FunASR/fun_text_processing/text_normalization/en/verbalizers/verbalize.py

71 lines
3.3 KiB
Python

from fun_text_processing.text_normalization.en.graph_utils import GraphFst
from fun_text_processing.text_normalization.en.verbalizers.abbreviation import AbbreviationFst
from fun_text_processing.text_normalization.en.verbalizers.cardinal import CardinalFst
from fun_text_processing.text_normalization.en.verbalizers.date import DateFst
from fun_text_processing.text_normalization.en.verbalizers.decimal import DecimalFst
from fun_text_processing.text_normalization.en.verbalizers.electronic import ElectronicFst
from fun_text_processing.text_normalization.en.verbalizers.fraction import FractionFst
from fun_text_processing.text_normalization.en.verbalizers.measure import MeasureFst
from fun_text_processing.text_normalization.en.verbalizers.money import MoneyFst
from fun_text_processing.text_normalization.en.verbalizers.ordinal import OrdinalFst
from fun_text_processing.text_normalization.en.verbalizers.roman import RomanFst
from fun_text_processing.text_normalization.en.verbalizers.telephone import TelephoneFst
from fun_text_processing.text_normalization.en.verbalizers.time import TimeFst
from fun_text_processing.text_normalization.en.verbalizers.whitelist import WhiteListFst
class VerbalizeFst(GraphFst):
"""
Composes other verbalizer grammars.
For deployment, this grammar will be compiled and exported to OpenFst Finate State Archiv (FAR) File.
More details to deployment at NeMo/tools/text_processing_deployment.
Args:
deterministic: if True will provide a single transduction option,
for False multiple options (used for audio-based normalization)
"""
def __init__(self, deterministic: bool = True):
super().__init__(name="verbalize", kind="verbalize", deterministic=deterministic)
cardinal = CardinalFst(deterministic=deterministic)
cardinal_graph = cardinal.fst
decimal = DecimalFst(cardinal=cardinal, deterministic=deterministic)
decimal_graph = decimal.fst
ordinal = OrdinalFst(deterministic=deterministic)
ordinal_graph = ordinal.fst
fraction = FractionFst(deterministic=deterministic)
fraction_graph = fraction.fst
telephone_graph = TelephoneFst(deterministic=deterministic).fst
electronic_graph = ElectronicFst(deterministic=deterministic).fst
measure = MeasureFst(
decimal=decimal, cardinal=cardinal, fraction=fraction, deterministic=deterministic
)
measure_graph = measure.fst
time_graph = TimeFst(deterministic=deterministic).fst
date_graph = DateFst(ordinal=ordinal, deterministic=deterministic).fst
money_graph = MoneyFst(decimal=decimal, deterministic=deterministic).fst
whitelist_graph = WhiteListFst(deterministic=deterministic).fst
graph = (
time_graph
| date_graph
| money_graph
| measure_graph
| ordinal_graph
| decimal_graph
| cardinal_graph
| telephone_graph
| electronic_graph
| fraction_graph
| whitelist_graph
)
roman_graph = RomanFst(deterministic=deterministic).fst
graph |= roman_graph
if not deterministic:
abbreviation_graph = AbbreviationFst(deterministic=deterministic).fst
graph |= abbreviation_graph
self.fst = graph