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52 lines
1.4 KiB
52 lines
1.4 KiB
4 years ago
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#!/usr/bin/env python
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# Copyright (c) Facebook, Inc. and its affiliates.
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# All rights reserved.
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#
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# This source code is licensed under the license found in the
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# https://github.com/pytorch/fairseq/blob/master/LICENSE
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from __future__ import absolute_import
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from __future__ import division
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from __future__ import print_function
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from __future__ import unicode_literals
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import argparse
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import sys
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import sentencepiece as spm
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def main():
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parser = argparse.ArgumentParser()
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parser.add_argument("--model", required=True,
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help="sentencepiece model to use for decoding")
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parser.add_argument("--input", default=None, help="input file to decode")
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parser.add_argument("--input_format", choices=["piece", "id"], default="piece")
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args = parser.parse_args()
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sp = spm.SentencePieceProcessor()
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sp.Load(args.model)
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if args.input_format == "piece":
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def decode(l):
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return "".join(sp.DecodePieces(l))
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elif args.input_format == "id":
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def decode(l):
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return "".join(sp.DecodeIds(l))
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else:
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raise NotImplementedError
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def tok2int(tok):
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# remap reference-side <unk> (represented as <<unk>>) to 0
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return int(tok) if tok != "<<unk>>" else 0
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if args.input is None:
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h = sys.stdin
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else:
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h = open(args.input, "r", encoding="utf-8")
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for line in h:
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print(decode(line.split()))
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if __name__ == "__main__":
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main()
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