52 lines
1.3 KiB
Python
52 lines
1.3 KiB
Python
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from bisect import bisect_left
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import string
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import sys
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import os
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class WhiteList:
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def __init__(self, wordlist):
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self.words = []
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for line in wordlist:
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self.words.append(line.strip('\n\r').lower())
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self.words.sort()
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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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text = text.lower()
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return text
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def isWord(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] == text
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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)
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def prefixCount(self, text):
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text = self.cleanText(text)
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i = bisect_left(self.words, text)
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j = i
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while j < self.numWords and self.words[j].startswith(text):
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j += 1
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return j - i
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def prefixList(self, text):
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text = self.cleanText(text)
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i = bisect_left(self.words, text)
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j = i
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while j < self.numWords and self.words[j].startswith(text):
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j += 1
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return self.words[i:j]
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