Create PyRunner.cs

StabilityMatrix/PyRunner.cs

@@ -0,0 +1,50 @@
+using System;
+using System.Diagnostics;
+using System.IO;
+using System.Threading.Tasks;
+using Python.Runtime;
+
+namespace StabilityMatrix;
+
+internal static class PyRunner
+{
+    private const string RelativeDllPath = @"Assets\Python310\python310.dll";
+    public static string DllPath => Path.Combine(AppDomain.CurrentDomain.BaseDirectory, RelativeDllPath);
+
+    public static PyIOStream StdOutStream;
+    public static PyIOStream StdErrStream;
+
+    public static async void Initialize()
+    {
+        if (PythonEngine.IsInitialized) return;
+
+        // Check PythonDLL exists
+        if (!File.Exists(DllPath))
+        {
+            throw new FileNotFoundException("Python DLL not found", DllPath);
+        }
+        Runtime.PythonDLL = DllPath;
+
+        PythonEngine.Initialize();
+        PythonEngine.BeginAllowThreads();
+        
+        await RedirectPythonOutput();
+    }
+    
+    // Redirect Python output
+    private static async Task RedirectPythonOutput()
+    {
+        StdOutStream = new PyIOStream();
+        StdErrStream = new PyIOStream();
+
+        await Task.Run(() =>
+        {
+            using (Py.GIL())
+            {
+                dynamic sys = Py.Import("sys");
+                sys.stdout = StdOutStream;
+                sys.stderr = StdErrStream;
+            }
+        });
+    } 
+}