Variable definition

Dave Angel davea at ieee.org
Sat Feb 27 05:56:20 CET 2010



Steven D'Aprano wrote:
> <snip>
>
> for key, value in varDic.iteritems():
>     varDic['myPrefix_' + key] = value
>     del varDic[key]
>
> <snip>
Watch out if any of the existing values already startswith 'myPrefix'  
You can end up with trouble just as confusing as if 'myPrefix' is an 
empty string

DaveA



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