{ lib , buildPythonPackage , fetchPypi , setuptools_scm , cython , numpy , msgpack , pytest , python }: buildPythonPackage rec { pname = "numcodecs"; version = "0.6.3"; src = fetchPypi { inherit pname version; sha256 = "086qwlyi01rpgyyyy8bmhh9i7hpksyz33ldci3wdwmhiblyl362y"; }; nativeBuildInputs = [ setuptools_scm cython ]; propagatedBuildInputs = [ numpy msgpack ]; checkInputs = [ pytest ]; checkPhase = '' pytest $out/${python.sitePackages}/numcodecs -k "not test_backwards_compatibility" ''; meta = with lib;{ homepage = https://github.com/alimanfoo/numcodecs; license = licenses.mit; description = "Buffer compression and transformation codecs for use in data storage and communication applications"; maintainers = [ maintainers.costrouc ]; }; }