Aggiungi print di debug

app.py

@@ -27,6 +27,8 @@ class FirstAgent:
     ### First Agent is the first attempt to develop an agent for the course. ###
     def __init__(self):
         # Usa un modello Hugging Face gratuito
+        print("Present" if os.getenv("TOKEN_NAME") else "Not Present")
+        print("Present Present" if os.getenv(os.getenv("TOKEN_NAME")) else "Not Present Not Present")
         token = os.getenv(os.getenv("TOKEN_NAME"))
         os.environ["HF_TOKEN"] = token
         model = InferenceClientModel(