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{
lib,
buildPythonPackage,
cbor2,
docopt,
fetchFromGitHub,
jsonconversion,
py-build-cmake,
pytestCheckHook,
tabulate,
}:
buildPythonPackage (finalAttrs: {
pname = "amazon-ion";
version = "0.14.6";
pyproject = true;
src = fetchFromGitHub {
owner = "amazon-ion";
repo = "ion-python";
tag = "v${finalAttrs.version}";
# Test vectors require git submodule
fetchSubmodules = true;
leaveDotGit = true; # During ion-c submodule build git history/hash used to infer version
postFetch = ''
# Generated file should match output of command in src/ion-c/cmake/VersionHeader.cmake
# Run Git before creating any files to avoid triggering false dirty suffix.
(cd "$out/src/ion-c" && v="$(git describe --long --tags --dirty --match "v*")" && echo -n "$v" > .nixpkgs-patching-IONC_FULL_VERSION.txt)
# Based on https://github.com/NixOS/nixpkgs/blob/183125f9/pkgs/build-support/fetchgit/nix-prefetch-git#L358
find "$out" -name .git -exec rm -rf '{}' '+'
'';
hash = "sha256-W4QhRhQEHUlRAS8kYe/GxHawyj5tj6v3BHb9mEdMYL8=";
};
postPatch = ''
# Ion-C infers version based on Git. But there are issues with making .git folders deterministic.
# See https://github.com/NixOS/nixpkgs/issues/8567
# Hence, we'll inject version ourselves
substituteInPlace src/ion-c/CMakeLists.txt \
--replace-fail 'set(IONC_FULL_VERSION "v''${CMAKE_PROJECT_VERSION}-0-g000000")' \
"set(IONC_FULL_VERSION \"$(cat src/ion-c/.nixpkgs-patching-IONC_FULL_VERSION.txt)\")"
'';
build-system = [
py-build-cmake
];
dependencies = [
jsonconversion
];
nativeCheckInputs = [
cbor2
docopt
pytestCheckHook
tabulate
];
disabledTestPaths = [
# Exclude benchmarks
"tests/test_benchmark*.py"
];
pythonImportsCheck = [
"amazon.ion"
"amazon._ioncmodule" # C extension module for speedup
];
meta = {
description = "Python implementation of Amazon Ion";
homepage = "https://github.com/amazon-ion/ion-python";
changelog = "https://github.com/amazon-ion/ion-python/releases/tag/${finalAttrs.src.tag}";
sourceProvenance = with lib.sourceTypes; [
fromSource
binaryNativeCode
];
license = lib.licenses.asl20;
maintainers = with lib.maintainers; [ terlar ];
};
})
|
