ProsekaTTS/text/cleaners.py

import re

def japanese_cleaners(text):
    from text.japanese import japanese_to_romaji_with_accent
    text = japanese_to_romaji_with_accent(text)
    if len(text) == 0 or re.match('[A-Za-z]', text[-1]):
        text += '.'
    return text


def japanese_cleaners2(text):
    return japanese_cleaners(text).replace('ts', 'ʦ').replace('...', '…')