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22 lines
708 B
Python
22 lines
708 B
Python
import re
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def clean_str(string):
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"""
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Tokenization/string cleaning for all datasets except for SST.
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"""
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string = re.sub(r"[^A-Za-z0-9(),!?\'\`]", " ", string)
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string = re.sub(r"\'s", " \'s", string)
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string = re.sub(r"\'ve", " \'ve", string)
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string = re.sub(r"n\'t", " n\'t", string)
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string = re.sub(r"\'re", " \'re", string)
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string = re.sub(r"\'d", " \'d", string)
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string = re.sub(r"\'ll", " \'ll", string)
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string = re.sub(r",", " , ", string)
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string = re.sub(r"!", " ! ", string)
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string = re.sub(r"\(", " ( ", string)
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string = re.sub(r"\)", " ) ", string)
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string = re.sub(r"\?", " ? ", string)
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string = re.sub(r"\s{2,}", " ", string)
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return string.lower().strip().split()
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