Solve issues in py loader windows.

Author: viferga

source/loaders/py_loader/source/py_loader_impl.c

@@ -2678,6 +2678,7 @@ loader_impl_data py_loader_impl_initialize(loader_impl impl, configuration confi
 	/* Initialize symbol fallback */
 	if (py_loader_symbol_fallback_initialize(loader_impl_dependency(impl, "python")) != 0)
 	{
+		log_write("metacall", LOG_LEVEL_ERROR, "Failed to initialize the Python Loader Symbol Fallback mechanism");
 		goto error_init_py;
 	}
 

source/loaders/py_loader/source/py_loader_threading.cpp

@@ -69,8 +69,10 @@ void py_loader_thread_initialize(const int host)
 
 	if (host == 1)
 	{
+		PyGILState_STATE gstate = PyGILState_Ensure();
 		main_thread_state = PyThreadState_Get();
 		main_thread_ref_count++;
+		PyGILState_Release(gstate);
 	}
 }