com\/keith-packard\/snekboard\">reunidos<\/a><\/noindex> se obtuvieron a trav\u00e9s de crowdfunding.<\/p>\n<p>Para el desarrollo de aplicaciones en Snek, se puede utilizar el editor de c\u00f3digo <noindex><a rel=\"nofollow\" href=\"https:\/\/codewith.mu\/\">Mu<\/a><\/noindex> (<noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/keith-packard\/mu\">parches para soporte<\/a><\/noindex>) o su propio entorno de desarrollo integrado de consola <noindex><a rel=\"nofollow\" href=\"https:\/\/manpages.debian.org\/testing\/snek\/snekde.1.en.html\">Snekde<\/a><\/noindex>, que est\u00e1 escrita utilizando la biblioteca Curses y proporciona una interfaz para editar c\u00f3digo e interactuar con el dispositivo a trav\u00e9s del puerto USB (se pueden guardar programas directamente en la eeprom del dispositivo y cargar c\u00f3digo desde el dispositivo).<\/p>\n<p><center><noindex><a rel=\"nofollow\" href=\"https:\/\/keithp.com\/pictures\/snekde.png\"><img decoding=\"async\" alt=\"Est\u00e1 disponible Snek 1.5, un lenguaje de programaci\u00f3n similar a Python para sistemas embebidos.\" src=\"\/wp-content\/uploads\/2020\/10\/2622e7c502eb81fe5a9cdbbe6789eb49.png\" style=\"display:block;margin: 0 auto;\" \/><\/a><\/noindex><\/center><\/p>\n<p>En esta nueva versi\u00f3n:<\/p>\n<ul>\n<li class=\"l\"> Se ha a\u00f1adido un puerto para la placa Arduino Uno, que es similar al puerto de la placa Duemilanove, pero incluye un reemplazo de firmware para el Atmega 16u2.\n<li class=\"l\"> Se ha a\u00f1adido soporte correcto para cadenas de operaciones de comparaci\u00f3n (a &lt; b &lt; c).\n<li class=\"l\"> Para las placas Adafruit Circuit Playground Express, se ha llegado a proporcionar salida de sonido.\n<li class=\"l\"> Para las placas Duemilanove se ha utilizado un cargador. <noindex><a rel=\"nofollow\" href=\"https:\/\/github.com\/Optiboot\/optiboot\">Optiboot<\/a><\/noindex>, que permite reemplazar Snek, de modo que no sea necesario utilizar un dispositivo separado para la programaci\u00f3n.\n<\/ul>\n<p>Adem\u00e1s de Snek, Kit Packard tambi\u00e9n <noindex><a rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=51873\">un servicio VPN de pago, los ingenieros de Mozilla tambi\u00e9n tuvieron acceso a otras tecnolog\u00edas de ProtonVPN para la auditor\u00eda. Se destaca que el siguiente paso ser\u00e1 convertir en abiertos a las dem\u00e1s aplicaciones de ProtonVPN.<\/a><\/noindex> la biblioteca est\u00e1ndar de C <noindex><a rel=\"nofollow\" href=\"https:\/\/keithp.com\/picolibc\/\">PicoLibc<\/a><\/noindex>, que se puede utilizar en dispositivos embebidos con poca RAM.<\/p>\n<p><noindex><a rel=\"nofollow\" name=\"link\"><\/a><\/noindex><\/p>\n<p>Fuente: <a \ncontent=\"nofollow\" rel=\"nofollow\" href=\"https:\/\/www.opennet.ru\/opennews\/art.shtml?num=53860\">opennet.ru<\/a><\/p>","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"excerpt":{"rendered":"<p>\u041a\u0438\u0442 \u041f\u0430\u043a\u043a\u0430\u0440\u0434 (Keith Packard), \u0430\u043a\u0442\u0438\u0432\u043d\u044b\u0439 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a Debian, \u043b\u0438\u0434\u0435\u0440 \u043f\u0440\u043e\u0435\u043a\u0442\u0430 X.Org \u0438 \u0441\u043e\u0437\u0434\u0430\u0442\u0435\u043b\u044c \u043c\u043d\u043e\u0436\u0435\u0441\u0442\u0432\u0430 X-\u0440\u0430\u0441\u0448\u0438\u0440\u0435\u043d\u0438\u0439, \u0432\u043a\u043b\u044e\u0447\u0430\u044f XRender, XComposite \u0438 XRandR, \u043e\u043f\u0443\u0431\u043b\u0438\u043a\u043e\u0432\u0430\u043b \u043d\u043e\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 Snek 1.5, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u043c\u043e\u0436\u043d\u043e \u0440\u0430\u0441\u0441\u043c\u0430\u0442\u0440\u0438\u0432\u0430\u0442\u044c \u043a\u0430\u043a \u0443\u043f\u0440\u043e\u0449\u0451\u043d\u043d\u044b\u0439 \u0432\u0430\u0440\u0438\u0430\u043d\u0442 \u044f\u0437\u044b\u043a\u0430 Python, \u0430\u0434\u0430\u043f\u0442\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0439 \u0434\u043b\u044f \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f \u043d\u0430 \u0432\u0441\u0442\u0440\u0430\u0438\u0432\u0430\u0435\u043c\u044b\u0445 \u0441\u0438\u0441\u0442\u0435\u043c\u0430\u0445, \u043d\u0430 \u043a\u043e\u0442\u043e\u0440\u044b\u0445 \u043d\u0435\u0434\u043e\u0441\u0442\u0430\u0442\u043e\u0447\u043d\u043e \u0440\u0435\u0441\u0443\u0440\u0441\u043e\u0432 \u0434\u043b\u044f \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044f MicroPython \u0438 CircuitPython. Snek \u043d\u0435 \u043f\u0440\u0435\u0442\u0435\u043d\u0434\u0443\u0435\u0442 \u043d\u0430 \u043f\u043e\u043b\u043d\u043e\u0446\u0435\u043d\u043d\u0443\u044e \u043f\u043e\u0434\u0434\u0435\u0440\u0436\u043a\u0443 [&hellip;]<\/p>\n","protected":false,"gt_translate_keys":[{"key":"rendered","format":"html"}]},"author":1,"featured_media":96269,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[702],"tags":[],"class_list":["post-96268","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.2 - aioseo.com -->\n\t<meta name=\"description\" content=\"\u041a\u0438\u0442 \u041f\u0430\u043a\u043a\u0430\u0440\u0434 (Keith Packard), \u0430\u043a\u0442\u0438\u0432\u043d\u044b\u0439 \u0440\u0430\u0437\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a Debian, \u043b\u0438\u0434\u0435\u0440 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