os import

app.py

@@ -7,7 +7,9 @@ import torch # Or tensorflow/flax depending on backend
 from transformers import AutoModelForCausalLM, AutoTokenizer
 
 # Set Hugging Face token if needed (for gated models, though Llama 3.1 might not require it after initial access grant)
+import os
 from huggingface_hub import login
+
 hf_token = os.getenv("HF_TOKEN")
 login(token=hf_token)