September 2019
Intermediate to advanced
272 pages
8h 4m
French
Content preview from Python précis et concis
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62 Chapitre 1. Python précis et concis
lignes à la demande au lieu de charger tout le fichier en
mémoire, et gère donc plus efficacement l’espace.
Méthodes pour les fichiers de sortie
outfile = open(filename, ’w’)
Crée un objet fichier de sortie, connecté à un fichier externe
dont le nom est
filename
(défini dans la section précédente).
Le mode
’
w
’
écrit du texte, et le mode
’
wb
’
des données
binaires sans interprétation des marqueurs de fin de ligne. En
Python 3.X,
open()
accepte aussi un nom d’encodage Unicode
optionnel en mode texte ; en 2. X,
codecs.open()
a des outils
similaires.
outfile.write(S)
É
crit tout le contenu de la chaîne
S
dans un fichier, sans
appliquer de
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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.