{ lib, stdenv, pythonAtLeast, pythonOlder, fetchFromGitHub, python, buildPythonPackage, setuptools, numpy, numpy_1, llvmlite, replaceVars, writers, numba, pytestCheckHook, config, # CUDA-only dependencies: addDriverRunpath, autoAddDriverRunpath, cudaPackages, # CUDA flags: cudaSupport ? config.cudaSupport, testsWithoutSandbox ? false, doFullCheck ? false, }: let cudatoolkit = cudaPackages.cuda_nvcc; in buildPythonPackage rec { version = "0.61.0"; pname = "numba"; pyproject = true; disabled = pythonOlder "3.10" || pythonAtLeast "3.14"; src = fetchFromGitHub { owner = "numba"; repo = "numba"; tag = version; # Upstream uses .gitattributes to inject information about the revision # hash and the refname into `numba/_version.py`, see: # # - https://git-scm.com/docs/gitattributes#_export_subst and # - https://github.com/numba/numba/blame/5ef7c86f76a6e8cc90e9486487294e0c34024797/numba/_version.py#L25-L31 postFetch = '' sed -i 's/git_refnames = "[^"]*"/git_refnames = " (tag: ${src.tag})"/' $out/numba/_version.py ''; hash = "sha256-d09armWFI55fqyYCzZNVOq6f5b8BTk0s8fjU0OGrNgo="; }; postPatch = '' substituteInPlace numba/cuda/cudadrv/driver.py \ --replace-fail \ "dldir = [" \ "dldir = [ '${addDriverRunpath.driverLink}/lib', " substituteInPlace setup.py \ --replace-fail \ 'max_numpy_run_version = "2.2"' \ 'max_numpy_run_version = "3"' substituteInPlace numba/__init__.py \ --replace-fail \ 'numpy_version > (2, 1)' \ 'numpy_version >= (3, 0)' ''; env.NIX_CFLAGS_COMPILE = lib.optionalString stdenv.hostPlatform.isDarwin "-I${lib.getInclude stdenv.cc.libcxx}/include/c++/v1"; build-system = [ setuptools numpy ]; nativeBuildInputs = lib.optionals cudaSupport [ autoAddDriverRunpath cudaPackages.cuda_nvcc ]; buildInputs = lib.optionals cudaSupport [ cudaPackages.cuda_cudart ]; pythonRelaxDeps = [ "numpy" ]; dependencies = [ numpy llvmlite ]; patches = lib.optionals cudaSupport [ (replaceVars ./cuda_path.patch { cuda_toolkit_path = cudatoolkit; cuda_toolkit_lib_path = lib.getLib cudatoolkit; }) ]; nativeCheckInputs = [ pytestCheckHook ]; preCheck = '' export HOME="$(mktemp -d)" # https://github.com/NixOS/nixpkgs/issues/255262 cd $out ''; pytestFlagsArray = lib.optionals (!doFullCheck) [ # These are the most basic tests. Running all tests is too expensive, and # some of them fail (also differently on different platforms), so it will # be too hard to maintain such a `disabledTests` list. "${python.sitePackages}/numba/tests/test_usecases.py" ]; disabledTests = lib.optionals (stdenv.hostPlatform.isLinux && stdenv.hostPlatform.isAarch64) [ # captured stderr: Fatal Python error: Segmentation fault "test_sum1d_pyobj" ]; disabledTestPaths = lib.optionals (!testsWithoutSandbox) [ # See NOTE near passthru.tests.withoutSandbox "${python.sitePackages}/numba/cuda/tests" ]; pythonImportsCheck = [ "numba" ]; passthru.testers.cuda-detect = writers.writePython3Bin "numba-cuda-detect" { libraries = [ (numba.override { cudaSupport = true; }) ]; } '' from numba import cuda cuda.detect() ''; passthru.tests = { # CONTRIBUTOR NOTE: numba also contains CUDA tests, though these cannot be run in # this sandbox environment. Consider building the derivation below with # --no-sandbox to get a view of how many tests succeed outside the sandbox. withoutSandbox = numba.override { doFullCheck = true; cudaSupport = true; testsWithoutSandbox = true; }; withSandbox = numba.override { cudaSupport = false; doFullCheck = true; testsWithoutSandbox = false; }; numpy_1 = numba.override { numpy = numpy_1; }; }; meta = with lib; { changelog = "https://numba.readthedocs.io/en/stable/release/${version}-notes.html"; description = "Compiling Python code using LLVM"; homepage = "https://numba.pydata.org/"; license = licenses.bsd2; mainProgram = "numba"; }; }