# Copyright NeMo (https://github.com/NVIDIA/NeMo). 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 fun_text_processing.text_normalization.zh.graph_utils import FUN_NOT_QUOTE, GraphFst
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from pynini.lib import pynutil
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class Char(GraphFst):
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'''
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tokens { char: "你" } -> 你
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'''
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def __init__(self, deterministic: bool = True, lm: bool = False):
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super().__init__(name="char", kind="verbalize", deterministic=deterministic)
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graph = pynutil.delete("name: \"") + FUN_NOT_QUOTE + pynutil.delete("\"")
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self.fst = graph.optimize()
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