In article <753e9884-60eb-43cf-a647-12b29ed28...@y31g2000prd.googlegroups.com>, Santiago Caracol <santiago.cara...@gmail.com> wrote: >>> Don't do that. =A0;-) =A0I suggest using exec instead. =A0However, I wo= >uld be >>> surprised if import worked faster than, say, JSON (more precisely, I >>> doubt that it's enough faster to warrnat this kludge). >> >> I'm with Aahz. =A0Don't do that. >> >> I don't know what you're doing, but I suspect an even better solution >> would be to have your program run a "reconfigure" thread which listens >> on a UDP socket and reads a JSON object from it. =A0Or, at the very least= >, >> which listens for a signal which kicks it to re-read some JSON from a >> disk file. =A0This will be more responsive when the data changes quickly >> and more efficient when it changes slowly. =A0As opposed to just polling >> for changes every 10 seconds. > >Somehow I guessed that I would be told not to do it. But it's my >fault. I should have been more explicit. The data is not just data. It >is a large set of Django objects I call "ContentClassifiers" that have >each certain methods that calculate from user input very large regular >expressions. They they have a method "classify" that is applied to >messages and uses the very large regular expressions. To classify a >message I simply apply the classify method of all ContentClassifiers. >There are very many Contentclassifiers. I compile the >ContentClassifiers, which are Django objects, to pure Python objects >in order to not have to fetch them from the database each time I need >them and in order to be able to compile the large regular expressions >offline. In Django, I generated and compiled each regular expressions >of each ContentClassifier each time I needed it to classify a message. >I didn't find a good way to calculate and compile the regular >expressions once and store them. > >I already tested the automatically generated module: Before, >classifying a message took about 10 seconds, now it takes miliseconds. > >My only problem is reloading the module: At the time being, I simply >restart the web server manually from time to time in order to load the >freshly compiled module.
Why not just create a second process and send the messages there? Then restart the second process each time you need to reload. That can be easily automated. -- Aahz (a...@pythoncraft.com) <*> http://www.pythoncraft.com/ "Beware of companies that claim to be like a family. They might not be lying." --Jill Lundquist -- http://mail.python.org/mailman/listinfo/python-list
