November 2020
Intermediate to advanced
544 pages
15h 31m
Polish
Content preview from PythonBecome 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.
Rozdział 10. Obiekty i klasy
Żaden obiekt nie jest tajemniczy. Tajemnicą jest twoje oko.
— Elizabeth Bowen
Weź obiekt. Zrób coś z nim. Potem zrób coś innego.
— Jasper Johns
Jak już kilkakrotnie wspomniałem w tej książce, wszystko w Pythonie, od liczby po funkcję, jest obiektem. Jednak większość operacji wykonywanych na obiektach jest ukryta za specjalną składnią. Na przykład zapis num = 7 powoduje utworzenie obiektu reprezentującego liczbę całkowitą i zawierającego wartość 7, a następnie przypisanie go zmiennej o nazwie num. W szczegóły obiektów zagląda się jedynie wtedy, gdy trzeba tworzyć własne obiekty lub modyfikować działanie istniejących. W tym rozdziale dowiesz się, jak się robi jedno i drugie.
Czym jest obiekt?
Obiekt jest niestandardową ...
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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.