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nixpkgs/pkgs/development/python-modules/nltk/default.nix
Andrey Pavlov 2e9e63195b pythonPackages.nltk: 3.2.5 -> 3.4 (#59204)
Add optional dependency "singledispatch" for python 2.7.
Remove "disabled" attribute from derivation.
2019-04-14 12:38:29 +02:00

39 lines
1.3 KiB
Nix

{ fetchPypi, buildPythonPackage, lib, six, singledispatch, isPy3k, fetchpatch }:
buildPythonPackage rec {
version = "3.4";
pname = "nltk";
src = fetchPypi {
inherit pname version;
extension = "zip";
sha256 = "286f6797204ffdb52525a1d21ec0a221ec68b8e3fa4f2d25f412ac8e63c70e8d";
};
propagatedBuildInputs = [ six ] ++ lib.optional (!isPy3k) singledispatch;
# TODO: remove patch during update to new version
patches = [
(fetchpatch {
url = https://github.com/nltk/nltk/commit/3966111cbf2f35fb86082b2f12acd90d75e9b8bb.patch;
includes = [ "setup.py" ];
sha256 = "1sxafnvf6nzv6d996xc1rys06x62s36swgpfqhsyh6l1lj7y38jw";
})
];
# Tests require some data, the downloading of which is impure. It would
# probably make sense to make the data another derivation, but then feeding
# that into the tests (given that we need nltk itself to download the data,
# unless there's an easy way to download it without nltk's downloader) might
# be complicated. For now let's just disable the tests and hope for the
# best.
doCheck = false;
meta = {
description = "Natural Language Processing ToolKit";
homepage = http://nltk.org/;
license = lib.licenses.asl20;
maintainers = with lib.maintainers; [ lheckemann ];
};
}