""" from https://github.com/keithito/tacotron """

'''
Defines the set of symbols used in text input to the model.
'''
_pad        = '_'
_punctuation = ';:,.!?¡¿—…"«»“” '

_punctuation_zh = '；：，。！？-“”《》、（）ＢＰ…—~.\·『』・ '
_letters = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz'

_numbers = '1234567890'
_others = ''

_letters_ipa = "ɑɐɒæɓʙβɔɕçɗɖðʤəɘɚɛɜɝɞɟʄɡɠɢʛɦɧħɥʜɨɪʝɭɬɫɮʟɱɯɰŋɳɲɴøɵɸθœɶʘɹɺɾɻʀʁɽʂʃʈʧʉʊʋⱱʌɣɤʍχʎʏʑʐʒʔʡʕʢǀǁǂǃˈˌːˑʼʴʰʱʲʷˠˤ˞↓↑→↗↘'̩'ᵻ"


# Export all symbols:
symbols = [_pad] + list(_punctuation) + list(_letters) + list(_letters_ipa)

symbols_zh = [_pad] + list(_punctuation_zh) +  list(_letters) + list(_numbers)

# Special symbol ids
SPACE_ID = symbols.index(" ")