Buffer pair for lexical analysis of raw binary data
aahz at pythoncraft.com
Sun Jun 28 17:00:23 CEST 2009
In article <0qec45lho8lkng4n20sb1ad4eguat675pb at 4ax.com>,
Angus Rodgers <twirlip at bigfoot.com> wrote:
>Partly as an educational exercise, and partly for its practical
>benefit, I'm trying to pick up a programming project from where
>I left off in 2001. It implemented in slightly generalised form
>the "buffer pair" scheme for lexical analysis described on pp.
>88--92 of Aho et al., /Compilers: Principles, Techniques and
>Tools/ (1986). (I'm afraid I don't have a page reference for the
>2007 second edition. Presumably it's also in Knuth somewhere.)
>Does some Python library already provide some functionality like
>this? (It's enough to do it with nblocks = 2, as in Aho et al.)
Not AFAIK, but there may well be something in the recipes or PyPI; have
you tried searching them?
>If not, is this a reasonable thing to try to program in Python?
Definitely! It should be lots easier to program this with Python.
Aahz (aahz at pythoncraft.com) <*> http://www.pythoncraft.com/
"as long as we like the same operating system, things are cool." --piranha
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