[modelcard] Check for IterableDataset (#20495)

src/transformers/modelcard.py

@@ -339,9 +339,9 @@ def is_hf_dataset(dataset):
     if not is_datasets_available():
         return False
 
-    from datasets import Dataset
+    from datasets import Dataset, IterableDataset
 
-    return isinstance(dataset, Dataset)
+    return isinstance(dataset, (Dataset, IterableDataset))
 
 
 def _get_mapping_values(mapping):