On 10/21/07, William Stein <[EMAIL PROTECTED]> wrote:
>
> I think I know what's going on.
>
> If you install the Gap optional packages, then reset the
> workspace you get the behavior I see. If you don't install
> the optional packages you don't. Thus one of the packages
> changes the print behavior of Gap.
>
> Indeed, here it is:
>
> gap> LoadPackage("hap");
> Loading HAP 1.7.5gamma ...
> true
> gap> PolynomialRing(Rationals,2);
> PolynomialRing(..., [ x, x_2 ])
>
> My solution will be to slightly change gap.py, so it does *not*
> autoload hap into the workspace, then change the doctests
> back. Note: In the old gap.py, hap wasn't loaded into the
> workspace automatically -- I thought this was a mistake, but
> evidently the reason is because hap slightly modifies
> how certain things work with gap polynomial rings. Annoying.
I believe this is *illegal* (ie, does not conform to GAP package requirements)
and have reported it. I'll let you know when I hear more. If needed, I'll create
a new gap_packages*.spkg.
Sorry about the hassle.
>
> OK, I've pushed this out, so hg_sage.pull() will get you the
> fixed version of gap.py.
>
> William
>
> On 10/21/07, Jaap Spies <[EMAIL PROTECTED]> wrote:
> >
> > William Stein wrote:
> > > On 10/21/07, Jaap Spies <[EMAIL PROTECTED]> wrote:
> >
> > >> There seems to be some typos in the test of gap.py
> > >
> > > These are not typos. The behavior of gap-4.4.10 changed from that
> > > of gap-4.4.9, and the doctests reflect that change. Evidently for
> > > some reason your gap didn't get upgraded. Try
> > >
> > > sage: !gap
> > >
> >
> > This is on a fresh install (but dito with the upgrade):
> >
> > GAP4, Version: 4.4.10 of 02-Oct-2007, i686-pc-linux-gnu-gcc
> > gap>
> >
> > > to see what version of gap you now have.
> > >
> > > Also, you may need to do
> > > sage: gap_reset_workspace()
> >
> > That does not help. Same test failures.
> >
> > Jaap
> >
> >
> > >>
> > >> [EMAIL PROTECTED] sage-2.8.8]$ ./sage -t
> > >> devel/sage-main/sage/interfaces/gap.py
> > >> sage -t devel/sage-main/sage/interfaces/gap.py
> > >> **********************************************************************
> > >> File "gap.py", line 69:
> > >> sage: R = gap.PolynomialRing('Rationals', 2); R
> > >> Expected:
> > >> PolynomialRing(..., [ x, x_2 ])
> > >> Got:
> > >> PolynomialRing(..., [ x_1, x_2 ])
> > >> **********************************************************************
> > >> File "gap.py", line 71:
> > >> sage: I = R.IndeterminatesOfPolynomialRing(); I
> > >> Expected:
> > >> [ x, x_2 ]
> > >> Got:
> > >> [ x_1, x_2 ]
> > >> **********************************************************************
> > >> File "gap.py", line 86:
> > >> sage: f = gap(str(g)); f
> > >> Expected:
> > >> -x^5+x_2^2
> > >> Got:
> > >> -x_1^5+x_2^2
> > >> **********************************************************************
> > >> 1 items had failures:
> > >> 3 of 22 in __main__.example_0
> > >> ***Test Failed*** 3 failures.
> > >> For whitespace errors, see the file .doctest_gap.py
> > >> [2.4 s]
> > >> exit code: 256
> > >>
> > >> ----------------------------------------------------------------------
> > >> The following tests failed:
> > >>
> > >>
> > >> sage -t devel/sage-main/sage/interfaces/gap.py
> > >> Total time for all tests: 2.4 seconds
> > >> [EMAIL PROTECTED] sage-2.8.8]$
> > >>
> > >>
> > >
> > >
> >
> >
> > >
> >
>
>
> --
> William Stein
> Associate Professor of Mathematics
> University of Washington
> http://wstein.org
>
> >
>
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