diff --git a/src/jcloud_docsgen/utils.py b/src/jcloud_docsgen/utils.py
index a9ad557..afb76d3 100644
--- a/src/jcloud_docsgen/utils.py
+++ b/src/jcloud_docsgen/utils.py
@@ -103,16 +103,13 @@ def assert_that_is_instance(obj: object, class_or_tuple: Union[type, types.Union
         raise TypeError(f'class_or_tuple: expected \'Union[type, types.UnionType, tuple[type, ...]]\', \'got {type(class_or_tuple).__name__}\'')
     if not isinstance(obj, class_or_tuple):
         if isinstance(class_or_tuple, (tuple, types.UnionType)):
-            print('MORE')
             if isinstance(class_or_tuple, types.UnionType):
                 class_or_tuple = class_or_tuple.__args__
-                print('LIST:', _list_type_names(class_or_tuple))
             if len(class_or_tuple) > 1:
                 exception_message_expected = 'either '
             else:
                 exception_message_expected = ''
             exception_message_expected += human_readable_list(_list_type_names(class_or_tuple), 'or', '\'')
         else:
-            print('SINGLE')
             exception_message_expected = '\'' + class_or_tuple.__name__ + '\''
         raise TypeError(f'expected {exception_message_expected}, got \'{type(obj).__name__}\'')
\ No newline at end of file