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{ stdenv, lib, buildPythonPackage, fetchPypi, python, zlib, clang
, ncurses, pytest, docutils, pygments, numpy, scipy, scikitlearn }:
buildPythonPackage rec {
pname = "vowpalwabbit";
version = "8.8.0";
src = fetchPypi{
inherit pname version;
sha256 = "bd4c7e49a6ddaa1afedf97b22b822c7322328d686d45151b47a5127fc409c2af";
};
# Should be fixed in next Python release after 8.5.0:
# https://github.com/JohnLangford/vowpal_wabbit/pull/1533
patches = [
./vowpal-wabbit-find-boost.diff
];
# vw tries to write some explicit things to home
# python installed: The directory '/homeless-shelter/.cache/pip/http'
preInstall = ''
export HOME=$PWD
'';
nativeBuildInputs = [ clang ];
buildInputs = [ python.pkgs.boost zlib.dev ncurses pytest docutils pygments ];
propagatedBuildInputs = [ numpy scipy scikitlearn ];
# Python ctypes.find_library uses DYLD_LIBRARY_PATH.
preConfigure = lib.optionalString stdenv.isDarwin ''
export DYLD_LIBRARY_PATH="${python.pkgs.boost}/lib"
'';
checkPhase = ''
# check-manifest requires a git clone, not a tarball
# check-manifest --ignore "Makefile,PACKAGE.rst,*.cc,tox.ini,tests*,examples*,src*"
${python.interpreter} setup.py check -mrs
'';
meta = with lib; {
description = "Vowpal Wabbit is a fast machine learning library for online learning, and this is the python wrapper for the project.";
homepage = https://github.com/JohnLangford/vowpal_wabbit;
license = licenses.bsd3;
broken = stdenv.isAarch64;
maintainers = with maintainers; [ teh ];
};
}
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