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[Python-Dev] Status regarding Old vs. Advanced String Formating
Terry Reedytjreedy at udel.edu
Fri Feb 24 20:52:09 CET 2012
On 2/24/2012 11:41 AM, Benjamin Peterson wrote:> 2012/2/24 Tshepang Lekhonkhobe<tshepang at gmail.com>:>> Hi,>>>> I was of the thought that Old String Formatting |"%s" % foo| was to be>> phased out by Advanced String Formatting |"{}.format(foo)|. I however>> keep seeing new code committed into the main VCS using the old style.>> Is this okay? Is there a policy? I ask also because I expect CPython>> to lead by example.>> Using either is fine I think. It doesn't hurt anyone to have old> string formatting around for a long time.It is a burden for some people to learn and remember the exact details of both systems and exactly how they differ. Having both in the stdlib hurts readability for such people. I would prefer that the stdlib only used {} formatting or if not that, that it only used the simple, hard-to-forget forms of % formatting (%s, %d, %f, without elaboration).-- Terry Jan Reedy
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