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[Python-Dev] ++x oddnes

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On Fri, Aug 10, 2001 at 10:21:58AM -0500, Charles G Waldman wrote:

>       ++x

> Interestingly, this runs, it just never terminates!  Looks like
> somehow ++x is being parsed as "+0 + x".

Actually, it's being parsed as '+(+x)':

          6 LOAD_FAST                0 (x)
          9 UNARY_POSITIVE      
         10 UNARY_POSITIVE      

The same goes for '--x'. If it were parsed as '+0 + x', 'x++' would also be
parsed as 'x + +0'.

-- 
Thomas Wouters <thomas@xs4all.net>

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