On Tue, Mar 10, 2009 at 03:01:49PM -0700, mabshoff wrote:
> On Mar 6, 9:52 am, "Nicolas M. Thiery" <nicolas.thi...@u-psud.fr>
> wrote:
> > On Fri, Mar 06, 2009 at 05:42:17PM +0100, Florent Hivert wrote:
> > > I've been stuck an entire day on a problem which may hits you. So I'm
> > > putting
> > > it there if someone get against it. The problem is the following:
> >
> > > Some test get broken even after a "hg qpop -a". The error message was:
> > > ImportError: cannot import name Set
> >
> > Sets?
> >
> > > The solution is: remove the file
> > > sage-combinat/build/sage/categories/sets.pyc
> >
> > > Nicolas: according to cwitty, this problem is likely to appears because
> > > the
> > > file sage/categories/sets.py has the same name as a top-level standard
> > > Python
> > > module. Can you check this and rename the corresponding offending file ?
> >
> > Ouch. That is a pain.
> >
> > cwitty: would you have some pointers on what the problem exactly is?
> > Is it that we should refrain from using the shortcut from sets import Sets?
>
> Yes. *Never* name a file the same as a default Python file, this just
> leads to pain over and over again.
Beuargl. Oh well, I guess we can live with a few itches here and
there. Is a list of banned names available somewhere?
> The general problem with having to delete "matching" pyc files in the
> build directory is known, but so far we haven't done more than open a
> trac ticket for it.
Which one? I managed not too find it.
> > I'd rather fix the infrastructure if at all possible ...
>
> It should be fairly simple to add a wipe option that kills all left
> over pyc and so build remnants, but I personally tend to wipe out
> "build" and just rebuild the Sage library if I can't manually fix it
> in 2 minutes.
We are too often working on our own laptop, where a sage build takes
way too long compared to our usual debugging cycle.
PLEEEAAAAAAAAAAAAAAASE! A free Sage-Combinat T-Shirt and an invitation
to a good restaurant to anyone kind enough to take care of this!
Cheers,
Nicolas
--
Nicolas M. Thiéry "Isil" <nthi...@users.sf.net>
http://Nicolas.Thiery.name/
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