Don't alter input in Features.from_dict (#6189)

don't alter input in Features.from_dict
huggingface · Aug 29, 2023 · 0b6bb2f · 0b6bb2f
1 parent 74d6021
commit 0b6bb2f
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/src/datasets/features/features.py b/src/datasets/features/features.py
@@ -1343,6 +1343,7 @@ def generate_from_dict(obj: Any):
  # Otherwise we have a dict or a dataclass
  if "_type" not in obj or isinstance(obj["_type"], dict):
  return {key: generate_from_dict(value) for key, value in obj.items()}
+ obj = dict(obj)
  class_type = globals()[obj.pop("_type")]
 
  if class_type == Sequence: