30 lines
970 B
Nix
30 lines
970 B
Nix
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{ fetchPypi, buildPythonPackage, lib, six, singledispatch, isPy3k }:
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buildPythonPackage rec {
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version = "3.4.5";
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pname = "nltk";
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src = fetchPypi {
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inherit pname version;
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extension = "zip";
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sha256 = "153x2clrnigs74jdgnn3qmljdjj4gprmvpdvh49i18ls4m8mbm5y";
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};
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propagatedBuildInputs = [ six ] ++ lib.optional (!isPy3k) singledispatch;
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# Tests require some data, the downloading of which is impure. It would
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# probably make sense to make the data another derivation, but then feeding
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# that into the tests (given that we need nltk itself to download the data,
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# unless there's an easy way to download it without nltk's downloader) might
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# be complicated. For now let's just disable the tests and hope for the
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# best.
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doCheck = false;
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meta = {
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description = "Natural Language Processing ToolKit";
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homepage = "http://nltk.org/";
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license = lib.licenses.asl20;
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maintainers = with lib.maintainers; [ lheckemann ];
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};
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}
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