Re: Linux build with Python 3.9

Thanks Andrew, creating the venv outside of the scipy folder solved it.

@Ralf I have tried building with the latest main-branch and the venv inside
the scipy folder, that worked, so #18006 has indeed fixed this problem.

Christoph

On Wed, May 24, 2023 at 6:01 PM <[email protected]> wrote:

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>    1. Re: Linux build with Python 3.9 (Ralf Gommers)
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> ----------------------------------------------------------------------
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> Message: 1
> Date: Wed, 24 May 2023 10:25:49 +0200
> From: Ralf Gommers <[email protected]>
> Subject: [SciPy-Dev] Re: Linux build with Python 3.9
> To: SciPy Developers List <[email protected]>
> Message-ID:
>         <
> CABL7CQiJspqbfPQ5hHXGeEOf8y8hkm6aWpQ0uejbFshu0Viobg@mail.gmail.com>
> Content-Type: multipart/alternative;
>         boundary="00000000000004ea8205fc6c4157"
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> On Wed, May 24, 2023 at 10:08 AM Andrew Nelson <[email protected]> wrote:
>
> > Is the venv located in the scipy source directory? Try installing the
> venv
> > elsewhere.
> >
>
> That should fix it indeed. But also, this error should not be happening
> anymore with in-tree venvs after https://github.com/scipy/scipy/pull/18006
> and this is the first report I've seen since that. Chris, if you see this
> error with an up-to-date main branch, can you please open an issue with a
> reproducer and assign it to me?
>
> The `export LD_LIBRARY_PATH=/usr/local/lib` part is also an indication that
> something is off, that should never be needed. I'll have a look at removing
> that from the CI job.
>
> Cheers,
> Ralf
>
>
>
> > On Wed, May 24, 2023, 07:41 Christoph Baumgarten <
> > [email protected]> wrote:
> >
> >>
> >> Hi all,
> >>
> >> I wanted to replicate a test failure in the Meson build "Linux - 32 bit"
> >> of my PR #17955. I tried to follow the steps in the following yml file
> >> (L335):
> >>
> >> scipy/linux_meson.yml at main · scipy/scipy · GitHub
> >> <
> https://github.com/scipy/scipy/blob/main/.github/workflows/linux_meson.yml
> >
> >>
> >> So essentially I did the following:
> >>
> >> - pull docker image and run it
> >> - clone my repository
> >> - run "python3.9 tools/openblas_support.py"
> >> - copy the downloaded files to the indicated directories
> >> - set PKG_CONFIG_PATH
> >> - create venv and install packages
> >>
> >> These steps worked fine. When I then run "python dev.py build", I get an
> >> error:
> >>
> >> scipy/meson.build:48:9: ERROR: Tried to form an absolute path to a dir
> in
> >> the source tree. You should not do that but use relative paths instead,
> for
> >> directories that are part of your project. [...]
> >>
> >> The detailed output is at the end of the email. The last two lines in
> the
> >> yml file are:
> >>
> >> python dev.py build && \
> >> LD_LIBRARY_PATH=/usr/local/lib python dev.py test
> >>
> >> I first wanted to build scipy before running certain tests. I am not
> sure
> >> if the error is related to not using LD_LIBRARY_PATH, I just ran "python
> >> dev.py build".
> >>
> >> I hope that someone can help. Thanks
> >>
> >> Regards
> >>
> >> Christoph
> >>
> >> (test) [root@c73b212ff29a scipy]# python dev.py build
> >> meson setup /home/scipy/build --prefix /home/scipy/build-install
> >> The Meson build system
> >> Version: 1.1.0
> >> Source dir: /home/scipy
> >> Build dir: /home/scipy/build
> >> Build type: native build
> >> Project name: SciPy
> >> Project version: 1.11.0.dev0
> >> C compiler for the host machine: cc (gcc 10.2.1 "cc (GCC) 10.2.1
> 20210130
> >> (Red Hat 10.2.1-11)")
> >> C linker for the host machine: cc ld.bfd 2.35-5
> >> C++ compiler for the host machine: c++ (gcc 10.2.1 "c++ (GCC) 10.2.1
> >> 20210130 (Red Hat 10.2.1-11)")
> >> C++ linker for the host machine: c++ ld.bfd 2.35-5
> >> Cython compiler for the host machine: cython (cython 0.29.33)
> >> Host machine cpu family: x86
> >> Host machine cpu: i686
> >> Compiler for C supports arguments -Wno-unused-but-set-variable: YES
> >> Compiler for C supports arguments -Wno-unused-function: YES
> >> Compiler for C supports arguments -Wno-conversion: YES
> >> Compiler for C supports arguments -Wno-misleading-indentation: YES
> >> Compiler for C supports arguments -Wno-incompatible-pointer-types: YES
> >> Library m found: YES
> >> Fortran compiler for the host machine: gfortran (gcc 10.2.1 "GNU Fortran
> >> (GCC) 10.2.1 20210130 (Red Hat 10.2.1-11)")
> >> Fortran linker for the host machine: gfortran ld.bfd 2.35-5
> >> Compiler for Fortran supports arguments -Wno-conversion: YES
> >> Checking if "-Wl,--version-script" : links: YES
> >> Program cython found: YES (/home/scipy/test/bin/cython)
> >> Program python3 found: YES (/home/scipy/test/bin/python)
> >> Found pkg-config: /usr/bin/pkg-config (0.27.1)
> >> Program pythran found: YES (/home/scipy/test/bin/pythran)
> >> Run-time dependency threads found: YES
> >>
> >> scipy/meson.build:48:9: ERROR: Tried to form an absolute path to a dir
> in
> >> the source tree.
> >> You should not do that but use relative paths instead, for
> >> directories that are part of your project.
> >>
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