python3Packages.lib50: 3.0.12 -> 3.1.1 (#428809)

buildPythonPackage rec {

  pname = "lib50";

  version = "3.0.12";

  version = "3.1.1";

  pyproject = true;

  # latest GitHub release is several years old. Pypi is up to date.

  src = fetchPypi {

    pname = "lib50";

    inherit version;

    hash = "sha256-Fc4Hb1AbSeetK3gH1/dRCUfHGDlMzfzgF1cnK3Se01U=";

    hash = "sha256-DSAYgtce9lU9dlfLejdIH9K8jVeNaPl0wSqStMgwUD4=";

  };

  build-system = [ setuptools ];