Update app.py

app.py

@@ -7,7 +7,9 @@ from langchain_openai import OpenAIEmbeddings, ChatOpenAI
 from langchain_core.prompts import ChatPromptTemplate, MessagesPlaceholder
 from langchain.chains import create_history_aware_retriever, create_retrieval_chain
 from langchain.chains.combine_documents import create_stuff_documents_chain
+from dotenv import load_dotenv
 
+load_dotenv()
 
 def get_response(user_input):
     return "I dont know"
@@ -42,9 +44,9 @@ def get_context_retriever_chain(vector_store):
     return retriever_chain
     
 
-def get_conversational_rag_chain(retriever_chain,openai_apikey): 
+def get_conversational_rag_chain(retriever_chain): 
     
-    llm = ChatOpenAI(openai_api_key=openai_apikey)
+    llm = ChatOpenAI()
     
     prompt = ChatPromptTemplate.from_messages([
       ("system", "Answer the user's questions based on the below context:\n\n{context}"),
@@ -80,10 +82,10 @@ st.title("Chat with Websites")
 with st.sidebar:
     st.header("Settings")
     website_url = st.text_input("Website URL")
-    openai_apikey = st.text_input("Enter your OpenAI API key")
+    # openai_apikey = st.text_input("Enter your OpenAI API key")
 
-if (website_url is None or website_url == "") or (openai_apikey is None or openai_apikey == ""):
-    st.info("Please ensure if website URL and Open AI api key are entered")
+if (website_url is None or website_url == ""):
+    st.info("Please ensure if website URL is entered")
     
 
 else:
@@ -100,7 +102,7 @@ else:
     #user_input
     user_query = st.chat_input("Type your message here...")
     if user_query is not None and user_query !="":
-        response = get_response(user_query,openai_apikey)
+        response = get_response(user_query)
         st.session_state.chat_history.append(HumanMessage(content=user_query))
         st.session_state.chat_history.append(AIMessage(content=response))