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 +1,24 @@
+import pynini
+from fun_text_processing.text_normalization.en.graph_utils import GraphFst
+from fun_text_processing.text_normalization.ru.alphabet import RU_ALPHA
+from pynini.lib import pynutil
+
+
+class MoneyFst(GraphFst):
+    """
+    Finite state transducer for verbalizing money, e.g.
+        money {  "пять рублей" } -> пять рублей
+
+    Args:
+        deterministic: if True will provide a single transduction option,
+            for False multiple transduction are generated (used for audio-based normalization)
+    """
+
+    def __init__(self, deterministic: bool = True):
+        super().__init__(name="money", kind="verbalize", deterministic=deterministic)
+
+        graph = pynini.closure(RU_ALPHA | " ")
+        delete_tokens = self.delete_tokens(
+            pynutil.delete('integer_part: "') + graph + pynutil.delete('"')
+        )
+        self.fst = delete_tokens.optimize()