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import pynini
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from fun_text_processing.inverse_text_normalization.fr.graph_utils import DAMO_NOT_QUOTE, GraphFst
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from pynini.lib import pynutil
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class TelephoneFst(GraphFst):
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"""
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Finite state transducer for verbalizing telephone, e.g.
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telephone { number_part: "02 33 43 53 22" }
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-> 02 33 43 53 22
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"""
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def __init__(self):
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super().__init__(name="telephone", kind="verbalize")
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number_part = pynutil.delete("number_part: \"") + pynini.closure(DAMO_NOT_QUOTE, 1) + pynutil.delete("\"")
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delete_tokens = self.delete_tokens(number_part)
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self.fst = delete_tokens.optimize()
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