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
> > > > >
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> > >
> > >
> > >
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> >
>=20
>=20
>=20
>=20
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