March 2025
Intermediate to advanced
1172 pages
47h 52m
Spanish
Content preview from Aprender Python, 6.ª edición
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Capítulo 25. Curiosidades del módulo
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Este capítulo concluye esta parte del libro con una serie de temas relacionados con los módulos -ocultamiento de datos, el módulo __future__, la variable __name__, importaciones de cadenas de nombres, el gancho __gettattr__, recargas transitivas, etc.-, junto con el conjunto habitual de problemas y ejercicios relacionados con lo que hemos tratado en esta parte del libro. Por el camino, construiremos algunas herramientas útiles que combinan funciones y módulos. Al igual que las funciones, los módulos son más eficaces cuando sus interfaces están bien definidas, por lo que este capítulo también repasa brevemente los conceptos de diseño de módulos.
Aunque parte de lo que aquí se trata podría calificarse de avanzado y opcional, se trata sobre todo de una miscelánea de temas adicionales del módulo. Como algunos de los temas que aquí se tratan son muy utilizados -especialmente el truco del modo dual __name__ -, asegúrate de hojearlo aquí antes de pasar a las clases de la siguiente parte del libro.
Conceptos de diseño de módulos
En primer lugar, algo de perspectiva. Al igual que las funciones, los módulos presentan compromisos de diseño: tienes que pensar qué funciones van en qué módulos, los mecanismos de comunicación entre módulos, etc. Todo esto se aclarará cuando empieces a escribir sistemas Python más grandes, pero aquí tienes ...
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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.