{stdenv, python27Packages, kombu, pytz, billiard}: python27Packages.buildPythonPackage rec {
  pname = "celery";
  version = "3.1.23";
  format = "setuptools";

  src = python27Packages.fetchPypi {
    inherit pname version;
    extension = "tar.gz";
    hash = "sha256-GjWcgVg3+dvxk6fbxq3a+jRhLAd/9wxm47FuFO69JBg=";
  };

  propagatedBuildInputs = [python27Packages.setuptools kombu pytz billiard];
}