Message 145348 - Python tracker

Message145348

Author	pitrou
Recipients	eric.araujo, ezio.melotti, nadeem.vawda, ncoghlan, pitrou, python-dev, tarek, terry.reedy
Date	2011-10-11.14:13:31
SpamBayes Score	0.025744693
Marked as misclassified	No
Message-id	<1318342188.3277.6.camel@localhost.localdomain>
In-reply-to	<1318342054.83.0.949203108281.issue13150@psf.upfronthosting.co.za>

Content
> I am curious: wouldn't be a way of keeping the compiled expressions in > a static cache somewhere, so we would compile them just once and have > both import time and runtime fast ? Runtime shouldn't be affected. The re module has its own LRU caching. That said, it seems regular expressions are pickleable: b'\x80\x03cre\n_compile\nq\x00X\x00\x00\x00\x00q\x01K \x86q\x02Rq\x03.'

Content

> I am curious: wouldn't be a way of keeping the compiled expressions in
> a static cache somewhere, so we would compile them just once and have
> both import time and runtime fast ?

Runtime shouldn't be affected. The re module has its own LRU caching.

That said, it seems regular expressions are pickleable:

b'\x80\x03cre\n_compile\nq\x00X\x00\x00\x00\x00q\x01K \x86q\x02Rq\x03.'

History
Date	User	Action	Args
2011-10-11 14:13:31	pitrou	set	recipients: + pitrou, terry.reedy, ncoghlan, nadeem.vawda, tarek, ezio.melotti, eric.araujo, python-dev
2011-10-11 14:13:31	pitrou	link	issue13150 messages
2011-10-11 14:13:31	pitrou	create