Update app.py

app.py

@@ -13,13 +13,14 @@ import gradio as gr
 from jinja2 import Environment, FileSystemLoader
 import numpy as np
 from sentence_transformers import CrossEncoder
+from huggingface_hub import InferenceClient
+
 
 from backend.query_llm import generate_hf, generate_openai
 from backend.semantic_search import table, retriever
 from huggingface_hub import InferenceClient
 
-client = InferenceClient("mistralai/Mixtral-8x7B-Instruct-v0.1",token='HUB_TOKEN')
-
+client = InferenceClient("mistralai/Mixtral-8x7B-Instruct-v0.1",token='HUGGING_FACE_HUB_TOKEN')
 VECTOR_COLUMN_NAME = "vector"
 TEXT_COLUMN_NAME = "text"