diff --git a/hub/helpers/utils.py b/hub/helpers/utils.py
index 49fc982b..6149ecf0 100644
--- a/hub/helpers/utils.py
+++ b/hub/helpers/utils.py
@@ -15,10 +15,8 @@ def validate_import_export_type(cls_name: type, handler: str):
   :param handler: import export handler
   :return: None
   """
-  functions = [
-    function[1:] for function in dir(cls_name)
-    if type(getattr(cls_name, function)) in (property, callable(getattr(cls_name, function))) and function in cls_name.__dict__ and function[0] == '_' and function != '__init__'
-  ]
+  functions = [function[1:] for function in dir(cls_name) if (type(getattr(cls_name, function)) is property or callable(getattr(cls_name, function))) and function in cls_name.__dict__ and function[0] == '_' and function != '__init__']
+
   if handler.lower() not in functions:
     error_message = f'Wrong import type [{handler}]. Valid functions include {functions}'
     logging.error(error_message)