[TIP] Teaching pylint about keyword placeholders in string formatting

Barry Warsaw barry at python.org
Wed Jul 15 05:01:47 PDT 2009

On Jul 15, 2009, at 7:44 AM, Marius Gedminas wrote:

>          spangulate("%(warble)s: %(foo)s%(bar)s [%(baz)d]"
>                     % dict(warble=warble, foo=foo, bar=bar, baz=baz))
> and therefore never have the problem with pylint.  (Though I prefer
> pyflakes.  Fewer erroneous warnings, or at least I got that  
> impression.)
> Strangely enough, playing with sys._getframe(1).f_globals is okay in  
> my
> book, if I really need it.

In fact, I do that all the time, since it's hooked into my i18n  
framework.  And I use $-name substitutions (string.Template), e.g.

     spangulate(_('$warble: ${foo}${bar} [$baz]'))

and yeah, this doesn't make pylint very happy, but it makes  
translators happ(ier)!


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