[build-system]

# scikit-build-core claims there's no need to explicitly specify Ninja,

# as it will "automatically be downloaded if needed", but I don't know

# how it determines "if needed", all I know is that we need it, particularly

# for Windows.

requires = ["scikit-build-core", "numpy", "ninja"]

build-backend = "scikit_build_core.build"

[project]

name = "prima"

dependencies = ["numpy", "scipy >= 1.9.0"]

dynamic = ["version"]

# The driving factor for our Python version is that we need a version of SciPy that

# includes https://github.com/scipy/scipy/pull/15394. This was merged in SciPy 1.9.0,

# and Python 3.7 only support up to SciPy 1.7.3 whereas 3.8 supports 1.10.1.

requires-python = ">= 3.8"

[tool.scikit-build]

cmake.args = ["-G Ninja", "-DBUILD_SHARED_LIBS=OFF", "-DPRIMA_ENABLE_PYTHON=ON"]

cmake.verbose = true

logging.level = "INFO"

metadata.version.provider = "scikit_build_core.metadata.setuptools_scm"

sdist.include = [".git-archival.txt"]

install.components = ["Prima_Python_C_Extension"]

[tool.setuptools_scm] # Section required

write_to = "_version.txt"

[tool.cibuildwheel]

build-verbosity = 3

test-command = "coverage run --branch --source=prima,{project} -m pytest -s {project}/python/tests && coverage html -d {project}/prima_htmlcov"

test-requires = ["pytest", "coverage", "packaging"]

# We need scipy and pdfo (which depends on scipy) for compatibility tests.

# scipy is not available on all platforms we support, so we try to install it

# if posssible, otherwise we skip it. The test will skip itself if it cannot

# import scipy. "--only-binary" ensure we do not try to build scipy from

# source (which requires special setup we have no intention of doing).

before-test = "pip install --only-binary :all: scipy pdfo || true"

skip = [

# On windows we get a complaint from CMake:

# "CMake Error at python/pybind11/tools/FindPythonLibsNew.cmake:191 (message):

# Python config failure: Python is 32-bit, chosen compiler is 64-bit"

# I do not see a way to install a 32-bit compiler with the setup-fortran action,

# so we will just build 64-bit wheels on windows.

"*-win32",

# Disable building PyPy wheels on all platforms. If there is interest in supporting PyPy

# we can look into it.

"pp*",

# Disable musllinux for the moment. It successfully built but there was an error when testing

"*musllinux*",

# SciPy does not provide binaries for 32-bit Python on Linux starting from 3.10.

# As such we can compile but we cannot test, so we skip those.

"cp31*-manylinux_i686",

]