{ lib, buildPythonPackage, fetchPypi, python }: buildPythonPackage rec { pname = "pytz"; version = "2021.1"; src = fetchPypi { inherit pname version; sha256 = "sha256-g6SpCJS/OOJDzwUsi1jzgb/pp6SD9qnKsUC8f3AqxNo="; }; checkPhase = '' ${python.interpreter} -m unittest discover -s pytz/tests ''; pythonImportsCheck = [ "pytz" ]; meta = with lib; { description = "World timezone definitions, modern and historical"; homepage = "https://pythonhosted.org/pytz"; license = licenses.mit; maintainers = with maintainers; [ dotlambda ]; }; }