Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]

Groups > comp.lang.python > #30474

Re: write a regex matches 800-555-1212, 555-1212, and also (800) 555-1212.

Show key headers only | View raw

On 29/09/2012 11:05, Chris Angelico wrote:
> On Sat, Sep 29, 2012 at 7:38 PM, Mark Lawrence <breamoreboy@yahoo.co.uk> wrote:
>>
>> My understanding is that Python 3.3 has regressed the performance of ''.
>> Surely the Python devs can speed the performance back up and, just for us,
>> use less memory at the same time?
>
> Yes, but to do that we'd have to make Python more Australia-focused
> instead of US-centric. As of Python 3.4, the empty string will be
> lazily evaluated and be delimited by redback spiders instead of
> quotes. That will give a 25% speed and 50% memory usage improvement,
> but you'll need to be careful you don't get bitten.
>
> ChrisA
>

I'll happily admit that I don't like the way this is going.  Do you 
(plural) think we should take this across to python ideas?

-- 
Cheers.

Mark Lawrence.

Back to comp.lang.python | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread

Thread

write a regex matches 800-555-1212, 555-1212, and also (800) 555-1212. iMath <redstone-cold@163.com> - 2012-09-28 17:31 -0700
  Re: write a regex matches 800-555-1212, 555-1212, and also (800) 555-1212. Tim Chase <python.list@tim.thechases.com> - 2012-09-28 20:35 -0500
  Re: write a regex matches 800-555-1212, 555-1212, and also (800) 555-1212. Paul Rubin <no.email@nospam.invalid> - 2012-09-28 18:42 -0700
  Re: write a regex matches 800-555-1212, 555-1212, and also (800) 555-1212. Mark Lawrence <breamoreboy@yahoo.co.uk> - 2012-09-29 02:58 +0100
  Re: write a regex matches 800-555-1212, 555-1212, and also (800) 555-1212. Tim Chase <python.list@tim.thechases.com> - 2012-09-28 21:17 -0500
  Re: write a regex matches 800-555-1212, 555-1212, and also (800) 555-1212. Ian Kelly <ian.g.kelly@gmail.com> - 2012-09-28 21:25 -0600
    Re: write a regex matches 800-555-1212, 555-1212, and also (800) 555-1212. Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2012-09-29 03:30 +0000
      Re: write a regex matches 800-555-1212, 555-1212, and also (800) 555-1212. Tim Chase <python.list@tim.thechases.com> - 2012-09-28 22:50 -0500
      Re: write a regex matches 800-555-1212, 555-1212, and also (800) 555-1212. Mark Lawrence <breamoreboy@yahoo.co.uk> - 2012-09-29 10:38 +0100
      Re: write a regex matches 800-555-1212, 555-1212, and also (800) 555-1212. Chris Angelico <rosuav@gmail.com> - 2012-09-29 20:05 +1000
      Re: write a regex matches 800-555-1212, 555-1212, and also (800) 555-1212. Mark Lawrence <breamoreboy@yahoo.co.uk> - 2012-09-29 11:50 +0100
      Re: write a regex matches 800-555-1212, 555-1212, and also (800) 555-1212. Ian Kelly <ian.g.kelly@gmail.com> - 2012-09-29 11:04 -0600
      Re: write a regex matches 800-555-1212, 555-1212, and also (800) 555-1212. Chris Angelico <rosuav@gmail.com> - 2012-09-30 09:26 +1000
  Re: write a regex matches 800-555-1212, 555-1212, and also (800) 555-1212. Tim Chase <python.list@tim.thechases.com> - 2012-09-28 22:42 -0500
  Re: write a regex matches 800-555-1212, 555-1212, and also (800) 555-1212. Devin Jeanpierre <jeanpierreda@gmail.com> - 2012-09-29 00:25 -0400
  Re: write a regex matches 800-555-1212, 555-1212, and also (800) 555-1212. Fg Nu <fgnu32@yahoo.com> - 2012-09-28 21:25 -0700

csiph-web