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104 lines
4 KiB
Python
104 lines
4 KiB
Python
#!/usr/bin/env python
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# encoding: utf8
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class MainCategories:
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Letter = 'Letter'
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Mark = 'Mark'
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Number = 'Number'
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Punctuation = 'Punctuation'
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Symbol = 'Symbol'
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Separator = 'Separator'
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Control = 'Control'
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Format = 'Format'
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Surrogate = 'Surrogate'
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PrivateUse = 'Private_Use'
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Unassigned = 'Unassigned'
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Other = 'Other'
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GeneralCategories = {
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'Lu': ('Uppercase_Letter', MainCategories.Letter),
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'Ll': ('Lowercase_Letter', MainCategories.Letter),
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'Lt': ('Titlecase_Letter', MainCategories.Letter),
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'LC': ('Cased_Letter', MainCategories.Letter),
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'Lm': ('Modifier_Letter', MainCategories.Letter),
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'Lo': ('Other_Letter', MainCategories.Letter),
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'L': ('Letter', MainCategories.Letter),
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'Mn': ('Nonspacing_Mark', MainCategories.Mark),
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'Mc': ('Spacing_Mark', MainCategories.Mark),
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'Me': ('Enclosing_Mark', MainCategories.Mark),
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'M': ('Mark', MainCategories.Mark),
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'Nd': ('Decimal_Number', MainCategories.Number),
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'Nl': ('Letter_Number', MainCategories.Number),
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'No': ('Other_Number', MainCategories.Number),
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'N': ('Number', MainCategories.Number),
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'Pc': ('Connector_Punctuation', MainCategories.Punctuation),
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'Pd': ('Dash_Punctuation', MainCategories.Punctuation),
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'Ps': ('Open_Punctuation', MainCategories.Punctuation),
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'Pe': ('Close_Punctuation', MainCategories.Punctuation),
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'Pi': ('Initial_Punctuation', MainCategories.Punctuation),
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'Pf': ('Final_Punctuation', MainCategories.Punctuation),
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'Po': ('Other_Punctuation', MainCategories.Punctuation),
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'P': ('Punctuation', MainCategories.Punctuation),
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'Sm': ('Math_Symbol', MainCategories.Symbol),
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'Sc': ('Currency_Symbol', MainCategories.Symbol),
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'Sk': ('Modifier_Symbol', MainCategories.Symbol),
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'So': ('Other_Symbol', MainCategories.Symbol),
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'S': ('Symbol', MainCategories.Symbol),
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'Zs': ('Space_Separator', MainCategories.Separator),
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'Zl': ('Line_Separator', MainCategories.Separator),
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'Zp': ('Paragraph_Separator', MainCategories.Separator),
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'Z': ('Separator', MainCategories.Separator),
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'Cc': ('Control', MainCategories.Control),
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'Cf': ('Format', MainCategories.Format),
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'Cs': ('Surrogate', MainCategories.Surrogate),
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'Co': ('Private_Use', MainCategories.PrivateUse),
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'Cn': ('Unassigned', MainCategories.Unassigned),
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'C': ('Other', MainCategories.Other),
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}
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class Codepoint:
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def __init__(self, v):
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self.codePoint = int(v[0], 16)
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self.name = v[1]
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self.category = v[2]
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c = GeneralCategories.get(self.category, ('', MainCategories.Other))
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self.categoryName = c[0]
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self.mainCategory = c[1]
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self.decDigitValue = v[6]
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self.numValue = v[8]
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def isLetter(self): return self.mainCategory is MainCategories.Letter
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def isMark(self): return self.mainCategory is MainCategories.Mark
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def isNumber(self): return self.mainCategory is MainCategories.Number
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def isPunctuation(self): return self.mainCategory is MainCategories.Punctuation
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def isSymbol(self): return self.mainCategory is MainCategories.Symbol
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def isSeparator(self): return self.mainCategory is MainCategories.Separator
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def isControl(self): return self.mainCategory is MainCategories.Control
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def isFormat(self): return self.mainCategory is MainCategories.Format
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def isSurrogate(self): return self.mainCategory is MainCategories.Surrogate
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def isPrivateUse(self): return self.mainCategory is MainCategories.PrivateUse
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def isUnassigned(self): return self.mainCategory is MainCategories.Unassigned
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def isOther(self): return self.mainCategory is MainCategories.Other
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# http://www.unicode.org/Public/UCD/latest/ucd/UnicodeData.txt
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def parseUnicodeDataFile(ucdFile): # { codepoint:int => Codepoint() }
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ucd = {}
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with open(ucdFile, 'r') as f:
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for line in f:
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# See http://unicode.org/reports/tr44/#UnicodeData.txt for fields
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# e.g. "001D;<control>;Cc;0;B;;;;;N;INFORMATION SEPARATOR THREE;;;;"
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if len(line) == 0 or line.startswith('#'):
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continue
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v = line.split(';')
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if len(v) < 10:
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continue
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try:
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cp = Codepoint(v)
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ucd[cp.codePoint] = cp
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except:
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pass
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return ucd
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