public PythonInteractiveOptions GetOptions(IPythonInterpreterFactory interpreterFactory)
        {
            PythonInteractiveOptions options;

            if (!_options.TryGetValue(interpreterFactory, out options))
            {
                _options[interpreterFactory] = options = ReadOptions(interpreterFactory.GetInterpreterPath() + "\\");
            }
            return(options);
        }