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{
lib,
buildPythonPackage,
cvxopt,
cvxpy,
cython_0,
fetchFromGitHub,
ipython,
matplotlib,
numpy,
oldest-supported-numpy,
packaging,
pytest-rerunfailures,
pytestCheckHook,
python,
pythonOlder,
scipy,
setuptools,
}:
buildPythonPackage rec {
pname = "qutip";
version = "5.0.2";
pyproject = true;
disabled = pythonOlder "3.7";
src = fetchFromGitHub {
owner = pname;
repo = pname;
rev = "refs/tags/v${version}";
hash = "sha256-lMPzgmUaoEQB5TzmqEJFiFTuS3AGpyMMjPHlPUKTLvk=";
};
nativeBuildInputs = [
cython_0
setuptools
oldest-supported-numpy
];
propagatedBuildInputs = [
numpy
packaging
scipy
];
nativeCheckInputs = [
pytestCheckHook
pytest-rerunfailures
] ++ lib.flatten (builtins.attrValues passthru.optional-dependencies);
# QuTiP tries to access the home directory to create an rc file for us.
# We need to go to another directory to run the tests from there.
# This is due to the Cython-compiled modules not being in the correct location
# of the source tree.
preCheck = ''
export HOME=$(mktemp -d);
export OMP_NUM_THREADS=$NIX_BUILD_CORES
mkdir -p test && cd test
'';
# For running tests, see https://qutip.org/docs/latest/installation.html#verifying-the-installation
checkPhase = ''
runHook preCheck
${python.interpreter} -c "import qutip.testing; qutip.testing.run()"
runHook postCheck
'';
pythonImportsCheck = [ "qutip" ];
passthru.optional-dependencies = {
graphics = [ matplotlib ];
ipython = [ ipython ];
semidefinite = [
cvxpy
cvxopt
];
};
meta = with lib; {
description = "Open-source software for simulating the dynamics of closed and open quantum systems";
homepage = "https://qutip.org/";
changelog = "https://github.com/qutip/qutip/releases/tag/v${version}";
license = licenses.bsd3;
maintainers = with maintainers; [ fabiangd ];
};
}
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