Update app.py

app.py

@@ -1,7 +1,6 @@
 import streamlit as st
 import pandas as pd
 import os
-from dotenv import load_dotenv
 from llama_index.readers.file.paged_csv.base import PagedCSVReader
 from llama_index.core import Settings, VectorStoreIndex
 from llama_index.llms.openai import OpenAI
@@ -17,7 +16,6 @@ from langchain_openai import OpenAIEmbeddings, ChatOpenAI
 import faiss
 
 # Load environment variables
-load_dotenv()
 os.environ["OPENAI_API_KEY"] = os.getenv("OPENAI_API_KEY")
 
 # Global settings for LlamaIndex