private List<String> getScriptTypeVars() {
		// all this for only two typing.TypeVar
		// at least this is future proof
		Set<String> vars = new HashSet<>(api.getTypeVars());
		vars.addAll(script.getTypeVars());

		List<String> res = new ArrayList<>(vars);
		res.sort(null);
		return res;
	}
Gets a list of TypeVars needed by this package

@return the list of TypeVars
GhidraBuild/BuildFiles/Doclets/src/main/java/ghidra/doclets/typestubs/GhidraBuiltinsBuilder.java