September 2009
Intermediate to advanced
464 pages
17h 19m
German
Content preview from Python für Kids
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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.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.
330
Wörterbücher, Dateien und der alte Cäsar
Kapitel
12
Schreiben von Dateien
Den wollen wir nun wieder speichern, und zwar in der Datei
C:/py4kids/kap12/probetext.caes
.
Diesmal müssen wir der Funktion
open()
als zweites Argument ein
"w"
für
»write« übergeben. Damit zeigen wir an, dass wir die Datei beschreiben
wollen.
>>> dateiname2 = dateiname + ".caes"
>>> datei = open(dateiname2, "w")
Das Objekt
datei
hat eine Methode
write()
, der man einfach den String
als Argument übergibt, der in die Datei zu schreiben ist.
>>> datei.write(ctext)
80
>>> datei.close()
Wenn nichts weiter hineingeschrieben werden soll, kann und soll das Da-
teiobjekt mi ...
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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.