Re: [Pysparse-developers] ll_mat not garbage collected

[Roman G. <rom...@gm...>]

Hi

The leak in ll_mat.keys() should be fixed now. A new version of
pysparse has been released.

Thanks again for reporting
-- Roman

On 6/21/05, cc...@cs... <cc...@cs...> wrote:
> no problemo, pysparse is pretty good all round.
>=20
> cheers
>=20
> Quoting Roman Geus <rom...@gm...>:
>=20
> > Hi
> >
> > The keys() method is a fairly new 3rd party contribution. I'll look
> > into this. Thanks for pointing this out.
> >
> > -- Roman
> >
> > On 6/21/05, cc...@cs... <cc...@cs...> wrote:
> > > hi Roman,
> > >
> > > sorry about the false alarm, it's actually the keys() function that i=
s
> > > leaking.
> > >
> > > for example
> > >
> > > import spmatrix
> > >
> > > dim =3D 10000000
> > >
> > > c =3D spmatrix.ll_mat(dim,dim)
> > >
> > > for i in xrange(dim):
> > >     for j in range(3):
> > >         c[i,j] =3D 23.33
> > >
> > >
> > > for x in xrange(dim):
> > >     for k in c.keys():
> > >         sum +=3D c[i,j]
> > >
> > > c chui
> > >
> > > Quoting Roman Geus <rom...@gm...>:
> > >
> > > > Hi
> > > >
> > > > None of the pysparse extension types implement weak referencing.
> > > > However I was not aware of any reference counting bugs in these
> > > > extension types, that would prevent deallocation of unreferenced
> > > > objects. Do you have a small example that illustrates the problem?
> > > >
> > > > -- Roman
> > > >
> > > > On 6/19/05, cc...@cs... <cc...@cs...> wrote:
> > > > > hi,
> > > > >
> > > > > while using pysparse i found that each ll_mat objects created are
> > not
> > > > > garbage even when there are no reference for it anymore.
> > > > >
> > > > > This will result in excessive memory usage, when I did a slice of
> > the
> > > > full
> > > > > matrix.
> > > > >
> > > > > Do you think it might have something to do with ll_mat haven't
> > > > implemented
> > > > > weak referenced yet?
> > > > >
> > > > > http://docs.python.org/lib/weakref-extension.html
> > > > >
> > > > > Please advice.
> > > > >
> > > > > Thanks!
> > > > > c chui
> > > > >
> > > > > ----------------------------------------------------------------
> > > > > This message was sent using IMP, the Internet Messaging Program.
> > > > >
> > > > >
> > > > > -------------------------------------------------------
> > > > > SF.Net email is sponsored by: Discover Easy Linux Migration
> > Strategies
> > > > > from IBM. Find simple to follow Roadmaps, straightforward
> > articles,
> > > > > informative Webcasts and more! Get everything you need to get up
> > to
> > > > > speed, fast.
> > http://ads.osdn.com/?ad_id=3D7477&alloc_id=3D16492&op=3Dclick
> > > > > _______________________________________________
> > > > > Pysparse-developers mailing list
> > > > > Pys...@li...
> > > > > https://lists.sourceforge.net/lists/listinfo/pysparse-developers
> > > > >
> > > >
> > >
> > >
> > >
> > >
> > > ----------------------------------------------------------------
> > > This message was sent using IMP, the Internet Messaging Program.
> > >
> >
>=20
>=20
>=20
>=20
> ----------------------------------------------------------------
> This message was sent using IMP, the Internet Messaging Program.
>