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change to right-padding, update reward score #803

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Former-commit-id: baa90415bc8f5ebd423d001378b51c3a3a6c2ec7
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hiyouga
2023-09-08 20:04:31 +08:00
parent bb1b67c076
commit 612d97db6f
15 changed files with 97 additions and 59 deletions
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4
src/llmtuner/tuner/sft/workflow.py
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@@ -27,6 +27,10 @@ def run_sft(
dataset = get_dataset(model_args, data_args)
model, tokenizer = load_model_and_tokenizer(model_args, finetuning_args, training_args.do_train, stage="sft")
dataset = preprocess_dataset(dataset, tokenizer, data_args, training_args, stage="sft")
if training_args.predict_with_generate:
tokenizer.padding_side = "left" # use left-padding in generation
data_collator = DataCollatorForSeq2Seq(
tokenizer=tokenizer,
label_pad_token_id=IGNORE_INDEX if data_args.ignore_pad_token_for_loss else tokenizer.pad_token_id