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{
lib,
stdenv,
buildPythonPackage,
fetchFromGitHub,
# nativeBuildInputs
ninja,
which,
# buildInputs
pybind11,
torch,
# dependencies
addict,
mmengine,
numpy,
packaging,
pillow,
pyyaml,
yapf,
# tests
lmdb,
onnx,
onnxruntime,
pytestCheckHook,
pyturbojpeg,
scipy,
tifffile,
torchvision,
}:
let
inherit (torch) cudaCapabilities cudaPackages cudaSupport;
inherit (cudaPackages) backendStdenv;
in
buildPythonPackage rec {
pname = "mmcv";
version = "2.2.0";
pyproject = true;
src = fetchFromGitHub {
owner = "open-mmlab";
repo = "mmcv";
tag = "v${version}";
hash = "sha256-NNF9sLJWV1q6uBE73LUW4UWwYm4TBMTBJjJkFArBmsc=";
};
postPatch =
# Fails in python >= 3.13
# exec(compile(f.read(), version_file, "exec")) does not populate the locals() namesp
# In python 3.13, the locals() dictionary in a function does not automatically update with
# changes made by exec().
# https://peps.python.org/pep-0558/
''
substituteInPlace setup.py \
--replace-fail "cpu_use = 4" "cpu_use = $NIX_BUILD_CORES" \
--replace-fail "return locals()['__version__']" "return '${version}'"
'';
nativeBuildInputs = [
ninja
which
];
buildInputs = [
pybind11
torch
]
++ lib.optionals cudaSupport (
with cudaPackages;
[
cuda_cudart # cuda_runtime.h
cuda_cccl # <thrust/*>
libcublas # cublas_v2.h
libcusolver # cusolverDn.h
libcusparse # cusparse.h
]
);
dependencies = [
addict
mmengine
numpy
packaging
pillow
pyyaml
yapf
# opencv4
# torch
];
env.CUDA_HOME = lib.optionalString cudaSupport (lib.getDev cudaPackages.cuda_nvcc);
preConfigure = ''
export MMCV_WITH_OPS=1
''
+ lib.optionalString cudaSupport ''
export CC=${lib.getExe' backendStdenv.cc "cc"}
export CXX=${lib.getExe' backendStdenv.cc "c++"}
export TORCH_CUDA_ARCH_LIST="${lib.concatStringsSep ";" cudaCapabilities}"
export FORCE_CUDA=1
'';
pythonImportsCheck = [ "mmcv" ];
nativeCheckInputs = [
lmdb
onnx
onnxruntime
pytestCheckHook
pyturbojpeg
scipy
tifffile
torchvision
];
# remove the conflicting source directory
preCheck = ''
rm -rf mmcv
'';
# test_cnn test_ops really requires gpus to be useful.
# some of the tests take exceedingly long time.
# the rest of the tests are disabled due to sandbox env.
disabledTests = [
"test_cnn"
"test_ops"
"test_fileclient"
"test_load_model_zoo"
"test_processing"
"test_checkpoint"
"test_hub"
"test_reader"
]
++ lib.optionals (stdenv.hostPlatform.isLinux && stdenv.hostPlatform.isAarch64) [
# flaky numerical tests (AssertionError)
"test_ycbcr2rgb"
"test_ycbcr2bgr"
"test_tensor2imgs"
];
meta = {
description = "Foundational Library for Computer Vision Research";
homepage = "https://github.com/open-mmlab/mmcv";
changelog = "https://github.com/open-mmlab/mmcv/releases/tag/v${version}";
license = with lib.licenses; [ asl20 ];
maintainers = with lib.maintainers; [ rxiao ];
};
}
|
