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support batch infer in vllm

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Former-commit-id: 3ef5ed3b9a44eed2f7e3ff221dfc343d0a97c0b5
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hiyouga
2024-12-04 13:50:00 +00:00
parent 53edd62f8b
commit c1768cfb14
29 changed files with 148 additions and 407 deletions
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11
src/llamafactory/train/sft/trainer.py
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@@ -161,12 +161,9 @@ class CustomSeq2SeqTrainer(Seq2SeqTrainer):
preds[i] = np.concatenate((preds[i][pad_len[0] :], preds[i][: pad_len[0]]), axis=-1)
decoded_inputs = self.tokenizer.batch_decode(dataset["input_ids"], skip_special_tokens=True)
decoded_labels = self.tokenizer.batch_decode(labels, skip_special_tokens=True)
decoded_preds = self.tokenizer.batch_decode(preds, skip_special_tokens=True)
decoded_labels = self.tokenizer.batch_decode(labels, skip_special_tokens=True)
with open(output_prediction_file, "w", encoding="utf-8") as writer:
res: List[str] = []
for text, label, pred in zip(decoded_inputs, decoded_labels, decoded_preds):
res.append(json.dumps({"prompt": text, "label": label, "predict": pred}, ensure_ascii=False))
writer.write("\n".join(res))
with open(output_prediction_file, "w", encoding="utf-8") as f:
for text, pred, label in zip(decoded_inputs, decoded_preds, decoded_labels):
f.write(json.dumps({"prompt": text, "predict": pred, "label": label}, ensure_ascii=False) + "\n")