u""" Transliterates given unicode `src` text
    to transliterated variant according to a given transliteration table.
    Official ukrainian transliteration is used by default

    :param src: string to transliterate
    :type src: str
    :param table: transliteration table
    :type table: transliteration table object
    :param preserve_case: convert result to uppercase if source is uppercased
    (see the example below for the difference that flag makes)
    :type preserve_case: bool
    :returns: transliterated string
    :rtype: str


    >>> print(translit(u"Дмитро Згуровский"))
    Dmytro Zghurovskyi
    >>> print(translit(u"Дмитро ЗГуровский"))
    Dmytro ZGhurovskyi
    >>> print(translit(u"Дмитро згуровский"))
    Dmytro zghurovskyi
    >>> print(translit(u"Євген Петренко"))
    Yevhen Petrenko
    >>> print(translit(u"Петренко Євген"))
    Petrenko Yevhen
    >>> print(translit(u"Петренко.Євген"))
    Petrenko.Yevhen
    >>> print(translit(u"Петренко,Євген"))
    Petrenko,Yevhen
    >>> print(translit(u"Петренко/Євген"))
    Petrenko/Yevhen
    >>> print(translit(u"Євгєн"))
    Yevhien
    >>> print(translit(u"Яготин"))
    Yahotyn
    >>> print(translit(u"Ярошенко"))
    Yaroshenko
    >>> print(translit(u"Костянтин"))
    Kostiantyn
    >>> print(translit(u"Знам'янка"))
    Znamianka
    >>> print(translit(u"Знам’янка"))
    Znamianka
    >>> print(translit(u"Знам’янка"))
    Znamianka
    >>> print(translit(u"Феодосія"))
    Feodosiia
    >>> print(translit(u"Ньютон"))
    Niuton
    >>> print(translit(u"піранья"))
    pirania
    >>> print(translit(u"кур'єр"))
    kurier
    >>> print(translit(u"ЗГУРОВСЬКИЙ"))
    ZGHUROVSKYI
    >>> print(translit(u"ЗГУРОВСЬКИЙ", preserve_case=False))
    ZGhUROVSKYI

    >>> print(translit(u"Дмитро Згуровский", UkrainianSimple))
    Dmytro Zhurovskyj
    >>> print(translit(u"Дмитро Щуровский", UkrainianWWS))
    Dmytro Ščurovskyj
    >>> print(translit(u"Дмитро Щуровский", UkrainianBritish))
    Dmȳtro Shchurovskȳĭ
    >>> print(translit(u"Дмитро Щуровский", UkrainianFrench))
    Dmytro Chtchourovskyy
    >>> print(translit(u"Дмитро Щуровский", UkrainianGerman))
    Dmytro Schtschurowskyj
    >>> print(translit(u"Дмитро Щуровский", UkrainianGOST1971))
    Dmitro Shhurovskij

    >>> print(translit(u"Варенье", RussianInternationalPassport))
    Varen'ye
    >>> print(translit(u"Новьё", RussianInternationalPassport))
    Nov'ye

    >>> print(translit(u"Варенье", RussianDriverLicense))
    Varen'ye
    >>> print(translit(u"Подъезд", RussianDriverLicense))
    Pod'yezd
    >>> print(translit(u"Новьё", RussianDriverLicense))
    Nov'yo
    >>> print(translit(u"Подъёб", RussianDriverLicense))
    Pod'yob
    >>> print(translit(u"Ель", RussianDriverLicense))
    Yel'
    >>> print(translit(u"Ёж", RussianDriverLicense))
    Yozh

    >>> print(translit(u"Щёки", RussianDriverLicense))
    Shcheki
    >>> print(translit(u"Соловьи", RussianDriverLicense))
    Solov'yi

def translit(src, table=UkrainianKMU, preserve_case=True):
    u""" Transliterates given unicode `src` text
    to transliterated variant according to a given transliteration table.
    Official ukrainian transliteration is used by default

    :param src: string to transliterate
    :type src: str
    :param table: transliteration table
    :type table: transliteration table object
    :param preserve_case: convert result to uppercase if source is uppercased
    (see the example below for the difference that flag makes)
    :type preserve_case: bool
    :returns: transliterated string
    :rtype: str


    >>> print(translit(u"Дмитро Згуровский"))
    Dmytro Zghurovskyi
    >>> print(translit(u"Дмитро ЗГуровский"))
    Dmytro ZGhurovskyi
    >>> print(translit(u"Дмитро згуровский"))
    Dmytro zghurovskyi
    >>> print(translit(u"Євген Петренко"))
    Yevhen Petrenko
    >>> print(translit(u"Петренко Євген"))
    Petrenko Yevhen
    >>> print(translit(u"Петренко.Євген"))
    Petrenko.Yevhen
    >>> print(translit(u"Петренко,Євген"))
    Petrenko,Yevhen
    >>> print(translit(u"Петренко/Євген"))
    Petrenko/Yevhen
    >>> print(translit(u"Євгєн"))
    Yevhien
    >>> print(translit(u"Яготин"))
    Yahotyn
    >>> print(translit(u"Ярошенко"))
    Yaroshenko
    >>> print(translit(u"Костянтин"))
    Kostiantyn
    >>> print(translit(u"Знам'янка"))
    Znamianka
    >>> print(translit(u"Знам’янка"))
    Znamianka
    >>> print(translit(u"Знам’янка"))
    Znamianka
    >>> print(translit(u"Феодосія"))
    Feodosiia
    >>> print(translit(u"Ньютон"))
    Niuton
    >>> print(translit(u"піранья"))
    pirania
    >>> print(translit(u"кур'єр"))
    kurier
    >>> print(translit(u"ЗГУРОВСЬКИЙ"))
    ZGHUROVSKYI
    >>> print(translit(u"ЗГУРОВСЬКИЙ", preserve_case=False))
    ZGhUROVSKYI

    >>> print(translit(u"Дмитро Згуровский", UkrainianSimple))
    Dmytro Zhurovskyj
    >>> print(translit(u"Дмитро Щуровский", UkrainianWWS))
    Dmytro Ščurovskyj
    >>> print(translit(u"Дмитро Щуровский", UkrainianBritish))
    Dmȳtro Shchurovskȳĭ
    >>> print(translit(u"Дмитро Щуровский", UkrainianFrench))
    Dmytro Chtchourovskyy
    >>> print(translit(u"Дмитро Щуровский", UkrainianGerman))
    Dmytro Schtschurowskyj
    >>> print(translit(u"Дмитро Щуровский", UkrainianGOST1971))
    Dmitro Shhurovskij

    >>> print(translit(u"Варенье", RussianInternationalPassport))
    Varen'ye
    >>> print(translit(u"Новьё", RussianInternationalPassport))
    Nov'ye

    >>> print(translit(u"Варенье", RussianDriverLicense))
    Varen'ye
    >>> print(translit(u"Подъезд", RussianDriverLicense))
    Pod'yezd
    >>> print(translit(u"Новьё", RussianDriverLicense))
    Nov'yo
    >>> print(translit(u"Подъёб", RussianDriverLicense))
    Pod'yob
    >>> print(translit(u"Ель", RussianDriverLicense))
    Yel'
    >>> print(translit(u"Ёж", RussianDriverLicense))
    Yozh

    >>> print(translit(u"Щёки", RussianDriverLicense))
    Shcheki
    >>> print(translit(u"Соловьи", RussianDriverLicense))
    Solov'yi
    """

    src = text_type(src)
    src_is_upper = src.isupper()

    if hasattr(table, "DELETE_PATTERN"):
        src = table.DELETE_PATTERN.sub(u"", src)

    if hasattr(table, "PATTERN1"):
        src = table.PATTERN1.sub(lambda x: table.SPECIAL_CASES[x.group()], src)

    if hasattr(table, "PATTERN2"):
        src = table.PATTERN2.sub(lambda x: table.FIRST_CHARACTERS[x.group()],
                                 src)
    res = src.translate(table.MAIN_TRANSLIT_TABLE)

    if src_is_upper and preserve_case:
        return res.upper()
    else:
        return res