Update utils.py

utils.py

@@ -2,6 +2,9 @@ from langchain_experimental.agents import create_pandas_dataframe_agent
 import pandas as pd
 from langchain.agents.agent_types import AgentType
 from langchain_community.llms import HuggingFaceEndpoint
+import os
+
+os.getenv('huggingfacehub_api_token ')
 
 def query_agent(data, query):
     # Parse the CSV file and create a Pandas DataFrame from its contents.