[Cython] Class scope lookup order
Stefan Behnel
stefan_ml at behnel.de
Mon Aug 15 11:47:42 CEST 2011
Stefan Behnel, 15.08.2011 11:34:
> at least to me, the most surprising thing is this:
>
> >>> A = 1
> >>> def foo(x):
> ... A = x
> ... class X:
> ... a = A
> ... return X
> ...
> >>> foo(2).a
> 2
> >>> def foo(x):
> ... A = x
> ... class X:
> ... A = A
> ... return X
> ...
> >>> foo(2).A
> 1
>
> That looks pretty sick, but I would guess that the 'reasoning' behind this
> is that the second case contains an assignment to A inside of the class
> namespace, and assignments make a variable local to a scope, in this case,
> the function scope.
Argh, sorry, I interpreted the results the wrong way around. No, I have no
idea for a serious explanation. Let's see what c.l.py brings up.
Stefan
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