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22 lines
No EOL
532 B
Python
22 lines
No EOL
532 B
Python
from bisect import bisect_left
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class WhiteList:
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def __init__(self, words):
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self.words = words
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self.numWords = len(self.words)
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def cleanText(self, text):
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text = text.strip('.,?!')
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return text.lower()
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def isWord(self, text):
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return self.cleanText(text) in self.words
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def isPrefix(self, text):
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text = self.cleanText(text)
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i = bisect_left(self.words, text)
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if i == self.numWords:
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return False
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return self.words[i].startswith(text) |