{ lib, stdenv, fetchurl, makeWrapper, jre }: stdenv.mkDerivation rec { pname = "jython"; version = "2.7.2b3"; src = fetchurl { url = "http://search.maven.org/remotecontent?filepath=org/python/jython-standalone/${version}/jython-standalone-${version}.jar"; sha256 = "142285hd9mx0nx5zw0jvkpqkb4kbhgyyy52p5bj061ya8bg5jizy"; }; nativeBuildInputs = [ makeWrapper ]; dontUnpack = true; installPhase = '' mkdir -pv $out/bin cp $src $out/jython.jar makeWrapper ${jre}/bin/java $out/bin/jython --add-flags "-jar $out/jython.jar" ''; meta = { description = "Python interpreter written in Java"; homepage = "https://jython.org/"; license = lib.licenses.psfl; platforms = jre.meta.platforms; }; }