{ lib, stdenv, buildPythonPackage, fetchpatch, fetchPypi, setuptools, setuptools-scm, cython, numpy, msgpack, py-cpuinfo, pytestCheckHook, python, pythonOlder, }: buildPythonPackage rec { pname = "numcodecs"; version = "0.12.1"; pyproject = true; disabled = pythonOlder "3.8"; src = fetchPypi { inherit pname version; hash = "sha256-BdkaQzcz5+7yaNfoDsImoCMtokQolhSo84JpAa7BCY4="; }; patches = [ # https://github.com/zarr-developers/numcodecs/pull/487 (fetchpatch { name = "fix-tests.patch"; url = "https://github.com/zarr-developers/numcodecs/commit/4896680087d3ff1f959401c51cf5aea0fd56554e.patch"; hash = "sha256-+lMWK5IsNzJ7H2SmLckgxbSSRIIcC7FtGYSBKQtuo+Y="; }) ]; nativeBuildInputs = [ setuptools setuptools-scm cython py-cpuinfo ]; propagatedBuildInputs = [ numpy ]; passthru.optional-dependencies = { msgpack = [ msgpack ]; # zfpy = [ zfpy ]; }; preBuild = if (stdenv.hostPlatform.isx86 && !stdenv.hostPlatform.avx2Support) then '' export DISABLE_NUMCODECS_AVX2= '' else null; nativeCheckInputs = [ pytestCheckHook msgpack ]; pytestFlagsArray = [ "$out/${python.sitePackages}/numcodecs" ]; disabledTests = [ "test_backwards_compatibility" "test_encode_decode" "test_legacy_codec_broken" "test_bytes" # ValueError: setting an array element with a sequence. The requested array has an inhomogeneous shape after 1 dimensions. The detected shape was (3,) + inhomogeneous part. # with numpy 1.24 "test_non_numpy_inputs" ]; meta = with lib; { homepage = "https://github.com/zarr-developers/numcodecs"; license = licenses.mit; description = "Buffer compression and transformation codecs for use in data storage and communication applications"; maintainers = [ ]; }; }