DYN-7766: Review Python packages shipped with the PythonNet3 engine (#7)

* new libraries added

* Update DSPythonNet3/THIRD_PARTY_NOTICES.txt

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update DSPythonNet3/THIRD_PARTY_NOTICES.txt

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update DSPythonNet3/THIRD_PARTY_NOTICES.txt

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

* Update DSPythonNet3/THIRD_PARTY_NOTICES.txt

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

---------

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: ivaylo-matov

DSPythonNet3/DSPythonNet3Evaluator.cs

@@ -426,6 +426,11 @@ internal static bool InitializePython()
                     Runtime.PythonDLL = Path.Join(Python.Included.Installer.EmbeddedPythonHome, Python.Included.Installer.PYTHON_VERSION + ".dll");
                 }
 
+                // Detect current .NET thread apartment and make comtypes match it
+                var apt = System.Threading.Thread.CurrentThread.GetApartmentState();
+                var comApt = (apt == System.Threading.ApartmentState.STA) ? "STA" : "MTA";
+                Environment.SetEnvironmentVariable("COMTYPES_APARTMENT", comApt, EnvironmentVariableTarget.Process);
+
                 PythonEngine.Initialize();
                 PythonEngine.BeginAllowThreads();