On Tue, Dec 31, 2019 at 12:00 AM E. Madison Bray <erik.m.b...@gmail.com> wrote:
>
> On Sat, Dec 28, 2019 at 8:41 PM Samuel Lelièvre
> <samuel.lelie...@gmail.com> wrote:
> >
> > Le sam. 28 déc. 2019 à 02:12, Samuel Lelièvre:
> > >
> > > Computer, OS, build choices:
> > >
> > > - iMac, Mid 2015
> > > - macOS 10.14.6 Mojave
> > > - build for Python 2
> > > - build Sage's `gcc` and `openssl` packages
> > > - build Sage's Python with its `_ssl` and `_tkinter` modules
> > >
> > > Running `make testlong` gave 2 failing doctests
> > > in the file `src/sage/misc/sageinspect.py`.
> > >
> > > Running the tests for that file again gave 6 failing doctests.
> >
> > The key parts seem to be these:
> >
> > >     ModuleNotFoundError: No module named
> > > '_Users_lelievre__sage_temp_Ghost_80496_tmp_2caqjln__pyx_0'
> >
> > where it seems that all "/" and "." in the path
> >
> >   /Users/lelievre/.sage/temp/Ghost/etc
> >
> > became underscores. Not sure how to dig into this...
>
> This is intentional: Note that it is says "No module named ..." as
> in, it is expecting that to be part of the module *name* (which for
> Python modules is typically derived from the filename).  The modules
> produced by the cython() function include a mangled version of their
> absolute path in the module name itself to ensure that they have
> unique module names.
>
> Rather, it looks like it's having some other kind of problem building
> Cython modules.  Can you confirm whether or not those examples work
> manually?
>
> I've had them fail before in Windows due to fork-related issues, but I
> don't know why it would fail on OSX.
>
It's with gcc built by Sage - I don't think many people do this any
more, gfortran is enough, and
perhaps gcc is the reason.


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