Fix: Return tuple ('', []) when char_list is empty to prevent ValueError (#...

lingji-yidong

2024-06-28 c880db53646ab9fd26417f4baf004ab44cc24e1a

 funasr/models/specaug/time_warp.py

@@ -1,4 +1,5 @@
"""Time warp module."""

import torch

from funasr.models.transformer.utils.nets_utils import pad_list