RE Module Performance

[88888 Dihedral]

Devyn Collier Johnson於 2013年7月16日星期二UTC+8下午6時30分33秒寫道：
> Am 07/12/2013 07:16 PM, schrieb MRAB:
> 
> > On 12/07/2013 23:16, Tim Delaney wrote:
> 
> >> On 13 July 2013 03:58, Devyn Collier Johnson <devyncjohnson at gmail.com
> 
> >> <mailto:devyncjohnson at gmail.com>> wrote:
> 
> >>
> 
> >>
> 
> >>     Thanks for the thorough response. I learned a lot. You should write
> 
> >>     articles on Python.
> 
> >>     I plan to spend some time optimizing the re.py module for Unix
> 
> >>     systems. I would love to amp up my programs that use that module.
> 
> >>
> 
> >>
> 
> >> If you are finding that regular expressions are taking too much time,
> 
> >> have a look at the https://pypi.python.org/pypi/re2/ and
> 
> >> https://pypi.python.org/pypi/regex/2013-06-26 modules to see if they
> 
> >> already give you enough of a speedup.
> 
> >>
> 
> > FYI, you're better off going to http://pypi.python.org/pypi/regex
> 
> > because that will take you to the latest version.
> 
> Thank you everyone for the suggestions. I have not tried them yet.
> 
> 
> 
> Devyn Collier Johnson

I was thinking to decompose RE patterns into string matching 
formats of various strings in some formats.

Anyway that involves some compiler techniques.