[Python-Dev] Re: PEP 292, Simpler String Substitutions

[Christian Tismer]

Patrick K. O'Brien wrote:
> [Guido van Rossum]
> 
>>I quite like the positional % substitution.  I think %(...)s was a
>>mistake -- what we really wanted was ${...}.
> 
> 
> What is the advantage of curly braces over parens in this context?

It unambiguously spells that there is no format suffix char.

> +1 on the allvars() suggestion also.

me too.

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