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update docstring inside DatasetInfo.from_dict()

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* sorts the unknown to have deterministic output

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>
Signed-off-by: Maxime Ellerbach <maxime@ellerbach.net>
This commit is contained in:
Maxime Ellerbach
2026-04-27 18:19:33 +02:00
parent 7fb32168dd
commit de05a00dd0
1 changed files with 4 additions and 3 deletions
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src/lerobot/datasets/utils.py
+4 -3
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@@ -162,11 +162,12 @@ class DatasetInfo:
def from_dict(cls, data: dict) -> "DatasetInfo": def from_dict(cls, data: dict) -> "DatasetInfo":
"""Construct from a raw dict (e.g. loaded directly from JSON). """Construct from a raw dict (e.g. loaded directly from JSON).
Unknown keys are silently ignored for forward compatibility with Unknown keys are ignored for forward compatibility with datasets that
datasets that carry additional fields (e.g. ``total_videos`` from v2.x). carry additional fields (e.g. ``total_videos`` from v2.x). A warning is
logged when such fields are present.
""" """
known = {f.name for f in dataclasses.fields(cls)} known = {f.name for f in dataclasses.fields(cls)}
unknown = {k for k in data if k not in known} unknown = sorted(k for k in data if k not in known)
if unknown: if unknown:
logger.warning(f"Unknown fields in DatasetInfo: {unknown}. These will be ignored.") logger.warning(f"Unknown fields in DatasetInfo: {unknown}. These will be ignored.")
return cls(**{k: v for k, v in data.items() if k in known}) return cls(**{k: v for k, v in data.items() if k in known})