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# Tox (https://tox.readthedocs.io) is a tool for running tests
# in multiple virtualenvs. This configuration file will run the
# test suite on all supported python versions. To use it,
# "pip install tox" and then run "tox" from this directory.
[tox]
minversion = 3.18.0
skip_missing_interpreters=True
envlist =
py36
py37
py38
py39
py310
py311
py312
py313
pypy3.7
pypy3.8
pypy3.9
[env]
passenv =
CPPFLAGS
CFLAGS
CXXFLAGS
LDFLAGS
MPI4PY_*
MPICFG
MPICC
MPICXX
MPILD
MPIEXEC
MPIEXEC_*
HYDRA_*
MPICH_*
OMPI_*
I_MPI_*
MSMPI_*
MV2_*
[mpi]
mpicc = {env:MPICC:mpicc}
mpicxx = {env:MPICXX:mpicxx}
mpiexec = {env:MPIEXEC:mpiexec}
[testenv:.pkg]
passenv = {[env]passenv}
[testenv]
labels = test
deps = -r{toxinidir}/conf/requirements-test.txt
allowlist_externals = {[mpi]mpiexec}
passenv = {[env]passenv}
commands =
{[mpi]mpiexec} -n 1 {envpython} -m mpi4py --version
{[mpi]mpiexec} -n 5 {envpython} -m mpi4py -m mpi4py.bench helloworld
{[mpi]mpiexec} -n 5 {envpython} -m mpi4py -m mpi4py.bench ringtest
{[mpi]mpiexec} -n 5 {envpython} -m mpi4py -m mpi4py.bench pingpong -q -n 4096
{[mpi]mpiexec} -n 5 {envpython} -m mpi4py -m mpi4py.bench futures -q -n 4096
{[mpi]mpiexec} -n 1 {envpython} {toxinidir}/test/main.py --no-builddir -q -e spawn []
{[mpi]mpiexec} -n 5 {envpython} {toxinidir}/test/main.py --no-builddir -q -e spawn []
{[mpi]mpiexec} -n 1 {envpython} {toxinidir}/demo/futures/test_futures.py -q []
{[mpi]mpiexec} -n 5 {envpython} {toxinidir}/demo/futures/test_futures.py -q []
{[mpi]mpiexec} -n 1 {envpython} -m mpi4py.futures {toxinidir}/demo/futures/test_futures.py -q []
{[mpi]mpiexec} -n 5 {envpython} -m mpi4py.futures {toxinidir}/demo/futures/test_futures.py -q []
{envpython} {toxinidir}/demo/test-run/test_run.py -q []
[testenv:build-cmake]
labels = build,cmake
deps = build
skip_install = true
allowlist_externals = {[mpi]mpiexec},rm
passenv = {[env]passenv}
setenv =
CFLAGS=-O0 -Wp,-U_FORTIFY_SOURCE
MPI4PY_BUILD_BACKEND=cmake
commands_pre =
rm -rf build
commands =
{envpython} -m build --outdir {envtmpdir}/dist
{envpython} -m pip install --verbose .
mpiexec -n 1 {envpython} test/main.py test_package
[testenv:build-meson]
labels = build,meson
deps = build
skip_install = true
allowlist_externals = {[mpi]mpiexec},rm
passenv = {[env]passenv}
setenv =
CFLAGS=-O0 -Wp,-U_FORTIFY_SOURCE
MPI4PY_BUILD_BACKEND=meson
commands_pre =
rm -rf .mesonpy-*
commands =
{envpython} -m build --outdir {envtmpdir}/dist
{envpython} -m pip install --verbose .
mpiexec -n 1 {envpython} test/main.py test_package
[testenv:code]
labels = code
deps = setuptools -r{toxinidir}/conf/requirements-build-cython.txt
skip_install = true
allowlist_externals = mv
setenv =
MPICFG=nompi
CFLAGS=-O0 -Wp,-U_FORTIFY_SOURCE
commands =
{envpython} conf/mpiapigen.py
{envpython} setup.py --quiet build -b build/code --force
mv src/lib-mpi/pympiconf.h conf/nompi/pympiconf.h
{envpython} setup.py --quiet build -b build/code install --force
{envpython} conf/mpistubgen.py
[testenv:conf]
labels = conf,check
deps = setuptools -r{toxinidir}/conf/requirements-build-cython.txt
skip_install = true
allowlist_externals = diff
setenv =
MPICFG=nompi
CFLAGS=-O0 -Wp,-U_FORTIFY_SOURCE
commands =
{envpython} setup.py --quiet build -b build/conf --force
diff -u conf/nompi/pympiconf.h src/lib-mpi/pympiconf.h
[testenv:lint]
labels = lint,check
deps = -r{toxinidir}/conf/requirements-lint.txt
allowlist_externals = sh
setenv =
MPICFG=nompi-fast
CFLAGS=-O0
commands =
ruff check
flake8 docs src
flake8 --select=A test
pylint mpi4py
codespell
sh conf/cythonize.sh -Wextra -Werror
cython-lint .
yamllint .
[testenv:type]
labels = type,check
deps = -r{toxinidir}/conf/requirements-type.txt
setenv =
MPICFG=nompi-fast
CFLAGS=-O0
commands =
stubtest mpi4py
mypy --python-version 3.13 -p mpi4py
mypy --python-version 3.12 -p mpi4py
mypy --python-version 3.11 -p mpi4py
mypy --python-version 3.10 -p mpi4py
mypy --python-version 3.9 -p mpi4py
mypy --python-version 3.8 -p mpi4py
[testenv:docs]
labels = docs
deps = -r{toxinidir}/conf/requirements-docs.txt
allowlist_externals = rm,mv
passenv = SOURCE_DATE_EPOCH
setenv =
MPICFG=nompi-fast
CFLAGS=-O0
TOPDIR=
DOCDIR=docs/
SRCDIR=docs/source/
BLDDIR=build/
OUTDIR=docs/
LATEXMKOPTS=-quiet
commands_pre =
{envpython} -m pip uninstall --yes sphinx-rtd-theme
-mv {envbindir}/rst2html5.py {envbindir}/rst2html5
rm -rf {env:OUTDIR}html
commands =
rst2html5 {env:DOCDIR}index.rst {env:OUTDIR}index.html
sphinx-build -M html {env:SRCDIR} {env:BLDDIR} -q -E -W -j auto
sphinx-build -M man {env:SRCDIR} {env:BLDDIR} -q -E -W -j auto
sphinx-build -M info {env:SRCDIR} {env:BLDDIR} -q -E -W -j auto
sphinx-build -M latexpdf {env:SRCDIR} {env:BLDDIR} -q -E -W -j auto
rm -r {env:SRCDIR}reference
rm {env:BLDDIR}html/.buildinfo
mv {env:BLDDIR}html {env:OUTDIR}
mv {env:BLDDIR}man/mpi4py.3 {env:OUTDIR}
mv {env:BLDDIR}texinfo/mpi4py.info {env:OUTDIR}
mv {env:BLDDIR}latex/mpi4py.pdf {env:OUTDIR}
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