{ mkDerivation, base, binary, bytestring, directory, fetchurl
, hspec, vector
}:
mkDerivation {
  pname = "mnist-idx";
  version = "0.1.2.8";
  src = fetchurl {
    url = "http://example.org/";
    sha256 = "abc";
  };
  libraryHaskellDepends = [ base binary bytestring vector ];
  testHaskellDepends = [ base binary directory hspec vector ];
  homepage = "https://github.com/kryoxide/mnist-idx/";
  description = "Read and write IDX data that is used in e.g. the MNIST database.";
  license = stdenv.lib.licenses.lgpl3;
}