diff --git a/__init__.py b/__init__.py
index eaa6bd1..6948d71 100644
--- a/__init__.py
+++ b/__init__.py
@@ -45,6 +45,9 @@ class Load3DFile:
         }
 
     def main_func(self, file_path):
+        """
+        TODO call NSDT API convert 3d file to target type 
+        """
         print(f"##########convert Load3DFile  {file_path}")
         return (file_path,)