from __future__ import print_function;
import 
# close open project if necessary:
if projects.primary:
    projects.primary.close()

# opens project
proj = projects.open(r"C:\Testing Integration\Untitled1.project")

# set "Ampel.project" to active application
app = proj.active_application
onlineapp = online.create_online_application(app)

# login to device
onlineapp.login(OnlineChangeOption.Try, True)

# set status of application to "run", if not in "run"
if not onlineapp.application_state == ApplicationState.run:
    onlineapp.start()

# wait 1 second
system.delay(1000)
def TagsCall(*Tags):
    value1 = onlineapp.read_value(Tags[0])
    value2 = onlineapp.read_value(Tags[1])
    value3 = onlineapp.read_value(Tags[2])


TagsCall("POU.GVL.v1Real","POU.GVL.v2Real","POU.GVL.v3Real")
# log out from device and close "Ampel.project"
onlineapp.logout()
proj.close()

using System;
using System.Collections.Generic;
using System.Linq;
using System.Threading.Tasks;

using IronPython.Hosting;
using Microsoft.Scripting.Hosting;
using IronPython.Modules;
using IronPython.Runtime;
using IronPython.Compiler;
using IronPython.Zlib;
using IronPython.SQLite;

namespace Codesys_Adapter
{
    static class Program
    {
        /// <summary>
        /// The main entry point for the application.
        /// </summary>
        [STAThread]
        static void Main(string[] args)
        {
            var ipy = Python.CreateRuntime();
            dynamic test = ipy.UseFile(@"..\\..\ReadVariable.py");
            test.start_element();
            Console.ReadLine();
        }
    }
}