{ stdenv, buildPythonPackage, fetchPypi , pytest, heapdict, pythonOlder }: buildPythonPackage rec { pname = "zict"; version = "2.0.0"; src = fetchPypi { inherit pname version; sha256 = "8e2969797627c8a663575c2fc6fcb53a05e37cdb83ee65f341fc6e0c3d0ced16"; }; disabled = pythonOlder "3.6"; buildInputs = [ pytest ]; propagatedBuildInputs = [ heapdict ]; meta = with stdenv.lib; { description = "Mutable mapping tools."; homepage = "https://github.com/dask/zict"; license = licenses.bsd3; maintainers = with maintainers; [ teh ]; }; }