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182 lines
3.4 KiB
Python
182 lines
3.4 KiB
Python
import unicodedata
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from collections import Counter
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from typing import Dict, Iterable, List, Mapping, Optional
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from espeak_phonemizer import Phonemizer
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DEFAULT_PHONEME_ID_MAP: Dict[str, List[int]] = {
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"_": [0],
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"^": [1],
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"$": [2],
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" ": [3],
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"!": [4],
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"'": [5],
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"(": [6],
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")": [7],
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",": [8],
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"-": [9],
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".": [10],
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":": [11],
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";": [12],
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"?": [13],
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"a": [14],
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"b": [15],
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"c": [16],
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"d": [17],
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"e": [18],
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"f": [19],
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"h": [20],
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"i": [21],
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"j": [22],
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"k": [23],
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"l": [24],
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"m": [25],
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"n": [26],
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"o": [27],
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"p": [28],
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"q": [29],
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"r": [30],
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"s": [31],
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"t": [32],
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"u": [33],
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"v": [34],
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"w": [35],
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"x": [36],
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"y": [37],
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"z": [38],
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"æ": [39],
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"ç": [40],
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"ð": [41],
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"ø": [42],
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"ħ": [43],
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"ŋ": [44],
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"œ": [45],
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"ǀ": [46],
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"ǁ": [47],
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"ǂ": [48],
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"ǃ": [49],
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"ɐ": [50],
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"ɑ": [51],
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"ɒ": [52],
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"ɓ": [53],
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"ɔ": [54],
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"ɕ": [55],
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"ɖ": [56],
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"ɗ": [57],
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"ɘ": [58],
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"ə": [59],
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"ɚ": [60],
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"ɛ": [61],
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"ɜ": [62],
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"ɞ": [63],
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"ɟ": [64],
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"ɠ": [65],
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"ɡ": [66],
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"ɢ": [67],
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"ɣ": [68],
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"ɤ": [69],
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"ɥ": [70],
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"ɦ": [71],
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"ɧ": [72],
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"ɨ": [73],
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"ɪ": [74],
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"ɫ": [75],
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"ɬ": [76],
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"ɭ": [77],
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"ɮ": [78],
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"ɯ": [79],
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"ɰ": [80],
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"ɱ": [81],
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"ɲ": [82],
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"ɳ": [83],
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"ɴ": [84],
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"ɵ": [85],
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"ɶ": [86],
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"ɸ": [87],
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"ɹ": [88],
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"ɺ": [89],
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"ɻ": [90],
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"ɽ": [91],
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"ɾ": [92],
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"ʀ": [93],
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"ʁ": [94],
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"ʂ": [95],
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"ʃ": [96],
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"ʄ": [97],
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"ʈ": [98],
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"ʉ": [99],
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"ʊ": [100],
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"ʋ": [101],
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"ʌ": [102],
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"ʍ": [103],
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"ʎ": [104],
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"ʏ": [105],
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"ʐ": [106],
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"ʑ": [107],
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"ʒ": [108],
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"ʔ": [109],
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"ʕ": [110],
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"ʘ": [111],
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"ʙ": [112],
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"ʛ": [113],
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"ʜ": [114],
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"ʝ": [115],
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"ʟ": [116],
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"ʡ": [117],
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"ʢ": [118],
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"ʲ": [119],
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"ˈ": [120],
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"ˌ": [121],
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"ː": [122],
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"ˑ": [123],
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"˞": [124],
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"β": [125],
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"θ": [126],
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"χ": [127],
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"ᵻ": [128],
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"ⱱ": [129],
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}
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def phonemize(text: str, phonemizer: Phonemizer) -> List[str]:
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phonemes_str = phonemizer.phonemize(text=text, keep_clause_breakers=True)
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# Phonemes are decomposed into unicode codepoints
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return list(unicodedata.normalize("NFD", phonemes_str))
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def phonemes_to_ids(
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phonemes: Iterable[str],
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phoneme_id_map: Optional[Mapping[str, Iterable[int]]] = None,
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missing_phonemes: "Optional[Counter[str]]" = None,
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pad: Optional[str] = "_",
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bos: Optional[str] = "^",
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eos: Optional[str] = "$",
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) -> List[int]:
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if phoneme_id_map is None:
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phoneme_id_map = DEFAULT_PHONEME_ID_MAP
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phoneme_ids: List[int] = []
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if bos:
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phoneme_ids.extend(phoneme_id_map[bos])
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if pad:
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phoneme_ids.extend(phoneme_id_map[pad])
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for phoneme in phonemes:
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mapped_phoneme_ids = phoneme_id_map.get(phoneme)
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if mapped_phoneme_ids:
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phoneme_ids.extend(mapped_phoneme_ids)
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if pad:
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phoneme_ids.extend(phoneme_id_map[pad])
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elif missing_phonemes is not None:
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# Make note of missing phonemes
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missing_phonemes[phoneme] += 1
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if eos:
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phoneme_ids.extend(phoneme_id_map[eos])
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return phoneme_ids
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