Update app.py

app.py

@@ -1,4 +1,4 @@
-# ✅ Gemini-Based Stock Recommendation Extractor (Debug-Enhanced)
+# ✅ Gemini-Based Stock Recommendation Extractor (Debug-Enhanced with Fallback)
 
 import gradio as gr
 import os
@@ -20,34 +20,40 @@ def configure_gemini(api_key):
     except Exception as e:
         return f"❌ Gemini configuration failed: {str(e)}"
 
-# ✅ Extract video metadata only (no download)
+# ✅ Robust metadata extraction with fallback
 
 def extract_metadata(url, cookies_file=None):
-    try:
+    def run_yt_dlp(with_cookies):
         ydl_opts = {
             'quiet': False,
             'skip_download': True,
             'noplaylist': True,
-            'extract_flat': False
+            'extract_flat': False,
+            'force_ipv4': True,
+            'user_agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64)',
+            'referer': 'https://www.youtube.com/'
         }
-
-        if cookies_file and os.path.exists(cookies_file):
-            print(f"🔐 Using cookies file: {cookies_file}")
-            # Validate Netscape format header
+        if with_cookies and cookies_file and os.path.exists(cookies_file):
             with open(cookies_file, "r", encoding="utf-8", errors="ignore") as f:
-                first_line = f.readline().strip()
-                if "# Netscape HTTP Cookie File" in first_line:
+                header = f.readline().strip()
+                if "# Netscape HTTP Cookie File" in header:
                     ydl_opts['cookiefile'] = cookies_file
-                    print("✅ Valid cookies format detected")
+                    print("✅ Using valid cookies file")
                 else:
                     print("⚠️ Invalid cookies format. Skipping cookies.")
         else:
-            print("⚠️ No cookies file provided or path invalid.")
-
-        print("🔍 yt-dlp options:", ydl_opts)
+            print("🔓 Proceeding without cookies")
 
         with YoutubeDL(ydl_opts) as ydl:
-            info = ydl.extract_info(url, download=False)
+            return ydl.extract_info(url, download=False)
+
+    try:
+        # Try with cookies first
+        try:
+            info = run_yt_dlp(with_cookies=True)
+        except Exception as e:
+            print("⚠️ First attempt with cookies failed, retrying without cookies...", e)
+            info = run_yt_dlp(with_cookies=False)
 
         print("✅ Metadata fetched successfully")