March 2025
Intermediate to advanced
1172 pages
47h 52m
Spanish
Content preview from Aprender Python, 6.ª edición
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Capítulo 18. Argumentos
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El capítulo anterior exploró los ámbitos dePython : loslugares donde se definen y consultan las variables. Como vimos, el lugar donde se define un nombre en nuestro código determina gran parte de su significado. Este capítulo continúa la historia de las funciones estudiando los conceptos del paso de argumentosen Python : laforma en que los objetos se envían a las funciones como entradas. Como verás, los argumentos (también conocidos como parámetros) se asignan a nombres en una función, pero tienen más que ver con referencias a objetos que con ámbitos de variables. También verás que Python proporciona herramientas adicionales, como palabras clave, valores por defecto y recolectores y extractores de argumentos, que permiten enviar argumentos a las funciones de forma flexible.
Conceptos básicos de la transmisión de argumentos
Anteriormente, en esta parte del libro, aprendimos que def y lambda son definiciones de funciones, y ambas incluyen cabeceras de listas de argumentos que nombran variables que reciben valores pasados por las llamadas. Estos argumentos se utilizan en los cuerpos de las funciones, y pueden emparejarse entre la llamada y la cabecera por posición, nombre y otros medios que exploraremos más adelante en este capítulo.
Pero lo más importante es que en también se señaló que todos los argumentos de Python se pasan por asignación, ...
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