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fix bug in packed sft dataset

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Former-commit-id: de19614306
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hiyouga
2023-09-28 01:16:46 +08:00
parent f61a000e73
commit f88088c43d
1 changed files with 1 additions and 1 deletions
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src/llmtuner/dsets/preprocess.py
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@@ -116,7 +116,7 @@ def preprocess_dataset(
# split by chunks of cutoff_len
for i in range(0, total_length, block_size):
model_inputs["input_ids"].append(input_ids[i: i + block_size])
model_inputs["attention_mask"].append([1] * len(block_size))
model_inputs["attention_mask"].append([1] * block_size)
model_inputs["labels"].append(labels[i: i + block_size])
return model_inputs