default argument depending on another argumen?

[Marco Herrn]

Hi, 

I want to define a function like this:

def foo(self, bar, x= bar.x):
    ....
    pass

Now I have the problem that 'bar' isn't really known when defining this
function.
So how can I achieve this behaviour?

Bye
Marco


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Marco Herrn             herrn at gmx.net
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