Update app.py

app.py

@@ -25,17 +25,13 @@ from yt_dlp import YoutubeDL
 from yt_dlp import YoutubeDL
 import os
 
-import yt_dlp
-
-import yt_dlp
-
 import yt_dlp
 import time
 import random
 
 def download_video(url, cookies_file=None):
     """
-    Downloads a video from YouTube with bot evasion techniques
+    Downloads a video from YouTube with basic bot evasion techniques.
     """
     print("Simulating human-like download...")
 
@@ -52,20 +48,18 @@ def download_video(url, cookies_file=None):
         
         # Modern browser headers
         'user_agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36',
-        'headers': {
+        'http_headers': {
             'Accept': 'text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8',
             'Accept-Language': 'en-US,en;q=0.5',
             'Sec-Fetch-Mode': 'navigate',
         },
 
-        # Cookie authentication
-        'cookiefile': cookies_file.name if cookies_file else None,
-        
-        # Advanced bot evasion
-        'throttledratelimit': random.randint(500, 1000),
+        # Cookie authentication if provided
+        'cookiefile': cookies_file if cookies_file else None,
+
+        # Retry and fragment settings for robustness
         'retries': 3,
         'fragment_retries': 5,
-        'skip_download': False,
     }
 
     try:
@@ -75,10 +69,12 @@ def download_video(url, cookies_file=None):
             return filename
     except Exception as e:
         print(f"Error: {str(e)}")
-        raise gr.Error(f"Download failed: {str(e)}")
+        return f"Download failed: {str(e)}"
 
+# Example usage
 url = "https://www.youtube.com/watch?v=uLVRZE8OAI4"
-download_video(url)        
+download_video(url)
+