[Python-Dev] Switch statement
talin at acm.org
Thu Jun 22 03:56:49 CEST 2006
Phillip J. Eby wrote:
> At 09:55 AM 6/21/2006 -0700, Guido van Rossum wrote:
>>BTW a switch in a class should be treated the same as a global switch.
>>But what about a switch in a class in a function?
> Okay, now my head hurts. :)
> A switch in a class doesn't need to be treated the same as a global switch,
> because locals()!=globals() in that case.
> I think the top-level is the only thing that really needs a special case
> vs. the general "error if you use a local variable in the expression" rule.
> Actually, it might be simpler just to always reject local variables -- even
> at the top-level -- and be done with it.
I don't get what the problem is here. A switch constant should have
exactly the bahavior of a default value of a function parameter. We
don't seem to have too many problems defining functions at the module
level, do we?
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