September 2019
Intermediate to advanced
272 pages
8h 4m
French
Content preview from Python précis et concis
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.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.
52 Chapitre 1. Python précis et concis
... for y in [10, 20, 30]:
... res.append(x + y)
...
>>> res
[10, 20, 30, 11, 21, 31, 12, 22, 32]
Protocole d’itération
Le protocole d’itération définit un ensemble d’objets et de méthodes
utilisés dans tous les contextes d’itérations (notamment les compré-
hensions, les instructions des boucles
for
, et les fonctions intégrées
comme
map()
ou
filter()
) pour parcourir automatiquement les
éléments d’une collection ou les résultats produits à la demande.
L’itération fonctionne de la manière s uivante :
•
Les contextes d’itérations agissent sur un itérable (un objet
comprenant une méthode
__iter__())
.
•
À
son invocation, la métho
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
and much more.
Read now
Unlock full access
More than 5,000 organizations count on O’Reilly
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
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.