add timestamp to output file

app.py

@@ -1,6 +1,7 @@
 import gradio as gr
 import subprocess
 from moviepy.editor import VideoFileClip
+import datetime
 
 def convert_to_mp4_with_aac(input_path, output_path):
     # Load the video
@@ -26,8 +27,10 @@ def execute_command(command: str) -> None:
     subprocess.run(command, check=True)
 
 def infer(audio_input, image_path, emotional_style):
+    # Get the current timestamp
+    timestamp = datetime.datetime.now().strftime("%Y%m%d%H%M%S")
 
-    output_name = "lipsynced_result"
+    output_name = f"lipsynced_result_{timestamp}"
 
     command = [
         f"python",