Ian Bicking: the old part of his blog

Re: Of Syntax and Environment

"a backend with the same heritage"

Really?  Given that the Python RE backend was written by
someone who's never used Perl, on a machine without a Perl
installation, maybe you could explain that sentence?
Comment on Of Syntax and Environment
by Fredrik


I thought Python regular expressions were Perl-compatible in syntax, and somewhere I guess I got the impression they used the PCRE backend, though I might have entirely imagined that. At least I thought the distinction between re and regex was that regex used Emacs-style regular expressions, and re used Perl-style.

But I'm not saying I'm right or anything.

# Ian Bicking

In 1.5.2, the RE module used PCRE.  In 1.6 and later, that was
replaced with a Unicode-aware engine, SRE, which was written from
scratch, using on the 1.5.2 documentation and test suite as the

(guess who wrote it? ;-)
# Fredrik

should have been "using only the"
# Fredrik