nixpkgs/pkgs/development/python-modules/qiskit-aer/default.nix
Drew Risinger ab4336f7b7 python3Packages.qiskit-aer: only enable on x86_64
Build was failing on ofborg on platforms.aarch64 due to
missing muparserx library built for aarch64. Added notes about
this issue & when build could be expanded.
2020-04-06 12:03:07 -04:00

104 lines
2.5 KiB
Nix

{ lib
, pythonOlder
, buildPythonPackage
, fetchFromGitHub
, cmake
, cvxpy
, cython
, numpy
, openblas
, pybind11
, scikit-build
, spdlog
# Check Inputs
, qiskit-terra
, pytestCheckHook
, python
}:
buildPythonPackage rec {
pname = "qiskit-aer";
version = "0.4.1";
disabled = pythonOlder "3.5";
src = fetchFromGitHub {
owner = "Qiskit";
repo = pname;
rev = version;
fetchSubmodules = true; # fetch muparserx and other required libraries
sha256 = "1j2pv6jx5dlzanjp1qnf32s53d8jrlpv96nvymznkcnjvqn60gv9";
};
nativeBuildInputs = [
cmake
scikit-build
];
buildInputs = [
openblas
spdlog
];
propagatedBuildInputs = [
cvxpy
cython # generates some cython files at runtime that need to be cython-ized
numpy
pybind11
];
prePatch = ''
# remove dependency on PyPi cmake package, which isn't in Nixpkgs
substituteInPlace setup.py --replace "'cmake'" ""
'';
dontUseCmakeConfigure = true;
cmakeFlags = [
"-DBUILD_TESTS=True"
"-DAER_THRUST_BACKEND=OMP"
];
# Needed to find qiskit.providers.aer modules in cython. This exists in GitHub, don't know why it isn't copied by default
postFixup = ''
touch $out/${python.sitePackages}/qiskit/__init__.pxd
'';
# *** Testing ***
pythonImportsCheck = [
"qiskit.providers.aer"
"qiskit.providers.aer.backends.qasm_simulator"
"qiskit.providers.aer.backends.controller_wrappers" # Checks C++ files built correctly. Only exists if built & moved to output
];
checkInputs = [
qiskit-terra
pytestCheckHook
];
dontUseSetuptoolsCheck = true; # Otherwise runs tests twice
preCheck = ''
# Tests include a compiled "circuit" which is auto-built in $HOME
export HOME=$(mktemp -d)
# move tests b/c by default try to find (missing) cython-ized code in /build/source dir
cp -r test $HOME
# Add qiskit-aer compiled files to cython include search
pushd $HOME
'';
postCheck = ''
popd
'';
meta = with lib; {
description = "High performance simulators for Qiskit";
homepage = "https://github.com/QISKit/qiskit-aer";
license = licenses.asl20;
maintainers = with maintainers; [ drewrisinger ];
# Doesn't build on aarch64 (libmuparserx issue).
# Can fix by building muparserx from source (https://github.com/beltoforion/muparserx)
# or in future updates (e.g. Raspberry Pi enabled via https://github.com/Qiskit/qiskit-aer/pull/651 & https://github.com/Qiskit/qiskit-aer/pull/660)
platforms = platforms.x86_64;
};
}