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https://github.com/TheAlgorithms/Python.git
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1f1daaf1c7
* feat: added ngram algorithm * fix(test): use `math.isclose` to match floating point numbers approximately Co-authored-by: Christian Clauss <cclauss@me.com> Co-authored-by: Dhruv Manilawala <dhruvmanila@gmail.com>
24 lines
625 B
Python
24 lines
625 B
Python
"""
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https://en.wikipedia.org/wiki/N-gram
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"""
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def create_ngram(sentence: str, ngram_size: int) -> list[str]:
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"""
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Create ngrams from a sentence
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>>> create_ngram("I am a sentence", 2)
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['I ', ' a', 'am', 'm ', ' a', 'a ', ' s', 'se', 'en', 'nt', 'te', 'en', 'nc', 'ce']
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>>> create_ngram("I am an NLPer", 2)
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['I ', ' a', 'am', 'm ', ' a', 'an', 'n ', ' N', 'NL', 'LP', 'Pe', 'er']
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>>> create_ngram("This is short", 50)
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[]
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"""
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return [sentence[i : i + ngram_size] for i in range(len(sentence) - ngram_size + 1)]
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if __name__ == "__main__":
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from doctest import testmod
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testmod()
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