$ /snap/bin/dotnet-runtime-80.dotnet PythonDotNetDotNET8Sample.dll
   Unhandled exception. System.TypeInitializationException: The type initializer for 'Delegates' threw an exception.
 ---> System.DllNotFoundException: Could not load /usr/lib/x86_64-linux-gnu/libpython3.12.so.1.0 with flags RTLD_NOW | RTLD_GLOBAL: /usr/lib/x86_64-linux-gnu/libpython3.12.so.1.0: cannot open shared object file: No such file or directory
   at Python.Runtime.Platform.PosixLoader.Load(String dllToLoad)
   at Python.Runtime.Runtime.Delegates.GetUnmanagedDll(String libraryName)
   at Python.Runtime.Runtime.Delegates..cctor()
   --- End of inner exception stack trace ---
   at Python.Runtime.Runtime.Delegates.get_Py_IsInitialized()
   at Python.Runtime.Runtime.Py_IsInitialized()
   at Python.Runtime.Runtime.<>c.<Initialize>b__32_0()
   at Python.Runtime.Runtime.TryUsingDll[T](Func`1 op)
   at Python.Runtime.Runtime.Initialize(Boolean initSigs)
   at Python.Runtime.PythonEngine.Initialize(IEnumerable`1 args, Boolean setSysArgv, Boolean initSigs)
   at Python.Runtime.PythonEngine.Initialize(Boolean setSysArgv, Boolean initSigs)
   at Python.Runtime.PythonEngine.Initialize()

$ ls -l /usr/lib/x86_64-linux-gnu/libpython3.12.so*
lrwxrwxrwx 1 root root      20 Feb  4 08:48 /usr/lib/x86_64-linux-gnu/libpython3.12.so.1 -> libpython3.12.so.1.0
-rw-r--r-- 1 root root 9055112 Feb  4 08:48 /usr/lib/x86_64-linux-gnu/libpython3.12.so.1.0

using Python.Runtime;

Console.WriteLine("Starting up ...");

Runtime.PythonDLL = "/usr/lib/x86_64-linux-gnu/libpython3.12.so.1.0";
//Runtime.PythonDLL = @"C:\Skyworks\Git\Tools3\Misc\MiniPythonDistis\PythonForCBPro312\python312.dll";

Console.WriteLine("Initializing Python.NET ...");
PythonEngine.Initialize();
Console.WriteLine("Done");

using (Py.GIL())
{
    dynamic hello = Py.Import("hello");
    hello.say_hello();
}