Re: [Pytables-users] Problems adding columns

[Francesc A. <fa...@py...>]

A Thursday 23 April 2009, Francesc Alted escrigué:
> Hola Armando,
>
> A Thursday 23 April 2009, Armando Serrano Lombillo escrigué:
> > Hello list, I'm trying to use Pytables and have run into a problem.
> >
> > I first create a table with some initial values, but at some point
> > I have to add some columns. I have seen an example of this in the
> > *examples/*directory in the source package (
> > http://pytables.org/svn/pytables/branches/std-2.1/examples/add-colu
> >mn .py). The example seems to run fine... unless I carry on
> > appending rows to the table after I add the column. See below the
> > modified example which is giving me problems.
>
> I can reproduce the problem yes.  I've opened a bug about this:
>
> http://www.pytables.org/trac/ticket/224

Fixed.  If you want to have a look at the fix for 2.1 branch:

http://www.pytables.org/trac/changeset/4135

Cheers,

-- 
Francesc Alted

"One would expect people to feel threatened by the 'giant
brains or machines that think'.  In fact, the frightening
computer becomes less frightening if it is used only to
simulate a familiar noncomputer."

-- Edsger W. Dykstra
   "On the cruelty of really teaching computer science"