fixing all the feedbacks

Signed-off-by: hmlee245 <hmlee245@gmail.com>

Author: hmlee245

nemo_text_processing/inverse_text_normalization/ko/clean_eval_data.py

@@ -1,4 +1,4 @@
-# Copyright (c) 2023, NVIDIA CORPORATION.  All rights reserved.
+# Copyright (c) 2025, NVIDIA CORPORATION.  All rights reserved.
 # Copyright 2015 and onwards Google, Inc.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");

nemo_text_processing/inverse_text_normalization/ko/data/numbers/zero.tsv

@@ -12,6 +12,3 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from nemo_text_processing.inverse_text_normalization.ko.taggers.tokenize_and_classify import ClassifyFst
-from nemo_text_processing.inverse_text_normalization.ko.verbalizers.verbalize import VerbalizeFst
-from nemo_text_processing.inverse_text_normalization.ko.verbalizers.verbalize_final import VerbalizeFinalFst

nemo_text_processing/inverse_text_normalization/ko/graph_utils.py

@@ -31,13 +31,9 @@ class CardinalFst(GraphFst):
     def __init__(self):
         super().__init__(name="cardinal", kind="classify")
 
-        graph_zero = pynini.string_file(get_abs_path("data/numbers/zero.tsv"))
-        graph_digit = pynini.string_file(get_abs_path("data/numbers/digit.tsv"))
         graph_zero = pynini.cross("영", "0")
+        graph_digit = pynini.string_file(get_abs_path("data/numbers/digit.tsv"))
 
-        graph_negative = pynini.cross("마이너스", "-")
-        graph_negative += delete_space
-        
         ten = pynutil.delete("십")
         ten_alt = pynini.cross("십", "1")
         ### Responsible for second digit of two digit number. ex) 20's 2