Update app.py

app.py

@@ -34,7 +34,7 @@ list_llm = ["mistralai/Mistral-7B-Instruct-v0.2", "mistralai/Mixtral-8x7B-Instru
 ]
 list_llm_simple = [os.path.basename(llm) for llm in list_llm]
 
-
+huggingfacehub_api_token = os.environ.get[HUGGINGFACEHUB_API_TOKEN]
 
 
 @spaces.GPU
@@ -149,6 +149,7 @@ def initialize_llmchain(llm_model, temperature, max_tokens, top_k, vector_db, pr
             # model_kwargs={"temperature": temperature, "max_new_tokens": max_tokens, "top_k": top_k}
             temperature = temperature,
             max_new_tokens = max_tokens,
+            huggingfacehub_api_token = huggingfacehub_api_token
             top_k = top_k,
         )
     else: