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Make train_dataset attribute in _get_train_sampler optional (#38226)

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make it optional
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Marc Sun 2025-05-20 14:59:53 +02:00 committed by GitHub
parent 2ad152f84c
commit bb3c6426d8
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1 changed files with 3 additions and 1 deletions
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src/transformers/trainer.py
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@ -972,7 +972,9 @@ class Trainer:
)
return remove_columns_collator
def _get_train_sampler(self, train_dataset) -> Optional[torch.utils.data.Sampler]:
def _get_train_sampler(self, train_dataset: Optional[Dataset] = None) -> Optional[torch.utils.data.Sampler]:
if train_dataset is None:
train_dataset = self.train_dataset
if train_dataset is None or not has_length(train_dataset):
return None