Files
nixpkgs/pkgs/development/python-modules/exllamav3/default.nix
T
2026-03-09 14:23:11 +02:00

103 lines
2.2 KiB
Nix

{
lib,
fetchFromGitHub,
buildPythonPackage,
cudaPackages,
nix-update-script,
setuptools,
flash-attn,
formatron,
kbnf,
marisa-trie,
ninja,
numpy,
pillow,
pydantic,
pyyaml,
rich,
safetensors,
tokenizers,
torch,
typing-extensions,
}:
let
newerThanTuring = lib.filter (version: lib.versionOlder "7.9" version) torch.cudaCapabilities;
in
buildPythonPackage (finalAttrs: {
pname = "exllamav3";
version = "0.0.24";
pyproject = true;
src = fetchFromGitHub {
owner = "turboderp-org";
repo = "exllamav3";
tag = "v${finalAttrs.version}";
hash = "sha256-cNYQuGfUpbqSvYD8335zdZbHIqBH0QK1aK+j0WCY+LE=";
};
pythonRelaxDeps = [
"pydantic"
];
build-system = [
setuptools
];
nativeBuildInputs = [
ninja
];
buildInputs = lib.optionals torch.cudaSupport [
cudaPackages.cuda_cudart # cuda_runtime.h
cudaPackages.libcusparse # cusparse.h
cudaPackages.libcublas # cublas_v2.h
cudaPackages.libcusolver # cusolverDn.h
cudaPackages.libcurand # curand_kernel.h
];
dependencies = [
flash-attn
formatron
kbnf
marisa-trie
numpy
pillow
pydantic
pyyaml
rich
safetensors
tokenizers
torch
typing-extensions
];
env = lib.optionalAttrs torch.cudaSupport {
CUDA_HOME = lib.getDev cudaPackages.cuda_nvcc;
# exllamav3 only supports turing or newer GPUs
# https://github.com/turboderp-org/exllamav3/issues/44
TORCH_CUDA_ARCH_LIST = lib.concatStringsSep ";" newerThanTuring;
};
pythonImportsCheck = [ "exllamav3" ];
# Tests require GPU hardware and external model files
doCheck = false;
passthru.updateScript = nix-update-script { };
meta = {
description = "Quantization and inference library for running LLMs locally on modern consumer-class GPUs";
homepage = "https://github.com/turboderp-org/exllamav3";
changelog = "https://github.com/turboderp-org/exllamav3/releases/tag/${finalAttrs.src.tag}";
license = lib.licenses.mit;
platforms = [
"x86_64-windows"
"x86_64-linux"
];
broken = !torch.cudaSupport; # Package requires CUDA for functionality
maintainers = with lib.maintainers; [ BatteredBunny ];
};
})