Update app.py

app.py

@@ -6,6 +6,10 @@ import os
 
 def get_metadata(url):
     try:
+        # Prepend "https://" if the URL doesn't have a scheme
+        if not url.startswith(('http://', 'https://')):
+            url = 'https://' + url
+
         response = requests.get(url)
         soup = BeautifulSoup(response.text, 'html.parser')