Update app.py

app.py

@@ -3,6 +3,7 @@ import gradio as gr
 import random
 
 os.system("pip install kantts -f https://modelscope.oss-cn-beijing.aliyuncs.com/releases/repo.html")
+os.system("pip install librosa==0.9.0")
 os.system("pip install numpy==1.22.0")
 
 from modelscope.models.audio.tts import SambertHifigan