chore: import upstream snapshot with attribution

2026-07-13 13:25:10 +08:00
commit c397331b1e
3684 changed files with 990993 additions and 0 deletions
@@ -0,0 +1,20 @@
+from fun_text_processing.text_normalization.zh.graph_utils import GraphFst
+from fun_text_processing.text_normalization.zh.taggers.cardinal import Cardinal
+from pynini.lib import pynutil
+
+
+class Fraction(GraphFst):
+    """
+    tokens { fraction { denominator: "5" numerator: "1" } } -> 五分之一
+    """
+
+    def __init__(self, deterministic: bool = True, lm: bool = False):
+        super().__init__(name="fraction", kind="verbalize", deterministic=deterministic)
+
+        denominator = (
+            pynutil.delete('denominator: "') + Cardinal().graph_cardinal + pynutil.delete('"')
+        )
+        numerator = pynutil.delete('numerator: "') + Cardinal().graph_cardinal + pynutil.delete('"')
+        graph = denominator + pynutil.delete(" ") + pynutil.insert("分之") + numerator
+
+        self.fst = self.delete_tokens(graph).optimize()