mirror of
https://github.com/NixOS/nixpkgs.git
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67 lines
1.4 KiB
Nix
67 lines
1.4 KiB
Nix
{
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lib,
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buildPythonPackage,
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fetchPypi,
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numpy,
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pytestCheckHook,
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setuptools,
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# sets NUMEXPR_NUM_THREADS and OMP_NUM_THREADS for packages
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# invoking numexpr during checkPhase/installCheckPhase to
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# avoid overloading builders with excessive parallelism
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# See also: https://numexpr.readthedocs.io/en/latest/user_guide.html#threadpool-configuration
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checkPhaseThreadLimitHook,
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}:
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buildPythonPackage rec {
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pname = "numexpr";
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version = "2.14.1";
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pyproject = true;
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src = fetchPypi {
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inherit pname version;
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hash = "sha256-S+ALEIbHt6XDLjFVgSK3uAJD/gmFebFwln2oPzFStIs=";
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};
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build-system = [
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setuptools
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numpy
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];
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dependencies = [ numpy ];
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preBuild = ''
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# Remove existing site.cfg, use the one we built for numpy
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ln -s ${numpy.cfg} site.cfg
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'';
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nativeCheckInputs = [ pytestCheckHook ];
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propagatedNativeBuildInputs = [
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checkPhaseThreadLimitHook
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];
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preCheck = ''
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pushd $out
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'';
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postCheck = ''
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popd
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'';
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disabledTests = [
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# fails on computers with more than 8 threads
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# https://github.com/pydata/numexpr/issues/479
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"test_numexpr_max_threads_empty_string"
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"test_omp_num_threads_empty_string"
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];
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pythonImportsCheck = [ "numexpr" ];
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meta = {
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description = "Fast numerical array expression evaluator for NumPy";
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homepage = "https://github.com/pydata/numexpr";
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license = lib.licenses.mit;
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maintainers = [ ];
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};
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}
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