添加‘个百分点’转换%

Author: matouxiao

itn/chinese/rules/cardinal.py

@@ -172,9 +172,9 @@ def build_tagger(self):
         # 5. 添加"中文数字+英文字母"的规则，如"四a" -> "4a"
         # 匹配一个或多个英文字母（大小写）
         from pynini import union
-        english_letters = union(*[accep(c) for c in "abcdABCD"])
+        english_letters = union(*[accep(c) for c in "abcdqABCD"])
         # 数字+字母的组合，如"四a" -> "4a"
-        number_with_letter = number + english_letters.plus
+        number_with_letter = number.plus + english_letters.plus
         cardinal |= add_weight(number_with_letter, 0.05)  # 使用较高优先级
 
         # 6. 添加两个连续完整数字的范围规则（如"二十一二十二" -> "21-22"）

itn/chinese/rules/measure.py

@@ -56,6 +56,16 @@ def build_tagger(self):
             + insert("%")
         )
 
+        # 二十二个百分点, 零点六个百分点, 负二十二个百分点
+        percent_point = (
+            (sign + delete("的").ques).ques
+            + Cardinal().number
+            + delete("个").ques
+            + delete("百分")
+            + (delete("点") | delete("比"))
+            + insert("%")
+        )
+
         # 十千米每小时 => 10km/h, 十一到一百千米每小时 => 11~100km/h
         # measure = number + (to + number).ques + units
         measure = number + (insert("、") + number).star + (to + number).ques + units
@@ -96,7 +106,7 @@ def build_tagger(self):
                 -0.5,
             )
 
-        tagger = insert('value: "') + (measure | measure_sp | percent) + insert('"')
+        tagger = insert('value: "') + (measure | measure_sp | percent | percent_point) + insert('"')
         # 每小时十千米 => 10km/h, 每小时三十到三百一十一千米 => 30~311km/h
         tagger |= insert('denominator: "') + delete("每") + units + insert('" numerator: "') + measure + insert('"')