[Python-ideas] Binary f-strings

[Steven D'Aprano]

On Fri, Oct 02, 2015 at 09:00:56AM -0700, Guido van Rossum wrote:
> Bingo. IMO the exact same arguments that show why f'{x} {y}' is better than
> '%s %s' % (x, y) applies to byte strings. It would be totally acceptable if
> it only took bytes (and bytearray, and memoryview) and numbers (which we
> can guarantee are rendered in ASCII only).

As Chris A pointed out earlier, identifiers are not ASCII only. What are 
we to make of something like this?

    bf'{αριθμός + 1}'

And don't say "re-write your code to only use ASCII variable names" :-)


-- 
Steve