61 lines
1.4 KiB
Nix
61 lines
1.4 KiB
Nix
{ lib
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, buildPythonPackage
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, pkgs
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, numpy
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, scipy
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, mpi
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, enum34
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, protobuf
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, pip
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, python
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, swig
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}:
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let
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cntk = pkgs.cntk;
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in
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buildPythonPackage {
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inherit (cntk) name version src;
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nativeBuildInputs = [ swig mpi ];
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buildInputs = [ cntk mpi ];
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propagatedBuildInputs = [ numpy scipy enum34 protobuf pip ];
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CNTK_LIB_PATH = "${cntk}/lib";
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CNTK_COMPONENT_VERSION = cntk.version;
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CNTK_VERSION = cntk.version;
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CNTK_VERSION_BANNER = cntk.version;
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postPatch = ''
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cd bindings/python
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sed -i 's,"libmpi.so.12","${mpi}/lib/libmpi.so",g' cntk/train/distributed.py
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# Remove distro and libs checks; they aren't compatible with NixOS and besides we guarantee
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# compatibility by providing a package.
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cat <<EOF > cntk/cntk_py_init.py
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def cntk_check_distro_info():
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pass
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def cntk_check_libs():
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pass
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EOF
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'';
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postInstall = ''
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rm -rf $out/${python.sitePackages}/cntk/libs
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ln -s ${cntk}/lib $out/${python.sitePackages}/cntk/libs
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# It's not installed for some reason.
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cp cntk/cntk_py.py $out/${python.sitePackages}/cntk
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'';
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# Actual tests are broken.
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checkPhase = ''
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cd $NIX_BUILD_TOP
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${python.interpreter} -c "import cntk"
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'';
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meta = {
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inherit (cntk.meta) homepage description license maintainers platforms;
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# doesn't support Python 3.7
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broken = lib.versionAtLeast python.version "3.7";
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};
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}
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