June 2016
Intermediate to advanced
498 pages
10h 25m
German
Content preview from Python 3
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.
13Collections
Neben den eingebauten Datentypen Listen, Tupel, Dictionarys und Set bietet Python noch einige spezialisierte Containertypen in dem Modul collections.
Tab. 13.1. Klassen im Modul collections
| Klasse | Beschreibung |
deque |
Ein listenähnliches Objekt, bei dem auf beiden Seiten schnell Objekte hinzugefügt oder gelöscht werden können. |
ChainMap |
Fügt beliebig viele Dictionarys oder Mappings unter einem Namen zusammen. |
Counter |
Diese Klasse ist ein Dictionary zum Zählen von unveränderlichen (hash-baren) Objekten. |
OrderedDict |
Diese Klasse merkt sich die Reihenfolge, in der Objekte hinzugefügt wurden. |
defaultDict |
Diese Klasse liefert fehlende Elemente durch den Aufruf einer Factory-Funktion. |
UserDict |
Ein Wrapper um Dictionarys, um die Vererbung ... |
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.