Update app.py

app.py

@@ -1,6 +1,7 @@
 import gradio as gr
 import os
 os.system("python -m unidic download")
+from pytube import YouTube
 import torch
 from openvoice import se_extractor
 from openvoice.api import ToneColorConverter
@@ -19,9 +20,9 @@ def process_video(video_file, youtube_url, language_choice):
     if video_file != None and youtube_url != None:
         return None
     elif youtube_url != None:
-        youtube_command = f"youtube-dl -o download_video.mp4 \"{youtube_url}\""
-        os.system(youtube_command)
-        video_file = "download_video.mp4"
+        yt = YouTube(youtube_url)
+        yt.streams.filter(progressive=True, file_extension='mp4').first().download(filename="original")
+        video_file = "original.mp4"
     
     # Initialize paths and devices
     ckpt_converter = 'checkpoints_v2/converter'