[text] revert wenet/utils/file_utils.py

wenet-e2e · Nov 27, 2023 · 3acdd59 · 3acdd59
1 parent c2ecc7c
commit 3acdd59
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/wenet/utils/file_utils.py b/wenet/utils/file_utils.py
@@ -39,7 +39,7 @@ def read_non_lang_symbols(non_lang_sym_path):
 
     """
     if non_lang_sym_path is None:
-        return {}
+        return None
     else:
         syms = read_lists(non_lang_sym_path)
         non_lang_syms_pattern = re.compile(r"(\[[^\[\]]+\]|<[^<>]+>|{[^{}]+})")