July 2019
Intermediate to advanced
1056 pages
25h 55m
German
Content preview from Python 3 -- Das umfassende PraxisbuchBecome 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,
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Kapitel 10: Definition eigener Klassen
Ein objektorientiertes Programm ist ein System von Objekten, die untereinander Botschaften austauschen. Objekte sind Instanzen von Klassen. Bisher haben wir Objekte vorgegebener Klassen verwendet. In diesem Kapitel werden wir selbst Klassen definieren und Attribute und Methoden festlegen.
10.1 Klassen und Objekte
Eine Klasse ist ein Bauplan für Objekte. In ihr werden der prinzipielle Aufbau und das Verhalten einer Menge von Objekten beschrieben. Ein Objekt wiederum gehört immer zu einer bestimmten Klasse. Man sagt, ein Objekt ist eine Instanz oder Inkarnation einer Klasse. Objekte können Dinge der Realwelt repräsentieren. Nehmen wir als Beispiel eine Klasse, die in unserem Alltag eine große Rolle spielt: ...
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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.