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PaddleSpeech/examples/aishell3/vc0/local/tacotron2/chinese_g2p.py

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