{ lib, buildPythonPackage, fetchPypi, python, packaging, unittest2 }: buildPythonPackage rec { pname = "deprecation"; version = "2.0.3"; src = fetchPypi { inherit pname version; sha256 = "af3180b9aa53e5d3e0ff23934bd14963c7d6effd39c5c8c21973bf1dff8e8479"; }; propagatedBuildInputs = [ packaging ]; checkInputs = [ unittest2 ]; checkPhase = '' ${python.interpreter} -m unittest discover ''; meta = with lib; { description = "A library to handle automated deprecations"; homepage = https://deprecation.readthedocs.io/; license = licenses.asl20; }; }