dotlambda
122 lines
3.5 KiB
Nix
122 lines
3.5 KiB
Nix
{
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lib,
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buildPythonPackage,
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cbor2,
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docopt,
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fetchFromGitHub,
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fetchpatch2,
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jsonconversion,
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pytestCheckHook,
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pytest_7,
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setuptools,
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six,
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tabulate,
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cmake,
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}:
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buildPythonPackage rec {
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pname = "amazon-ion";
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version = "0.13.0";
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pyproject = true;
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src = fetchFromGitHub {
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owner = "amazon-ion";
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repo = "ion-python";
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tag = "v${version}";
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# Test vectors require git submodule
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fetchSubmodules = true;
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leaveDotGit = true; # During ion-c submodule build git history/hash used to infer version
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postFetch = ''
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# Generated file should match output of command in ion-c/cmake/VersionHeader.cmake
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# Run Git before creating any files to avoid triggering false dirty suffix.
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(cd "$out/ion-c" && v="$(git describe --long --tags --dirty --match "v*")" && echo -n "$v" > .nixpkgs-patching-IONC_FULL_VERSION.txt)
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# Based on https://github.com/NixOS/nixpkgs/blob/183125f9/pkgs/build-support/fetchgit/nix-prefetch-git#L358
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find "$out" -name .git -exec rm -rf '{}' '+'
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'';
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hash = "sha256-VBbxGXPAwS3jwEsm64yEKqJKVKGvPStboLjHoRcoonE=";
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};
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patches = [
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# backport changes that adapt code to more strict compilers
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(fetchpatch2 {
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name = "46aebb0-Address-incompatible-pointer-errors.patch";
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url = "https://github.com/amazon-ion/ion-c/commit/46aebb0b650a4cf61425ef1a8e78e2443023e853.patch?full_index=1";
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hash = "sha256-5qzSbZV9Oe5soJzkyCtVtWejedLEjAz7yuVotATPmbs=";
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stripLen = 1;
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extraPrefix = "ion-c/";
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})
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];
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postPatch = ''
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substituteInPlace setup.py \
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--replace "'pytest-runner'," ""
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# Ion C building is in _download_ion_c() which will try to remove sources and re-download
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substituteInPlace install.py \
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--replace-fail "isdir(_CURRENT_ION_C_DIR)" "False"
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substituteInPlace install.py \
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--replace-fail "check_call(['git'" "check_call(['true'"
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# Ion-C infers version based on Git. But there are issues with making .git folders deterministic.
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# See https://github.com/NixOS/nixpkgs/issues/8567
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# Hence, we'll inject version ourselves
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substituteInPlace ion-c/cmake/VersionHeader.cmake \
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--replace-fail 'set(IONC_FULL_VERSION "''${CMAKE_PROJECT_VERSION}")' \
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"set(IONC_FULL_VERSION \"$(cat ion-c/.nixpkgs-patching-IONC_FULL_VERSION.txt)\")"
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'';
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build-system = [
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setuptools
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];
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dontUseCmakeConfigure = true; # CMake invoked by install.py
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# Can't use cmakeFlags since we do not control invocation of cmake.
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# But build-release.sh in ion-c is sensitive to this env variable.
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env.CMAKE_FLAGS = "-DCMAKE_SKIP_BUILD_RPATH=ON";
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nativeBuildInputs = [
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cmake
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];
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dependencies = [
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jsonconversion
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six
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];
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nativeCheckInputs = [
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cbor2
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docopt
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(pytestCheckHook.override { pytest = pytest_7; })
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tabulate
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];
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disabledTests = [
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# ValueError: Exceeds the limit (4300) for integer string conversion
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"test_roundtrips"
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];
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disabledTestPaths = [
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# Exclude benchmarks
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"tests/test_benchmark_cli.py"
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];
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pythonImportsCheck = [
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"amazon.ion"
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"amazon.ion.ionc" # C extension module for speedup
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];
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meta = {
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description = "Python implementation of Amazon Ion";
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homepage = "https://github.com/amazon-ion/ion-python";
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changelog = "https://github.com/amazon-ion/ion-python/releases/tag/${src.tag}";
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sourceProvenance = with lib.sourceTypes; [
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fromSource
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binaryNativeCode
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];
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license = lib.licenses.asl20;
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maintainers = with lib.maintainers; [ terlar ];
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};
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}
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