using (Py.GIL())
            {
                dynamic socket = Py.Import("socket");
                Console.WriteLine($"socket.SO_KEEPALIVE: {socket.SO_KEEPALIVE}"); // 8

                try
                {
                    var tcp_keepidle = socket.TCP_KEEPIDLE;
                }
                catch (Exception e)
                {
                    Console.WriteLine($"socket.TCP_KEEPIDLE error: {e.Message}");

                }
            }

import socket 
socket.__dir__()

                dynamic socket = Py.Import("socket");
                dynamic dir_result = socket.__dir__();
                string[] dir_result_list = dir_result.As<string[]>();

            string py_path = Path.Combine(XSPkgPythonPath) + Path.PathSeparator.ToString();  // my local python packages
            py_path += Path.Combine(PythonEmbededPath, "DLLs") + Path.PathSeparator.ToString();
            py_path += Path.Combine(PythonEmbededPath, "Lib") + Path.PathSeparator.ToString();
            py_path += PythonEmbededPath + Path.PathSeparator.ToString();
            py_path += Path.Combine(PythonEmbededPath, "Lib", "site-packages") + Path.PathSeparator.ToString();
            py_path += Path.Combine(PythonEmbededPath, "Lib", "site-packages", "win32") + Path.PathSeparator.ToString();
            py_path += Path.Combine(PythonEmbededPath, "Lib", "site-packages", "win32", "lib") + Path.PathSeparator.ToString();
            py_path += Path.Combine(PythonEmbededPath, "Lib", "site-packages", "pythonwin");

           Runtime.PythonDLL = Path.Combine(PythonEmbededPath, "python313.dll");
           PythonEngine.PythonHome = PythonEmbededPath;  
           PythonEngine.PythonPath = py_path;
           PthonEngine.Initialize();
           PythonEngine.BeginAllowThreads();