Update app.py

app.py

@@ -1,6 +1,16 @@
 from peft import AutoPeftModelForCausalLM
 from transformers import AutoTokenizer, pipeline
 import gradio as gr
+from huggingface_hub import login
+import os
+
+# Huggingface Authentication
+api_key = os.getenv('cs549_naacp_access_key')
+
+if api_key is None:
+    raise ValueError("API_KEY is not set in the environment variables.")
+
+login(api_key)
 
 # Load the model
 model = AutoPeftModelForCausalLM.from_pretrained("Moritz-Pfeifer/financial-times-classification-llama-2-7b-v1.3")