24 lines
787 B
Python
24 lines
787 B
Python
from tqdm import tqdm
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import sentencepiece as spm
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from sentencepiece import sentencepiece_model_pb2 as model
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raw_model = model.ModelProto()
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raw_model.ParseFromString(open("configs/llama_tokenizer.model", "rb").read())
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exist_pieces = set([p.piece for p in raw_model.pieces])
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cn_model = model.ModelProto()
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cn_model.ParseFromString(open("configs/4w_cn_vocab_wudao15.model", "rb").read())
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for p in tqdm(cn_model.pieces, total=len(cn_model.pieces)):
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if p.piece not in exist_pieces:
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raw_model.pieces.append(p)
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with open("configs/llama_tokenizer_extended.model", "wb") as f:
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f.write(raw_model.SerializeToString())
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sp_model = spm.SentencePieceProcessor(
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model_file="configs/llama_tokenizer_extended.model"
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)
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print("merged vocab size: {}".format(sp_model.vocab_size()))
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