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respect shuffle_merged_datasets for single dataset too (#2866) [skip ci]

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* respect shuffle_merged_datasets for single dataset too

* update inline comment for behavior

Co-authored-by: NanoCode012 <nano@axolotl.ai>

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Co-authored-by: NanoCode012 <nano@axolotl.ai>
This commit is contained in:
Wing Lian
2025-07-06 21:20:41 -04:00
committed by GitHub
parent a5946ff1f0
commit bf38e507fb
1 changed files with 3 additions and 2 deletions
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src/axolotl/utils/data/shared.py
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@@ -526,8 +526,9 @@ def merge_datasets(datasets: list[Dataset], cfg: DictDefault) -> Dataset:
if len(datasets) == 1: if len(datasets) == 1:
ds = datasets[0] ds = datasets[0]
# Do not shuffle if curriculum sampling is enabled # Do not shuffle if curriculum sampling is enabled or
if cfg.curriculum_sampling: # shuffle_merged_datasets is disabled
if cfg.curriculum_sampling or not cfg.shuffle_merged_datasets:
return ds return ds
return ds.shuffle(seed=cfg.seed) return ds.shuffle(seed=cfg.seed)