mirror of
https://github.com/kovidgoyal/calibre.git
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73 lines
2.8 KiB
Python
73 lines
2.8 KiB
Python
#!/usr/bin/env python
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# License: GPLv3 Copyright: 2019, Kovid Goyal <kovid at kovidgoyal.net>
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import json
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import os
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import re
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from contextlib import suppress
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from setup.revendor import ReVendor
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class PiperVoices(ReVendor):
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description = 'Download the list of Piper voices'
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NAME = 'piper_voices'
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TAR_NAME = 'piper voice list'
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VERSION = 'master'
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DOWNLOAD_URL = f'https://raw.githubusercontent.com/rhasspy/piper/{VERSION}/VOICES.md'
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CAN_USE_SYSTEM_VERSION = False
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@property
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def output_file_path(self) -> str:
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return os.path.join(self.RESOURCES, 'piper-voices.json')
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def run(self, opts):
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url = opts.path_to_piper_voices
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if url:
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with open(opts.path_to_piper_voices) as f:
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src = f.read()
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else:
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url = opts.piper_voices_url
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src = self.download_securely(url).decode('utf-8')
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lang_map = {}
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current_lang = current_voice = ''
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lang_pat = re.compile(r'\((.+?)\)')
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model_pat = re.compile(r'\[model\]\((.+?)\)')
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config_pat = re.compile(r'\[config\]\((.+?)\)')
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for line in src.splitlines():
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if line.startswith('* '):
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if m := lang_pat.search(line):
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current_lang = m.group(1).partition(',')[0].replace('`', '')
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lang_map[current_lang] = {}
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current_voice = ''
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else:
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line = line.strip()
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if not line.startswith('*'):
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continue
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if '[model]' in line:
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if current_lang and current_voice:
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qual_map = lang_map[current_lang][current_voice]
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quality = line.partition('-')[0].strip().lstrip('*').strip()
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model = config = ''
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if m := model_pat.search(line):
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model = m.group(1)
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if m := config_pat.search(line):
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config = m.group(1)
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if not quality or not model or not config:
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raise SystemExit('Failed to parse piper voice model definition from:\n' + line)
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qual_map[quality] = {'model': model, 'config': config}
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else:
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current_voice = line.partition(' ')[-1].strip()
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lang_map[current_lang][current_voice] = {}
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if not lang_map:
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raise SystemExit(f'Failed to read any piper voices from: {url}')
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if 'en_US' not in lang_map:
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raise SystemExit(f'Failed to read en_US piper voices from: {url}')
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with open(self.output_file_path, 'w') as f:
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json.dump({'version': 1, 'lang_map': lang_map}, f, indent=2, sort_keys=False)
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def clean(self):
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with suppress(FileNotFoundError):
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os.remove(self.output_file_path)
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