Update main.py

main.py

@@ -166,7 +166,7 @@ def sibyl_system_ban(
         sibyl_ban = random.choice(db.RAMDOM_STATUS)
         _, _, is_banned, _, sibyl_user_id = db.get_sibyl_system_banned(item.user_id)
 
-        if sibyl_user_id and is_banned:
+        if sibyl_user_id is not None and is_banned:
             return {"status": "false", "message": "User is already banned"}
 
         db.new_sibyl_system_banned(item.user_id, sibyl_ban, item.reason, date_joined)