68 lines
1.7 KiB
Nix
68 lines
1.7 KiB
Nix
{ lib
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, symlinkJoin
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, buildPythonPackage
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, fetchFromGitHub
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, ninja
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, which
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, libjpeg_turbo
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, libpng
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, numpy
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, scipy
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, pillow
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, torch
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, pytest
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, cudaSupport ? torch.cudaSupport or false # by default uses the value from torch
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}:
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let
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inherit (torch.cudaPackages) cudatoolkit cudnn;
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cudatoolkit_joined = symlinkJoin {
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name = "${cudatoolkit.name}-unsplit";
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paths = [ cudatoolkit.out cudatoolkit.lib ];
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};
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cudaArchStr = lib.optionalString cudaSupport lib.strings.concatStringsSep ";" torch.cudaArchList;
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in buildPythonPackage rec {
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pname = "torchvision";
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version = "0.13.1";
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src = fetchFromGitHub {
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owner = "pytorch";
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repo = "vision";
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rev = "refs/tags/v${version}";
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hash = "sha256-QlUAFAG6zEDCDSXR5n2CznspU3fT0kbqySzofGLPgK4=";
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};
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nativeBuildInputs = [ libpng ninja which ]
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++ lib.optionals cudaSupport [ cudatoolkit_joined ];
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TORCHVISION_INCLUDE = "${libjpeg_turbo.dev}/include/";
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TORCHVISION_LIBRARY = "${libjpeg_turbo}/lib/";
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buildInputs = [ libjpeg_turbo libpng ]
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++ lib.optionals cudaSupport [ cudnn ];
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propagatedBuildInputs = [ numpy pillow torch scipy ];
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preBuild = lib.optionalString cudaSupport ''
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export TORCH_CUDA_ARCH_LIST="${cudaArchStr}"
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export FORCE_CUDA=1
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'';
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# tries to download many datasets for tests
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doCheck = false;
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checkPhase = ''
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HOME=$TMPDIR py.test test --ignore=test/test_datasets_download.py
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'';
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checkInputs = [ pytest ];
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meta = with lib; {
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description = "PyTorch vision library";
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homepage = "https://pytorch.org/";
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license = licenses.bsd3;
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platforms = with platforms; linux ++ lib.optionals (!cudaSupport) darwin;
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maintainers = with maintainers; [ ericsagnes ];
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};
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}
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