NahidaTTS / text /korean.py
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import re
from jamo import h2j, j2hcj
import ko_pron
# This is a list of Korean classifiers preceded by pure Korean numerals.
_korean_classifiers = '군데 권 개 그루 닢 대 두 마리 모 모금 뭇 발 발짝 방 번 벌 보루 살 수 술 시 쌈 움큼 정 짝 채 척 첩 축 켤레 톨 통'
# List of (hangul, hangul divided) pairs:
_hangul_divided = [(re.compile('%s' % x[0]), x[1]) for x in [
('ㄳ', 'ㄱㅅ'),
('ㄵ', 'ㄴㅈ'),
('ㄶ', 'ㄴㅎ'),
('ㄺ', 'ㄹㄱ'),
('ㄻ', 'ㄹㅁ'),
('ㄼ', 'ㄹㅂ'),
('ㄽ', 'ㄹㅅ'),
('ㄾ', 'ㄹㅌ'),
('ㄿ', 'ㄹㅍ'),
('ㅀ', 'ㄹㅎ'),
('ㅄ', 'ㅂㅅ'),
('ㅘ', 'ㅗㅏ'),
('ㅙ', 'ㅗㅐ'),
('ㅚ', 'ㅗㅣ'),
('ㅝ', 'ㅜㅓ'),
('ㅞ', 'ㅜㅔ'),
('ㅟ', 'ㅜㅣ'),
('ㅢ', 'ㅡㅣ'),
('ㅑ', 'ㅣㅏ'),
('ㅒ', 'ㅣㅐ'),
('ㅕ', 'ㅣㅓ'),
('ㅖ', 'ㅣㅔ'),
('ㅛ', 'ㅣㅗ'),
('ㅠ', 'ㅣㅜ')
]]
# List of (Latin alphabet, hangul) pairs:
_latin_to_hangul = [(re.compile('%s' % x[0], re.IGNORECASE), x[1]) for x in [
('a', '에이'),
('b', '비'),
('c', '시'),
('d', '디'),
('e', '이'),
('f', '에프'),
('g', '지'),
('h', '에이치'),
('i', '아이'),
('j', '제이'),
('k', '케이'),
('l', '엘'),
('m', '엠'),
('n', '엔'),
('o', '오'),
('p', '피'),
('q', '큐'),
('r', '아르'),
('s', '에스'),
('t', '티'),
('u', '유'),
('v', '브이'),
('w', '더블유'),
('x', '엑스'),
('y', '와이'),
('z', '제트')
]]
# List of (ipa, lazy ipa) pairs:
_ipa_to_lazy_ipa = [(re.compile('%s' % x[0], re.IGNORECASE), x[1]) for x in [
('t͡ɕ','ʧ'),
('d͡ʑ','ʥ'),
('ɲ','n^'),
('ɕ','ʃ'),
('ʷ','w'),
('ɭ','l`'),
('ʎ','ɾ'),
('ɣ','ŋ'),
('ɰ','ɯ'),
('ʝ','j'),
('ʌ','ə'),
('ɡ','g'),
('\u031a','#'),
('\u0348','='),
('\u031e',''),
('\u0320',''),
('\u0339','')
]]
def latin_to_hangul(text):
for regex, replacement in _latin_to_hangul:
text = re.sub(regex, replacement, text)
return text
def divide_hangul(text):
text = j2hcj(h2j(text))
for regex, replacement in _hangul_divided:
text = re.sub(regex, replacement, text)
return text
def hangul_number(num, sino=True):
'''Reference https://github.com/Kyubyong/g2pK'''
num = re.sub(',', '', num)
if num == '0':
return '영'
if not sino and num == '20':
return '스무'
digits = '123456789'
names = '일이삼사오육칠팔구'
digit2name = {d: n for d, n in zip(digits, names)}
modifiers = '한 두 세 네 다섯 여섯 일곱 여덟 아홉'
decimals = '열 스물 서른 마흔 쉰 예순 일흔 여든 아흔'
digit2mod = {d: mod for d, mod in zip(digits, modifiers.split())}
digit2dec = {d: dec for d, dec in zip(digits, decimals.split())}
spelledout = []
for i, digit in enumerate(num):
i = len(num) - i - 1
if sino:
if i == 0:
name = digit2name.get(digit, '')
elif i == 1:
name = digit2name.get(digit, '') + '십'
name = name.replace('일십', '십')
else:
if i == 0:
name = digit2mod.get(digit, '')
elif i == 1:
name = digit2dec.get(digit, '')
if digit == '0':
if i % 4 == 0:
last_three = spelledout[-min(3, len(spelledout)):]
if ''.join(last_three) == '':
spelledout.append('')
continue
else:
spelledout.append('')
continue
if i == 2:
name = digit2name.get(digit, '') + '백'
name = name.replace('일백', '백')
elif i == 3:
name = digit2name.get(digit, '') + '천'
name = name.replace('일천', '천')
elif i == 4:
name = digit2name.get(digit, '') + '만'
name = name.replace('일만', '만')
elif i == 5:
name = digit2name.get(digit, '') + '십'
name = name.replace('일십', '십')
elif i == 6:
name = digit2name.get(digit, '') + '백'
name = name.replace('일백', '백')
elif i == 7:
name = digit2name.get(digit, '') + '천'
name = name.replace('일천', '천')
elif i == 8:
name = digit2name.get(digit, '') + '억'
elif i == 9:
name = digit2name.get(digit, '') + '십'
elif i == 10:
name = digit2name.get(digit, '') + '백'
elif i == 11:
name = digit2name.get(digit, '') + '천'
elif i == 12:
name = digit2name.get(digit, '') + '조'
elif i == 13:
name = digit2name.get(digit, '') + '십'
elif i == 14:
name = digit2name.get(digit, '') + '백'
elif i == 15:
name = digit2name.get(digit, '') + '천'
spelledout.append(name)
return ''.join(elem for elem in spelledout)
def number_to_hangul(text):
'''Reference https://github.com/Kyubyong/g2pK'''
tokens = set(re.findall(r'(\d[\d,]*)([\uac00-\ud71f]+)', text))
for token in tokens:
num, classifier = token
if classifier[:2] in _korean_classifiers or classifier[0] in _korean_classifiers:
spelledout = hangul_number(num, sino=False)
else:
spelledout = hangul_number(num, sino=True)
text = text.replace(f'{num}{classifier}', f'{spelledout}{classifier}')
# digit by digit for remaining digits
digits = '0123456789'
names = '영일이삼사오육칠팔구'
for d, n in zip(digits, names):
text = text.replace(d, n)
return text
def korean_to_lazy_ipa(text):
text = latin_to_hangul(text)
text = number_to_hangul(text)
text=re.sub('[\uac00-\ud7af]+',lambda x:ko_pron.romanise(x.group(0),'ipa').split('] ~ [')[0],text)
for regex, replacement in _ipa_to_lazy_ipa:
text = re.sub(regex, replacement, text)
return text
def korean_to_ipa(text):
text = korean_to_lazy_ipa(text)
return text.replace('ʧ','tʃ').replace('ʥ','dʑ')