September 2019
Intermediate to advanced
272 pages
8h 4m
French
Content preview from Python précis et concis
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Méthodes de surchargement d’opérateur 135
Méthodes uniques en Python 2.X
Les méthodes s uivantes existent en Python 2.X, mais pas en Python
3.X :
__cmp__(self, autre) (et __rcmp__)
Invoquée par
self > autre
,
autre == self
,
cmp(self, autre)
,
etc. Cette méthode est appelée pour toutes les comparai-
sons pour lesquelles aucune méthode plus spécifique (comme
__lt__
) n’est définie ou héritée. E lle retourne −
1
,
0
, ou
1
pour
self
inférieur à, égal à, o u supérieur à
autre
. Si aucune
méthode de comparaison riche ou aucune méthode
__cmp__
n’est définie, les inst an ces de classe sont comparées selon
leur identité (adresse en mémo ir e). La méthode de côté droit
__rcmp__
n’est ...
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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.