@@ -163,6 +163,8 @@ def download_video(video_path, video_id, download_folder, ftype='mp4'):
def asr_validity_discrimination(text):
"""判断asr识别的文本是否有效"""
+ if len(text) == 0:
+ return False
words = set(text)
words_rate = len(words) / len(text)
print(len(words), len(text), words_rate)
