# Copyright 2022-2024 Gentoo Authors # Distributed under the terms of the GNU General Public License v2 EAPI=8 DISTUTILS_EXT=1 DISTUTILS_USE_PEP517=setuptools PYTHON_COMPAT=( python3_{10..13} ) inherit distutils-r1 DESCRIPTION="High performance simulator for quantum circuits that includes noise models" HOMEPAGE=" https://github.com/Qiskit/qiskit-aer/ https://pypi.org/project/qiskit-aer/ " SRC_URI=" https://github.com/Qiskit/qiskit-aer/archive/${PV}.tar.gz -> ${P}.gh.tar.gz " LICENSE="Apache-2.0" SLOT="0" KEYWORDS="~amd64" # The reference implementation of BLAS/CBLAS is not compatible with qiskit-aer right now, # because importing library causes an error. # /usr/lib/python3.9/site-packages/qiskit/providers/aer/backends/controller_wrappers.cpython-39-x86_64-linux-gnu.so: undefined symbol: slamch_ # Using sci-libs/openblas instead here, # with the option to switch between reference/openblas implementation runtime (eselect-ldso). # # <nlohmann_json-3.10.3 for https://github.com/Qiskit/qiskit-aer/issues/1742 DEPEND=" >=dev-python/numpy-1.16.3[${PYTHON_USEDEP}] <dev-cpp/nlohmann_json-3.10.3 >=dev-cpp/nlohmann_json-3.1.1 >=dev-libs/spdlog-1.9.2:= >=dev-cpp/muParserX-4.0.8 virtual/cblas[eselect-ldso] sci-libs/openblas[eselect-ldso] " RDEPEND=" ${DEPEND} >=dev-python/psutil-5[${PYTHON_USEDEP}] >=dev-python/qiskit-1.1.0[${PYTHON_USEDEP}] >=dev-python/scipy-1.0[${PYTHON_USEDEP}] " BDEPEND=" >=dev-build/cmake-3.17 >=dev-python/scikit-build-0.11.0[${PYTHON_USEDEP}] >=dev-python/pybind11-2.6[${PYTHON_USEDEP}] test? ( dev-python/ddt[${PYTHON_USEDEP}] dev-python/fixtures[${PYTHON_USEDEP}] ) " EPYTEST_XDIST=1 distutils_enable_tests pytest check_openblas() { local libdir=$(get_libdir) me="openblas" # check blas local current_blas=$(eselect blas show ${libdir} | cut -d' ' -f2) if [[ ${current_blas} != "${me}" ]]; then eerror "Current eselect: BLAS/CBLAS ($libdir) -> [${current_blas}]." eerror "To use qiskit-aer, you have to issue (as root):" eerror "\t eselect blas set ${libdir} ${me}" return 1 fi return 0 } pkg_setup() { if use test; then check_openblas if [[ $? -ne 0 ]]; then die "Set blas implementation to openblas using 'eselect blas set openblas'!" fi fi } python_prepare_all() { export DISABLE_CONAN="ON" export DISABLE_DEPENDENCY_INSTALL="ON" export SKBUILD_CONFIGURE_OPTIONS="-DTEST_JSON=1" distutils-r1_python_prepare_all } python_test() { local EPYTEST_DESELECT=( # requires qiskit_qasm3_import test/terra/backends/aer_simulator/test_save_statevector.py::TestSaveStatevector::test_save_statevector_for_qasm3_circuit_1___automatic____CPU__ test/terra/backends/aer_simulator/test_save_statevector.py::TestSaveStatevector::test_save_statevector_for_qasm3_circuit_2___statevector____CPU__ test/terra/backends/aer_simulator/test_save_statevector.py::TestSaveStatevector::test_save_statevector_for_qasm3_circuit_3___matrix_product_state____CPU__ test/terra/backends/aer_simulator/test_save_statevector.py::TestSaveStatevector::test_save_statevector_for_qasm3_circuit_4___extended_stabilizer____CPU__ ) local EPYTEST_IGNORE=( # TODO: qiskit.providers.aer? wtf? test/terra/expression/test_classical_expressions.py ) # From tox.ini/tests.yml in CI # Needed to suppress a warning in jupyter-core 5.x by eagerly migrating to # a new internal interface that will be the default in jupyter-core 6.x. # This variable should become redundant on release of jupyter-core 6. local -x JUPYTER_PLATFORM_DIRS=1 rm -rf qiskit_aer || die local -x PYTEST_DISABLE_PLUGIN_AUTOLOAD=1 epytest -s } pkg_postinst() { check_openblas }