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40 lines
1.3 KiB
40 lines
1.3 KiB
3 years ago
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# Copyright (c) 2021 PaddlePaddle Authors. All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from typing import List, Tuple
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from pypinyin import lazy_pinyin, Style
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from preprocess_transcription import split_syllable
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def convert_to_pinyin(text: str) -> List[str]:
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"""convert text into list of syllables, other characters that are not chinese, thus
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cannot be converted to pinyin are splited.
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"""
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syllables = lazy_pinyin(
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text, style=Style.TONE3, neutral_tone_with_five=True)
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return syllables
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def convert_sentence(text: str) -> List[Tuple[str]]:
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"""convert a sentence into two list: phones and tones"""
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syllables = convert_to_pinyin(text)
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phones = []
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tones = []
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for syllable in syllables:
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p, t = split_syllable(syllable)
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phones.extend(p)
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tones.extend(t)
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return phones, tones
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