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bez_diakritiky = ({}
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# FIXME: funguje jen pro český a slovenský text, jinak jsou špatně
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# transliterace. Potenciální řešení:
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# https://stackoverflow.com/questions/517923/what-is-the-best-way-to-remove-accents-normalize-in-a-python-unicode-string
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# (ale přidává to další závislosti…)
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# Tisknutelné ASCII
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| {chr(a): chr(a) for a in range(32, 126+1)}
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# České, slovenské a blízké diakritiky a divnoznaky
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| { x: 'a' for x in 'áÁäÄ'}
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| { x: 'c' for x in 'čČ'}
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| { x: 'd' for x in 'ďĎ'}
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| { x: 'e' for x in 'éÉěĚëË'}
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| { x: 'i' for x in 'íÍ'}
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| { x: 'l' for x in 'ľĽĺĹ'}
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| { x: 'n' for x in 'ňŇ'}
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| { x: 'o' for x in 'óÓöÖôÔ'}
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| { x: 'r' for x in 'řŘŕŔ'}
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| { x: 's' for x in 'šŠßẞ'}
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| { x: 't' for x in 'ťŤ'}
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| { x: 'u' for x in 'úÚůŮ'}
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| { x: 'y' for x in 'ýÝ'}
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| { x: 'z' for x in 'žŽ'}
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)
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# Tabulka pro str.translate
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class _bez_diakritiky_translate:
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def __getitem__(self, it):
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return ord(bez_diakritiky.get(chr(it), None))
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bez_diakritiky_translate = _bez_diakritiky_translate()
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# TODO: testy?
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# Pozor: zarovnáno velmi netradičně pro přehlednost
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roman_numerals = zip((1000, 900, 500, 400, 100, 90, 50, 40, 10, 9, 5, 4, 1),
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('M', 'CM', 'D', 'CD', 'C', 'XC', 'L', 'XL', 'X', 'IX', 'V', 'IV', 'I'))
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def roman(num):
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res = ""
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for i, n in roman_numerals:
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res += n * (num // i)
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num %= i
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return res
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def from_roman(rom):
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if not rom:
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return 0
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for i, n in roman_numerals:
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if rom.upper().startswith(n):
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return i + from_roman(rom[len(n):])
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raise Exception('Invalid roman numeral: "%s"', rom)
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