FIX: correct exception RML message

Author: 9and3

src/gh/components/DF_export_cloud_to_file/code.py

@@ -64,7 +64,7 @@ def RunScript(self,
 
         # check that the i_file_path is a valid path and it has the .ply extension
         if not i_file_path.endswith(".ply"):
-            ghenv.Component.AddRuntimeMessage(RML.Warning, exception)  # noqa: F821
+            ghenv.Component.AddRuntimeMessage(RML.Warning, "Attention: the format should be .ply")  # noqa: F821
             return None
 
         if i_dump: