On Tue, Jul 17, 2018 at 6:54 AM, Marko Rauhamaa <ma...@pacujo.net> wrote: > Chris Angelico <ros...@gmail.com>: >> Challenge: Reverse a string in UTF-8. > > Counter-challenge: Reverse a Unicode string: > > >>> s = "a\u0304e" > >>> s > 'āe' > >>> L = list(s) > >>> L.reverse() > >>> "".join(L) > 'ēa' > >> Challenge: Center text in UTF-8. > > Counter-challenge: Center a Unicode string: > > >>> t = s * 3 > >>> t > 'āeāeāe' > >>> t.center(9) > 'āeāeāe' > >> Challenge: Given a (non-initial) character in a buffer of UTF-8 bytes, >> find the immediately preceding character. > > The counter-challenge is left as an exercise for the reader. > >> All of these are fundamentally difficult by nature, but if you index >> by code points, you eliminate one level of difficulty; indexing by >> bytes retains all the existing difficulty and adds another layer. > > Oh, sorry. I thought you were suggesting Unicode strings would make the > challenges somehow easy.
So now that you've actually read my entire post, you'll see that there are fundamental difficulties, but that UTF-8 introduces more. Great. Now go ahead and reply to my post, knowing my actual point. Congratulations on posting something of no value. ChrisA -- https://mail.python.org/mailman/listinfo/python-list
