Short if
Marc Boeren
m.boeren at guidance.nl
Wed Jul 7 09:22:11 EDT 2004
> The readability concern is justified. Still, I find myself
> using this style
> a lot, especially in situations such as:
>
> class Klass:
> def __init__(self, a, b, foo=None, bar=None):
>
> self.a = a
> self.b = b
> self.foo = (foo, someDefaultMutable)[foo is None]
> self.bar = (bar, someOtherDefaultMutable)[bar is None]
Especially for a default value, I find the following construct better in
expressing what is happening:
self.foo = someDefaultMutable
if foo != None:
self.foo = foo
It also eliminates the need for an else clause, but it does introduce an
extra assignment if foo != None.
Cheerio, Marc.
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