March 2025
Intermediate to advanced
200 pages
4h 55m
Spanish
Content preview from Potente Python
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Capítulo 8. Organización del módulo
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Para algo más que un pequeño programa, querrás organizar tu código en módulos. Ésta es también la unidad de organización de las bibliotecas reutilizables, tanto las que tú creas como el código externo que importas a tu propia base de código.
El sistema de módulos de Python es una delicia: fácil de usar, bien diseñado y extremadamente flexible. Para utilizarlo plenamente es necesario comprender sus mecanismos de importación y cómo funcionan con el espaciado de nombres. En este capítulo profundizaremos en todo ello.
En particular, nos centraremos en cómo evolucionan los módulos. Los requisitos cambian con el tiempo; a medida que llegan nuevos requisitos, y a medida que obtienes más claridad sobre los requisitos existentes, y sobre cómo organizar mejor tu base de código. Así que cubriremos las buenas prácticas para refactorizar y actualizar la estructura de los módulos durante el proceso de desarrollo.
Se trata de una parte importante y práctica del trabajo con módulos. Pero, por alguna razón, nunca se habla ni se escribe sobre ella. Hasta ahora.
Crear un módulo
Para tocar en todo lo importante sobre los módulos, seguiremos el ciclo de vida de un pequeño script de Python que crece gradualmente en alcance y líneas de código, hasta llegar a un punto en el que queremos empaquetar sus componentes1 en módulos reutilizables. Hacemos ...
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.