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Tue Oct 21 19:38:55 EDT 2003 · https://mail.python.org/pipermail/python-dev/2003-October/039227.html

Guido van Rossum wrote:

>>Why not make local variables attributes of the function, i.e.
>>replace:
>>
>>    def inner():
>>       global x in outer
>>       x = 42
>>
>>with:
>>
>>    def inner():
>>       outer.x = 42
> 
> 
> Because this already means something!  outer.x refers to the attribute
> x of function outer.  That's quite different than local variable x of
> the most recent invocation of outer on the current thread's call stack!

I guess unifying them both (somewhat like the instance attribute
lookup rule) won't work.

>>Global variables could then be assigned via:
>>    global.x = 42
> 
> 
> This has a tiny bit of appeal, but not enough to bother.

Bye,
    Walter Dörwald

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[Python-Dev] closure semantics