message: prepare for FbxObject infrastructure
diff: @@ -13,8 +13,19 @@ static PyObject *py_ue_fbx_scene_get_root_node(ue_PyFbxScene *self, PyObject *ar
  return py_ue_new_fbx_node(fbx_node);
  }
  +static PyObject *py_ue_fbx_scene_get_src_object_count(ue_PyFbxScene *self, PyObject *args) {
  + return PyLong_FromLong(self->fbx_scene->GetSrcObjectCount());
  +}
  +
  +static PyObject *py_ue_fbx_scene_get_src_object(ue_PyFbxScene *self, PyObject *args) {
  + FbxObject *fbx_object = self->fbx_scene->GetSrcObject(0);
  + Py_RETURN_NONE;
  +}
  +
  static PyMethodDef ue_PyFbxScene_methods[] = {
  { "get_root_node", (PyCFunction)py_ue_fbx_scene_get_root_node, METH_VARARGS, "" },
  + { "get_src_object_count", (PyCFunction)py_ue_fbx_scene_get_src_object_count, METH_VARARGS, "" },
  + { "get_src_object", (PyCFunction)py_ue_fbx_scene_get_src_object, METH_VARARGS, "" },
  { NULL } /* Sentinel */
  };
  