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# Natural Language Toolkit: Stemmer Utilities
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#
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# Copyright (C) 2001-2020 NLTK Project
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# Author: Helder <he7d3r@gmail.com>
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# URL: <http://nltk.org/>
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# For license information, see LICENSE.TXT
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def suffix_replace(original, old, new):
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"""
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Replaces the old suffix of the original string by a new suffix
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"""
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return original[: -len(old)] + new
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def prefix_replace(original, old, new):
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"""
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Replaces the old prefix of the original string by a new suffix
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:param original: string
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:param old: string
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:param new: string
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:return: string
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"""
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return new + original[len(old) :]
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