Steven D'Aprano <st...@pearwood.info> wrote: > On Wed, 10 Jul 2013 07:55:05 +0000, Mats Peterson wrote: > >> A moderator who calls himself “animuson” on Stack Overflow doesn’t want >> to face the truth. He has deleted all my postings regarding Python >> regular expression matching being extremely slow compared to Perl. > > That's by design. We don't want to make the same mistake as Perl, where > every problem is solved by a regular expression: > > http://neilk.net/blog/2000/06/01/abigails-regex-to-test-for-prime-numbers/ > > so we deliberately make regexes as slow as possible so that programmers > will look for a better way to solve their problem. If you check the > source code for the re engine, you'll find that for certain regexes, it > busy-waits for anything up to 30 seconds at a time, deliberately wasting > cycles. > > The same with Unicode. We hate French people, you see, and so in an > effort to drive everyone back to ASCII-only text, Python 3.3 introduces > some memory optimizations that ensures that Unicode strings work > correctly and are up to four times smaller than they used to be. You > should get together with jmfauth, who has discovered our dastardly plot > and keeps posting benchmarks showing how on carefully contrived micro- > benchmarks using a beta version of Python 3.3, non-ASCII string > operations can be marginally slower than in 3.2. > > >> Additionally my account has been suspended for 7 days. Such a dickwad. > > I cannot imagine why he would have done that. > >
You're obviously trying hard to be funny. It fails miserably. Mats -- Mats Peterson http://alicja.homelinux.com/~mats/ -- http://mail.python.org/mailman/listinfo/python-list
