[Pytables-users] Updating pytable rows

2010-06-25 Thread Ben Kraft
Hi all, I'm having trouble updating pytables rows.  Say I have a H5 table "h5t" with several rows.  According to the manual, it seems I should be able to call h5t[1]['number'] = 3 and the table will set the 'number' record of row 1  to 3 and implicitly call row.update.  However, the table/row do

Re: [Pytables-users] Table.where() hangs when called from subprocess

2011-01-12 Thread Ben Kraft
Resurrecting an old thread - I think my problem is similar to Mario's. I'm trying to create and use a where iterator in a forked subprocess. The iterator initializes, and I am able to loop through its items, but hangs when 'next' is called on the last item. I installed a new version of numexpr wi

Re: [Pytables-users] Table.where() hangs when called from subprocess

2011-01-13 Thread Ben Kraft
My test code (modified from Mario's), = #!/usr/bin/env python from services.tables_settings import composite_h5_filename import tables import multiprocessing as mp def _worker(qout = None): fn = composite_h5_filename fp = tables.openFile