Update key config

README.md

@@ -83,7 +83,7 @@ touch .env
 Inside `.env` file, pass the API Key into `OPENAI_API_KEY` value
 
 ```sh
-OPENAI_API_KEY = "sk-..."
+OPENAI_API_KEY={YOUR_API_KEY_HERE}
 ```
 
 5. **Run the Streamlit App**:

apikey.py

@@ -1,8 +1,6 @@
 import os
-import openai
+from dotenv import load_dotenv
 
-from dotenv import load_dotenv, find_dotenv
+load_dotenv()
 
-_ = load_dotenv(find_dotenv())
-
-openai_api_key = os.environ["OPENAI_API_KEY"]
+llm_api_key = os.environ.get("OPENAI_API_KEY")

app.py

@@ -1,6 +1,7 @@
 import os
 import streamlit as st
 
+from apikey import llm_api_key
 from langchain.chat_models import ChatOpenAI
 from langchain.text_splitter import RecursiveCharacterTextSplitter
 from langchain.embeddings.openai import OpenAIEmbeddings
@@ -12,6 +13,8 @@ from langchain.document_loaders import (
     TextLoader,
 )
 
+key = llm_api_key
+
 
 def load_and_process_file(file_data):
     """
@@ -54,7 +57,11 @@ def initialize_chat_model(vector_store):
     Initialize the chat model with the given vector store.
     Returns a ConversationalRetrievalChain instance.
     """
-    llm = ChatOpenAI(model="gpt-3.5-turbo", temperature=0)
+    llm = ChatOpenAI(
+        model="gpt-3.5-turbo",
+        temperature=0,
+        openai_api_key=key,
+    )
     retriever = vector_store.as_retriever()
     return ConversationalRetrievalChain.from_llm(llm, retriever)
 

requirements.txt

@@ -1,6 +1,8 @@
-streamlit
 langchain
+streamlit
+streamlit_chat
 chromadb
 openai
 tiktoken
 pypdf
+python-dotenv