Update app.py

app.py

@@ -1,7 +1,7 @@
 import os, sys
 import tempfile
 import gradio as gr
-from src.gradio_demo import LipSyncer  
+from src.gradio_demo import SadTalker  
 # from src.utils.text2speech import TTSTalker
 from huggingface_hub import snapshot_download