* update python-mpi4py to 3.1.5-2

python/python-mpi4py/PKGBUILD

@@ -8,7 +8,7 @@
 _pkg=mpi4py
 pkgname=python-${_pkg}
 pkgver=3.1.5
-pkgrel=1
+pkgrel=2
 pkgdesc="Python bindings for the Message Passing Interface (MPI) standard"
 arch=(x86_64 powerpc64le powerpc64 powerpc riscv64)
 url="https://github.com/mpi4py/mpi4py"
@@ -33,7 +33,11 @@ check() {
 
     cd ${_pkg}-${pkgver}
     local python_version=$(python -c 'import sys; print(".".join(map(str, sys.version_info[:2])))')
-    PYTHONPATH="${PWD}"/build/lib.linux-$CARCH-cpython-${python_version/./} python setup.py test
+    local pythonpath="${PWD}"/build/lib.linux-$CARCH-cpython-${python_version/./}
+    # run tests via mpiexec according to upstream:
+    # https://github.com/mpi4py/mpi4py/blob/3.1.5/.github/workflows/ci.yml#L114-L117
+    PYTHONPATH="${pythonpath}" mpiexec -n 1 python test/runtests.py -v
+    PYTHONPATH="${pythonpath}" mpiexec -n 2 python test/runtests.py -v -e spawn
 }
 
 package() {