Update utils.py

add a print for debuggin

utils.py

@@ -61,6 +61,7 @@ def load_expired_tokens(expired_file=EXPIRED_FILE):
     if os.path.exists(expired_file):
         with open(expired_file, 'r') as f:
             for line in f:
+                print(line)
                 token, expiry_date = line.strip().split(',')
                 expired_tokens[token] = datetime.fromisoformat(expiry_date)
     return expired_tokens