SpreadTooThin wrote:
>> Plain wrong. There's no "primitives" (ie : primitive data types) in
>> Python, only objects. And they all get passed the same way.
>
> so..
> def fn(x):
> x = x + 1
> print x
>
> a = 2
> fn(a)
> fn(2)
>
> Wouldn't you say that this is being passed by value rather than by
> refrence?
Python uses neither "call by value" nor "call by reference", but that's
irrelevant: the result you're seeing has nothing to do with the calling
model, but with how assignment works. Gabriel already posted this link;
I suggest you read it again:
http://www.effbot.org/zone/python-objects.htm
</F>
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