| """ from https://github.com/keithito/tacotron """ | |
| import re | |
| valid_symbols = [ | |
| 'AA', 'AA0', 'AA1', 'AA2', 'AE', 'AE0', 'AE1', 'AE2', 'AH', 'AH0', 'AH1', 'AH2', | |
| 'AO', 'AO0', 'AO1', 'AO2', 'AW', 'AW0', 'AW1', 'AW2', 'AY', 'AY0', 'AY1', 'AY2', | |
| 'B', 'CH', 'D', 'DH', 'EH', 'EH0', 'EH1', 'EH2', 'ER', 'ER0', 'ER1', 'ER2', 'EY', | |
| 'EY0', 'EY1', 'EY2', 'F', 'G', 'HH', 'IH', 'IH0', 'IH1', 'IH2', 'IY', 'IY0', 'IY1', | |
| 'IY2', 'JH', 'K', 'L', 'M', 'N', 'NG', 'OW', 'OW0', 'OW1', 'OW2', 'OY', 'OY0', | |
| 'OY1', 'OY2', 'P', 'R', 'S', 'SH', 'T', 'TH', 'UH', 'UH0', 'UH1', 'UH2', 'UW', | |
| 'UW0', 'UW1', 'UW2', 'V', 'W', 'Y', 'Z', 'ZH' | |
| ] | |
| _valid_symbol_set = set(valid_symbols) | |
| class CMUDict: | |
| '''Thin wrapper around CMUDict data. http://www.speech.cs.cmu.edu/cgi-bin/cmudict''' | |
| def __init__(self, file_or_path, keep_ambiguous=True): | |
| if isinstance(file_or_path, str): | |
| with open(file_or_path, encoding='latin-1') as f: | |
| entries = _parse_cmudict(f) | |
| else: | |
| entries = _parse_cmudict(file_or_path) | |
| if not keep_ambiguous: | |
| entries = {word: pron for word, pron in entries.items() if len(pron) == 1} | |
| self._entries = entries | |
| def __len__(self): | |
| return len(self._entries) | |
| def lookup(self, word): | |
| '''Returns list of ARPAbet pronunciations of the given word.''' | |
| return self._entries.get(word.upper()) | |
| _alt_re = re.compile(r'\([0-9]+\)') | |
| def _parse_cmudict(file): | |
| cmudict = {} | |
| for line in file: | |
| if len(line) and (line[0] >= 'A' and line[0] <= 'Z' or line[0] == "'"): | |
| parts = line.split(' ') | |
| word = re.sub(_alt_re, '', parts[0]) | |
| pronunciation = _get_pronunciation(parts[1]) | |
| if pronunciation: | |
| if word in cmudict: | |
| cmudict[word].append(pronunciation) | |
| else: | |
| cmudict[word] = [pronunciation] | |
| return cmudict | |
| def _get_pronunciation(s): | |
| parts = s.strip().split(' ') | |
| for part in parts: | |
| if part not in _valid_symbol_set: | |
| return None | |
| return ' '.join(parts) | |